diff --git a/README.md b/README.md
index 3f9ea6e..3044837 100644
--- a/README.md
+++ b/README.md
@@ -11,8 +11,7 @@ beautiful logging
```javascript
### Simple Logging
-var bl = require('beautylog')("os"); //for use in OS console environment
-var bl = require('beautylog')("browser"); //for use in browser console environment like Google Chrome
+var bl = require('beautylog'); //for use in OS console environment AND browser console
bl.log('some log message'); //normal console log message
diff --git a/index.js b/index.js
index f961b84..0609348 100644
--- a/index.js
+++ b/index.js
@@ -1,4 +1,14 @@
///
+var BeautylogPlugins;
+(function (BeautylogPlugins) {
+ BeautylogPlugins.init = function () {
+ var plugins = {
+ smartenv: require("smartenv")
+ };
+ return plugins;
+ };
+})(BeautylogPlugins || (BeautylogPlugins = {}));
+///
var tableHelpers = {
makeRow: function (cellCounterArg, colorArg) {
if (cellCounterArg === void 0) { cellCounterArg = 2; }
@@ -48,12 +58,12 @@ var ConsoleTable = (function () {
return ConsoleTable;
})();
///
-var BeautylogOS;
-(function (BeautylogOS) {
+var BeautylogNode;
+(function (BeautylogNode) {
function init() {
var colors = require("colors");
var clc = require("cli-color");
- var beautylogOS = {}; //object to append to all public facing functions
+ var beautylogNode = {}; //object to append to all public facing functions
var localBl; // object to append to all private params and functions
localBl = {};
localBl.dirPrefix = clc.bgXterm(39).xterm(231).bold(' DIR ') + ' ';
@@ -69,7 +79,7 @@ var BeautylogOS;
* @param logType
* @returns {boolean}
*/
- beautylogOS.log = function (logText, logType) {
+ beautylogNode.log = function (logText, logType) {
if (logText === void 0) { logText = 'empty log'; }
if (logType === void 0) { logType = 'normal'; }
try {
@@ -114,54 +124,54 @@ var BeautylogOS;
* @param logText
* @returns {boolean}
*/
- beautylogOS.dir = function (logText) {
- return beautylogOS.log(logText, 'dir');
+ beautylogNode.dir = function (logText) {
+ return beautylogNode.log(logText, 'dir');
};
/**
* logs an error to console
* @param logText
* @returns {boolean}
*/
- beautylogOS.error = function (logText) {
- return beautylogOS.log(logText, 'error');
+ beautylogNode.error = function (logText) {
+ return beautylogNode.log(logText, 'error');
};
/**
* logs an info to console
* @param logText
* @returns {boolean}
*/
- beautylogOS.info = function (logText) {
- return beautylogOS.log(logText, 'info');
+ beautylogNode.info = function (logText) {
+ return beautylogNode.log(logText, 'info');
};
/**
* logs an 'OK!' message to console
* @param logText
* @returns {boolean}
*/
- beautylogOS.ok = function (logText) {
- return beautylogOS.log(logText, 'ok');
+ beautylogNode.ok = function (logText) {
+ return beautylogNode.log(logText, 'ok');
};
/**
* logs a success to console
* @param logText string to log as error
* @returns {boolean}
*/
- beautylogOS.success = function (logText) {
- return beautylogOS.log(logText, 'success');
+ beautylogNode.success = function (logText) {
+ return beautylogNode.log(logText, 'success');
};
/**
* logs a 'warn:' message to console
* @param logText string to log as error
* @returns {boolean}
*/
- beautylogOS.warn = function (logText) {
- return beautylogOS.log(logText, 'warn');
+ beautylogNode.warn = function (logText) {
+ return beautylogNode.log(logText, 'warn');
};
- beautylogOS.table = BeautylogOsTable.init();
- return beautylogOS;
+ beautylogNode.table = BeautylogOsTable.init();
+ return beautylogNode;
}
- BeautylogOS.init = init;
-})(BeautylogOS || (BeautylogOS = {}));
+ BeautylogNode.init = init;
+})(BeautylogNode || (BeautylogNode = {}));
///
var BeautylogOsTable;
(function (BeautylogOsTable) {
@@ -201,15 +211,16 @@ var BeautylogBrowser;
BeautylogBrowser.init = init;
})(BeautylogBrowser || (BeautylogBrowser = {}));
///
+///
///
-///
-///
+///
+///
///
-var beautylog = function (logPlatform) {
- if (logPlatform === void 0) { logPlatform = "os"; }
- switch (logPlatform) {
- case "os":
- var beautylogOs = BeautylogOS.init();
+var plugins = BeautylogPlugins.init();
+var beautylog = (function () {
+ switch (plugins.smartenv.getEnv().runtimeEnv) {
+ case "node":
+ var beautylogOs = BeautylogNode.init();
return beautylogOs;
break;
case "browser":
@@ -217,8 +228,8 @@ var beautylog = function (logPlatform) {
return beautylogBrowser;
break;
default:
- console.log("something is strange about the way you required beautylog");
+ console.log("something is strange about the platform in which you try to use beautylog");
break;
}
-};
+})();
module.exports = beautylog;
diff --git a/package.json b/package.json
index 6e2693e..1dd9e23 100644
--- a/package.json
+++ b/package.json
@@ -5,6 +5,7 @@
"main": "index.js",
"scripts": {
"test": "(cd ts/compile && node compile.js) && (node ./test.js)",
+ "testbrowser": "(npm test) && (node testbrowser.js)",
"gitsetup": "(git config push.followTags true)",
"push": "(git push origin master && git push origin release && git push --follow-tags)",
"reinstall": "(rm -r node_modules && npm install)",
@@ -31,11 +32,13 @@
"dependencies": {
"cli-color": "^1.1.0",
"cli-table2": "^0.1.9",
- "colors": "1.1.2"
+ "colors": "1.1.2",
+ "smartenv": "0.0.15"
},
"devDependencies": {
+ "easyserve": "0.0.4",
"gulp": "^3.9.0",
- "gulp-typescript": "^2.10.0",
- "pushrocks": "^1.0.25"
+ "gulp-browser": "0.0.18",
+ "gulp-typescript": "^2.10.0"
}
}
diff --git a/test.js b/test.js
index c9d27c4..763b9e8 100644
--- a/test.js
+++ b/test.js
@@ -1,38 +1,35 @@
///
-var beautyLogOs = require('./index.js')("os");
-var beautyLogBrowser = require("./index.js")("browser");
+var smartenv = require("smartenv");
+var beautyLog = require('./index.js');
console.log('*** start OS console test ***');
console.log('');
console.log('declarative function calls:');
-beautyLogOs.log('beautylog.log(), with normal logText, without logType');
-beautyLogOs.dir('beautylog.dir(), with normal logText, without logType');
-beautyLogOs.error('beautylog.error(), with normal logText, without logType');
-beautyLogOs.info('beautylog.dir(), with normal logText, without logType');
-beautyLogOs.ok('beautylog.ok(), with normal logText, without logType');
-beautyLogOs.success('beautylog.success(), with normal logText, without logType');
-beautyLogOs.warn('beautylog.warn(), with normal logText, without logType');
+beautyLog.log('beautylog.log(), with normal logText, without logType');
+beautyLog.dir('beautylog.dir(), with normal logText, without logType');
+beautyLog.error('beautylog.error(), with normal logText, without logType');
+beautyLog.info('beautylog.dir(), with normal logText, without logType');
+beautyLog.ok('beautylog.ok(), with normal logText, without logType');
+beautyLog.success('beautylog.success(), with normal logText, without logType');
+beautyLog.warn('beautylog.warn(), with normal logText, without logType');
console.log('');
console.log('logType String:');
-beautyLogOs.log('beautylog.log(), with normal logText, without logType');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "dir"', 'dir');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "error"', 'error');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "info"', 'info');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "ok"', 'ok');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "success"', 'success');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "warn"', 'warn');
+beautyLog.log('beautylog.log(), with normal logText, without logType');
+beautyLog.log('beautylog.log(), with normal logText, with logType "dir"', 'dir');
+beautyLog.log('beautylog.log(), with normal logText, with logType "error"', 'error');
+beautyLog.log('beautylog.log(), with normal logText, with logType "info"', 'info');
+beautyLog.log('beautylog.log(), with normal logText, with logType "ok"', 'ok');
+beautyLog.log('beautylog.log(), with normal logText, with logType "success"', 'success');
+beautyLog.log('beautylog.log(), with normal logText, with logType "warn"', 'warn');
console.log('');
console.log('*** end OS console test ***');
-console.log("*** start browser console test (Might look weird in OS console and travis log...) ***");
-beautyLogBrowser.log("hello");
-console.log("*** end browser console test ***");
console.log("*** start table test ***");
(function () {
- var testTable1 = beautyLogOs.table.new("checks");
+ var testTable1 = beautyLog.table.new("checks");
testTable1.push(['check1', 'success']);
testTable1.push(['check2', 'error']);
testTable1.push(['check3', 'error']);
testTable1.print();
- var testTable2 = beautyLogOs.table.new("custom", ["Column1".red, "Column2".blue, "Column3".cyan]);
+ var testTable2 = beautyLog.table.new("custom", ["Column1".red, "Column2".blue, "Column3".cyan]);
testTable2.push(["Hey", "this", "works"]);
testTable2.print();
})();
diff --git a/test/browser/browserified/index.js b/test/browser/browserified/index.js
new file mode 100644
index 0000000..b0a82e5
--- /dev/null
+++ b/test/browser/browserified/index.js
@@ -0,0 +1,25179 @@
+(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o
+var BeautylogPlugins;
+(function (BeautylogPlugins) {
+ BeautylogPlugins.init = function () {
+ var plugins = {
+ smartenv: require("smartenv")
+ };
+ return plugins;
+ };
+})(BeautylogPlugins || (BeautylogPlugins = {}));
+///
+var tableHelpers = {
+ makeRow: function (cellCounterArg, colorArg) {
+ if (cellCounterArg === void 0) { cellCounterArg = 2; }
+ if (colorArg === void 0) { colorArg = "cyan"; }
+ var rowArray = [];
+ for (var i = 0; i < (cellCounterArg); i++) {
+ rowArray.push(String(i + 1).cyan);
+ }
+ return rowArray;
+ }
+};
+var ConsoleTable = (function () {
+ function ConsoleTable(tableTypeArg, tableHeadArrayArg) {
+ if (tableHeadArrayArg === void 0) { tableHeadArrayArg = tableHelpers.makeRow(); }
+ switch (tableTypeArg) {
+ case "checks":
+ this.tableHead = ['Check Item:'.cyan, 'Status:'.cyan];
+ break;
+ case "custom":
+ this.tableHead = tableHeadArrayArg;
+ break;
+ default:
+ break;
+ }
+ this.rows = [];
+ this.type = tableTypeArg;
+ }
+ ConsoleTable.prototype.push = function (row) {
+ this.rows.push(row);
+ };
+ ConsoleTable.prototype.print = function () {
+ var table = new BeautylogOsTable.cliTable({
+ head: this.tableHead
+ });
+ for (var row in this.rows) {
+ if (this.rows[row][1] == "success") {
+ this.rows[row][1] = ' '.bgGreen + ' ' + this.rows[row][1];
+ }
+ else if (this.rows[row][1] == "error") {
+ this.rows[row][1] = ' '.bgRed + ' ' + this.rows[row][1];
+ }
+ table.push(this.rows[row]);
+ }
+ ;
+ console.log(table.toString());
+ };
+ return ConsoleTable;
+})();
+///
+var BeautylogNode;
+(function (BeautylogNode) {
+ function init() {
+ var colors = require("colors");
+ var clc = require("cli-color");
+ var beautylogNode = {}; //object to append to all public facing functions
+ var localBl; // object to append to all private params and functions
+ localBl = {};
+ localBl.dirPrefix = clc.bgXterm(39).xterm(231).bold(' DIR ') + ' ';
+ localBl.errorPrefix = ' Error: '.bgRed.white.bold + ' ';
+ localBl.infoPrefix = clc.bgXterm(198).xterm(231).bold(' INFO ') + ' ';
+ localBl.normalPrefix = ' Log: '.bgCyan.white.bold + ' ';
+ localBl.okPrefix = ' '.bgGreen + ' OK! '.bgBlack.green.bold + ' ';
+ localBl.successPrefix = ' Success: '.bgGreen.white.bold + ' ';
+ localBl.warnPrefix = ' '.bgYellow + ' Warn: '.bgBlack.yellow.bold + ' ';
+ /**
+ *
+ * @param logText
+ * @param logType
+ * @returns {boolean}
+ */
+ beautylogNode.log = function (logText, logType) {
+ if (logText === void 0) { logText = 'empty log'; }
+ if (logType === void 0) { logType = 'normal'; }
+ try {
+ switch (logType) {
+ case 'dir':
+ logText = localBl.dirPrefix + clc.xterm(26)(logText);
+ break;
+ case 'error':
+ logText = localBl.errorPrefix + logText.red.bold;
+ break;
+ case 'info':
+ logText = localBl.infoPrefix + clc.xterm(198)(logText);
+ break;
+ case 'normal':
+ logText = localBl.normalPrefix + logText.cyan.bold;
+ break;
+ case 'ok':
+ logText = localBl.okPrefix + logText.bold;
+ break;
+ case 'success':
+ logText = localBl.successPrefix + logText.green.bold;
+ break;
+ case 'warn':
+ logText = localBl.warnPrefix + logText.bold;
+ break;
+ case 'log':
+ default:
+ logText.blue.bold;
+ console.log(('unknown logType for "' + logText + '"').red.bold);
+ break;
+ }
+ console.log(logText);
+ return true;
+ }
+ catch (error) {
+ console.log(localBl.errorPrefix + 'You seem to have tried logging something strange'.red.bold + error);
+ return false;
+ }
+ };
+ /**
+ * logs an directory to console
+ * @param logText
+ * @returns {boolean}
+ */
+ beautylogNode.dir = function (logText) {
+ return beautylogNode.log(logText, 'dir');
+ };
+ /**
+ * logs an error to console
+ * @param logText
+ * @returns {boolean}
+ */
+ beautylogNode.error = function (logText) {
+ return beautylogNode.log(logText, 'error');
+ };
+ /**
+ * logs an info to console
+ * @param logText
+ * @returns {boolean}
+ */
+ beautylogNode.info = function (logText) {
+ return beautylogNode.log(logText, 'info');
+ };
+ /**
+ * logs an 'OK!' message to console
+ * @param logText
+ * @returns {boolean}
+ */
+ beautylogNode.ok = function (logText) {
+ return beautylogNode.log(logText, 'ok');
+ };
+ /**
+ * logs a success to console
+ * @param logText string to log as error
+ * @returns {boolean}
+ */
+ beautylogNode.success = function (logText) {
+ return beautylogNode.log(logText, 'success');
+ };
+ /**
+ * logs a 'warn:' message to console
+ * @param logText string to log as error
+ * @returns {boolean}
+ */
+ beautylogNode.warn = function (logText) {
+ return beautylogNode.log(logText, 'warn');
+ };
+ beautylogNode.table = BeautylogOsTable.init();
+ return beautylogNode;
+ }
+ BeautylogNode.init = init;
+})(BeautylogNode || (BeautylogNode = {}));
+///
+var BeautylogOsTable;
+(function (BeautylogOsTable) {
+ function init() {
+ BeautylogOsTable.cliTable = require("cli-table2");
+ var beautylogOsTable = {};
+ beautylogOsTable.new = function (typeArg, tableHeadArrayArg) {
+ var newConsoleTable = new ConsoleTable(typeArg, tableHeadArrayArg);
+ return newConsoleTable;
+ };
+ return beautylogOsTable;
+ }
+ BeautylogOsTable.init = init;
+})(BeautylogOsTable || (BeautylogOsTable = {}));
+///
+var BeautylogBrowser;
+(function (BeautylogBrowser) {
+ function init() {
+ var beautylogBrowser = {};
+ beautylogBrowser.log = function (message) {
+ console.log('%c Log: %c ' + message, "background:#42A5F5;color:#ffffff", "color:#42A5F5;");
+ };
+ beautylogBrowser.info = function (message) {
+ console.log('%c Info: %c ' + message, 'background:#EC407A;color:#ffffff;', 'color:#EC407A;');
+ };
+ beautylogBrowser.ok = function (message) {
+ console.log('%c OK: %c ' + message, "background:#000000;color:#8BC34A;", "color:#000000;");
+ };
+ beautylogBrowser.success = function (message) {
+ console.log('%c Success: %c ' + message, "background:#8BC34A;color:#ffffff;", "color:#8BC34A;");
+ };
+ beautylogBrowser.warn = function (message) {
+ console.log('%c Warn: %c ' + message, "background:#000000;color:#FB8C00;", "color:#000000;");
+ };
+ return beautylogBrowser;
+ }
+ BeautylogBrowser.init = init;
+})(BeautylogBrowser || (BeautylogBrowser = {}));
+///
+///
+///
+///
+///
+///
+var plugins = BeautylogPlugins.init();
+var beautylog = (function () {
+ switch (plugins.smartenv.getEnv().runtimeEnv) {
+ case "node":
+ var beautylogOs = BeautylogNode.init();
+ return beautylogOs;
+ break;
+ case "browser":
+ var beautylogBrowser = BeautylogBrowser.init();
+ return beautylogBrowser;
+ break;
+ default:
+ console.log("something is strange about the platform in which you try to use beautylog");
+ break;
+ }
+})();
+module.exports = beautylog;
+
+},{"cli-color":9,"cli-table2":122,"colors":142,"smartenv":150}],3:[function(require,module,exports){
+'use strict';
+
+var object = require('es5-ext/object/valid-object')
+ , stringifiable = require('es5-ext/object/validate-stringifiable-value')
+ , forOf = require('es6-iterator/for-of');
+
+module.exports = function (text, style) {
+ var result = '';
+ text = stringifiable(text);
+ object(style);
+ forOf(text, function (char) { result += style[char] || char; });
+ return result;
+};
+
+},{"es5-ext/object/valid-object":69,"es5-ext/object/validate-stringifiable-value":71,"es6-iterator/for-of":82}],4:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var d = require('d')
+ , assign = require('es5-ext/object/assign')
+ , forEach = require('es5-ext/object/for-each')
+ , map = require('es5-ext/object/map')
+ , primitiveSet = require('es5-ext/object/primitive-set')
+ , setPrototypeOf = require('es5-ext/object/set-prototype-of')
+ , memoize = require('memoizee')
+ , memoizeMethods = require('memoizee/methods')
+
+ , sgr = require('./lib/sgr')
+ , mods = sgr.mods
+
+ , join = Array.prototype.join, defineProperty = Object.defineProperty
+ , max = Math.max, min = Math.min
+ , variantModes = primitiveSet('_fg', '_bg')
+ , xtermMatch, getFn;
+
+// Some use cli-color as: console.log(clc.red('Error!'));
+// Which is inefficient as on each call it configures new clc object
+// with memoization we reuse once created object
+var memoized = memoize(function (scope, mod) {
+ return defineProperty(getFn(), '_cliColorData', d(assign({}, scope._cliColorData, mod)));
+});
+
+var proto = Object.create(Function.prototype, assign(map(mods, function (mod) {
+ return d.gs(function () { return memoized(this, mod); });
+}), memoizeMethods({
+ // xterm (255) color
+ xterm: d(function (code) {
+ code = isNaN(code) ? 255 : min(max(code, 0), 255);
+ return defineProperty(getFn(), '_cliColorData',
+ d(assign({}, this._cliColorData, {
+ _fg: [xtermMatch ? xtermMatch[code] : ('38;5;' + code), 39]
+ })));
+ }),
+ bgXterm: d(function (code) {
+ code = isNaN(code) ? 255 : min(max(code, 0), 255);
+ return defineProperty(getFn(), '_cliColorData',
+ d(assign({}, this._cliColorData, {
+ _bg: [xtermMatch ? (xtermMatch[code] + 10) : ('48;5;' + code), 49]
+ })));
+ })
+})));
+
+var getEndRe = memoize(function (code) {
+ return new RegExp('\x1b\\[' + code + 'm', 'g');
+}, { primitive: true });
+
+if (process.platform === 'win32') xtermMatch = require('./lib/xterm-match');
+
+getFn = function () {
+ return setPrototypeOf(function self(/*…msg*/) {
+ var start = '', end = '', msg = join.call(arguments, ' '), conf = self._cliColorData
+ , hasAnsi = sgr.hasCSI(msg);
+ forEach(conf, function (mod, key) {
+ end = sgr(mod[1]) + end;
+ start += sgr(mod[0]);
+ if (hasAnsi) {
+ msg = msg.replace(getEndRe(mod[1]), variantModes[key] ? sgr(mod[0]) : '');
+ }
+ }, null, true);
+ return start + msg + end;
+ }, proto);
+};
+
+module.exports = Object.defineProperties(getFn(), {
+ xtermSupported: d(!xtermMatch),
+ _cliColorData: d('', {})
+});
+
+}).call(this,require('_process'))
+},{"./lib/sgr":10,"./lib/xterm-match":12,"_process":149,"d":16,"es5-ext/object/assign":48,"es5-ext/object/for-each":54,"es5-ext/object/map":61,"es5-ext/object/primitive-set":64,"es5-ext/object/set-prototype-of":65,"memoizee":98,"memoizee/methods":105}],5:[function(require,module,exports){
+'use strict';
+
+module.exports = '\x07';
+
+},{}],6:[function(require,module,exports){
+'use strict';
+
+var from = require('es5-ext/array/from')
+ , iterable = require('es5-ext/iterable/validate-object')
+ , stringifiable = require('es5-ext/object/validate-stringifiable')
+ , pad = require('es5-ext/string/#/pad');
+
+module.exports = function (rows/*, options*/) {
+ var options = Object(arguments[1]), cols = [];
+ return from(iterable(rows), function (row, index) {
+ return from(iterable(row), function (str, index) {
+ var col = cols[index];
+ if (!col) col = cols[index] = { width: 0 };
+ str = stringifiable(str);
+ if (str.length > col.width) col.width = str.length;
+ return str;
+ });
+ }).map(function (row) {
+ return row.map(function (item, index) {
+ return pad.call(item, ' ', -cols[index].width);
+ }).join((options.sep == null) ? ' | ' : options.sep);
+ }).join('\n') + '\n';
+};
+
+},{"es5-ext/array/from":22,"es5-ext/iterable/validate-object":33,"es5-ext/object/validate-stringifiable":72,"es5-ext/string/#/pad":76}],7:[function(require,module,exports){
+'use strict';
+
+module.exports = {
+ screen: '\x1b[2J',
+ screenLeft: '\x1b[1J',
+ screenRight: '\x1b[J',
+ line: '\x1b[2K',
+ lineLeft: '\x1b[1K',
+ lineRight: '\x1b[K'
+};
+
+},{}],8:[function(require,module,exports){
+'use strict';
+/*
+ * get actual length of ANSI-formatted string
+ */
+
+var strip = require('./strip');
+
+module.exports = function (str) {
+ return strip(str).length;
+};
+
+},{"./strip":119}],9:[function(require,module,exports){
+'use strict';
+
+var d = require('d');
+
+module.exports = Object.defineProperties(require('./bare'), {
+ windowSize: d(require('./window-size')),
+ erase: d(require('./erase')),
+ move: d(require('./move')),
+ beep: d(require('./beep')),
+ columns: d(require('./columns')),
+ strip: d(require('./strip')),
+ getStrippedLength: d(require('./get-stripped-length')),
+ slice: d(require('./slice')),
+ throbber: d(require('./throbber')),
+ reset: d(require('./reset')),
+ art: d(require('./art'))
+});
+
+},{"./art":3,"./bare":4,"./beep":5,"./columns":6,"./erase":7,"./get-stripped-length":8,"./move":13,"./reset":117,"./slice":118,"./strip":119,"./throbber":120,"./window-size":121,"d":16}],10:[function(require,module,exports){
+'use strict';
+/* CSI - control sequence introducer */
+/* SGR - set graphic rendition */
+
+var assign = require('es5-ext/object/assign')
+ , includes = require('es5-ext/string/#/contains')
+ , forOwn = require('es5-ext/object/for-each')
+ , onlyKey = require('es5-ext/object/first-key')
+ , forEachRight = require('es5-ext/array/#/for-each-right')
+ , uniq = require('es5-ext/array/#/uniq.js');
+
+var CSI = '\x1b[';
+
+var sgr = function (code) {
+ return CSI + code + 'm';
+};
+
+sgr.CSI = CSI;
+
+var mods = assign({
+ // Style
+ bold: { _bold: [1, 22] },
+ italic: { _italic: [3, 23] },
+ underline: { _underline: [4, 24] },
+ blink: { _blink: [5, 25] },
+ inverse: { _inverse: [7, 27] },
+ strike: { _strike: [9, 29] }
+
+ // Color
+}, ['black', 'red', 'green', 'yellow', 'blue', 'magenta', 'cyan', 'white']
+ .reduce(function (obj, color, index) {
+ // foreground
+ obj[color] = { _fg: [30 + index, 39] };
+ obj[color + 'Bright'] = { _fg: [90 + index, 39] };
+
+ // background
+ obj['bg' + color[0].toUpperCase() + color.slice(1)] = { _bg: [40 + index, 49] };
+ obj['bg' + color[0].toUpperCase() + color.slice(1) + 'Bright'] = { _bg: [100 + index, 49] };
+
+ return obj;
+ }, {}));
+
+sgr.mods = mods;
+
+sgr.openers = {};
+sgr.closers = {};
+
+forOwn(mods, function (mod) {
+ var modPair = mod[onlyKey(mod)];
+
+ sgr.openers[modPair[0]] = modPair;
+ sgr.closers[modPair[1]] = modPair;
+});
+
+sgr.openStyle = function (mods, code) {
+ mods.push(sgr.openers[code]);
+};
+
+sgr.closeStyle = function (mods, code) {
+ forEachRight.call(mods, function (modPair, index) {
+ if (modPair[1] === code) {
+ mods.splice(index, 1);
+ }
+ });
+};
+
+/* prepend openers */
+sgr.prepend = function (mods) {
+ return mods.map(function (modPair, key) {
+ return sgr(modPair[0]);
+ });
+};
+
+/* complete non-closed openers with corresponding closers */
+sgr.complete = function (mods, closerCodes) {
+ closerCodes.forEach(function (code) {
+ sgr.closeStyle(mods, code);
+ });
+
+ // mods must be closed from the last opened to first opened
+ mods = mods.reverse();
+
+ mods = mods.map(function (modPair, key) {
+ return modPair[1];
+ });
+
+ // one closer can close many openers (31, 32 -> 39)
+ mods = uniq.call(mods);
+
+ return mods.map(sgr);
+};
+
+var hasCSI = function (str) {
+ return includes.call(str, CSI);
+};
+
+sgr.hasCSI = hasCSI;
+
+var extractCode = function (csi) {
+ var code = csi.slice(2, -1);
+ code = Number(code);
+ return code;
+};
+
+sgr.extractCode = extractCode;
+
+module.exports = sgr;
+
+},{"es5-ext/array/#/for-each-right":20,"es5-ext/array/#/uniq.js":21,"es5-ext/object/assign":48,"es5-ext/object/first-key":53,"es5-ext/object/for-each":54,"es5-ext/string/#/contains":73}],11:[function(require,module,exports){
+'use strict';
+
+module.exports = [
+ "000000", "800000", "008000", "808000", "000080", "800080", "008080", "c0c0c0",
+ "808080", "ff0000", "00ff00", "ffff00", "0000ff", "ff00ff", "00ffff", "ffffff",
+
+ "000000", "00005f", "000087", "0000af", "0000d7", "0000ff",
+ "005f00", "005f5f", "005f87", "005faf", "005fd7", "005fff",
+ "008700", "00875f", "008787", "0087af", "0087d7", "0087ff",
+ "00af00", "00af5f", "00af87", "00afaf", "00afd7", "00afff",
+ "00d700", "00d75f", "00d787", "00d7af", "00d7d7", "00d7ff",
+ "00ff00", "00ff5f", "00ff87", "00ffaf", "00ffd7", "00ffff",
+
+ "5f0000", "5f005f", "5f0087", "5f00af", "5f00d7", "5f00ff",
+ "5f5f00", "5f5f5f", "5f5f87", "5f5faf", "5f5fd7", "5f5fff",
+ "5f8700", "5f875f", "5f8787", "5f87af", "5f87d7", "5f87ff",
+ "5faf00", "5faf5f", "5faf87", "5fafaf", "5fafd7", "5fafff",
+ "5fd700", "5fd75f", "5fd787", "5fd7af", "5fd7d7", "5fd7ff",
+ "5fff00", "5fff5f", "5fff87", "5fffaf", "5fffd7", "5fffff",
+
+ "870000", "87005f", "870087", "8700af", "8700d7", "8700ff",
+ "875f00", "875f5f", "875f87", "875faf", "875fd7", "875fff",
+ "878700", "87875f", "878787", "8787af", "8787d7", "8787ff",
+ "87af00", "87af5f", "87af87", "87afaf", "87afd7", "87afff",
+ "87d700", "87d75f", "87d787", "87d7af", "87d7d7", "87d7ff",
+ "87ff00", "87ff5f", "87ff87", "87ffaf", "87ffd7", "87ffff",
+
+ "af0000", "af005f", "af0087", "af00af", "af00d7", "af00ff",
+ "af5f00", "af5f5f", "af5f87", "af5faf", "af5fd7", "af5fff",
+ "af8700", "af875f", "af8787", "af87af", "af87d7", "af87ff",
+ "afaf00", "afaf5f", "afaf87", "afafaf", "afafd7", "afafff",
+ "afd700", "afd75f", "afd787", "afd7af", "afd7d7", "afd7ff",
+ "afff00", "afff5f", "afff87", "afffaf", "afffd7", "afffff",
+
+ "d70000", "d7005f", "d70087", "d700af", "d700d7", "d700ff",
+ "d75f00", "d75f5f", "d75f87", "d75faf", "d75fd7", "d75fff",
+ "d78700", "d7875f", "d78787", "d787af", "d787d7", "d787ff",
+ "d7af00", "d7af5f", "d7af87", "d7afaf", "d7afd7", "d7afff",
+ "d7d700", "d7d75f", "d7d787", "d7d7af", "d7d7d7", "d7d7ff",
+ "d7ff00", "d7ff5f", "d7ff87", "d7ffaf", "d7ffd7", "d7ffff",
+
+ "ff0000", "ff005f", "ff0087", "ff00af", "ff00d7", "ff00ff",
+ "ff5f00", "ff5f5f", "ff5f87", "ff5faf", "ff5fd7", "ff5fff",
+ "ff8700", "ff875f", "ff8787", "ff87af", "ff87d7", "ff87ff",
+ "ffaf00", "ffaf5f", "ffaf87", "ffafaf", "ffafd7", "ffafff",
+ "ffd700", "ffd75f", "ffd787", "ffd7af", "ffd7d7", "ffd7ff",
+ "ffff00", "ffff5f", "ffff87", "ffffaf", "ffffd7", "ffffff",
+
+ "080808", "121212", "1c1c1c", "262626", "303030", "3a3a3a",
+ "444444", "4e4e4e", "585858", "626262", "6c6c6c", "767676",
+ "808080", "8a8a8a", "949494", "9e9e9e", "a8a8a8", "b2b2b2",
+ "bcbcbc", "c6c6c6", "d0d0d0", "dadada", "e4e4e4", "eeeeee"
+];
+
+},{}],12:[function(require,module,exports){
+'use strict';
+
+var push = Array.prototype.push, reduce = Array.prototype.reduce, abs = Math.abs
+ , colors, match, result, i;
+
+colors = require('./xterm-colors').map(function (color) {
+ return {
+ r: parseInt(color.slice(0, 2), 16),
+ g: parseInt(color.slice(2, 4), 16),
+ b: parseInt(color.slice(4), 16)
+ };
+});
+
+match = colors.slice(0, 16);
+
+module.exports = result = [];
+
+i = 0;
+while (i < 8) {
+ result.push(30 + i++);
+}
+i = 0;
+while (i < 8) {
+ result.push(90 + i++);
+}
+push.apply(result, colors.slice(16).map(function (data) {
+ var index, diff = Infinity;
+ match.every(function (match, i) {
+ var ndiff = reduce.call('rgb', function (diff, channel) {
+ diff += abs(match[channel] - data[channel]);
+ return diff;
+ }, 0);
+ if (ndiff < diff) {
+ index = i;
+ diff = ndiff;
+ }
+ return ndiff;
+ });
+ return result[index];
+}));
+
+},{"./xterm-colors":11}],13:[function(require,module,exports){
+'use strict';
+
+var d = require('d')
+ , trunc = require('es5-ext/math/trunc')
+
+ , up, down, right, left
+ , abs = Math.abs, floor = Math.floor, max = Math.max;
+
+var getMove = function (control) {
+ return function (num) {
+ num = isNaN(num) ? 0 : max(floor(num), 0);
+ return num ? ('\x1b[' + num + control) : '';
+ };
+};
+module.exports = Object.defineProperties(function (x, y) {
+ x = isNaN(x) ? 0 : floor(x);
+ y = isNaN(y) ? 0 : floor(y);
+ return ((x > 0) ? right(x) : left(-x)) + ((y > 0) ? down(y) : up(-y));
+}, {
+ up: d(up = getMove('A')),
+ down: d(down = getMove('B')),
+ right: d(right = getMove('C')),
+ left: d(left = getMove('D')),
+ to: d(function (x, y) {
+ x = isNaN(x) ? 1 : (max(floor(x), 0) + 1);
+ y = isNaN(y) ? 1 : (max(floor(y), 0) + 1);
+ return '\x1b[' + y + ';' + x + 'H';
+ }),
+ lines: d(function (n) {
+ var dir;
+ n = trunc(n) || 0;
+ dir = (n >= 0) ? 'E' : 'F';
+ n = floor(abs(n));
+ return '\x1b[' + n + dir;
+ })
+});
+
+},{"d":16,"es5-ext/math/trunc":37}],14:[function(require,module,exports){
+'use strict';
+module.exports = function () {
+ return /[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-ORZcf-nqry=><]/g;
+};
+
+},{}],15:[function(require,module,exports){
+'use strict';
+
+var copy = require('es5-ext/object/copy')
+ , map = require('es5-ext/object/map')
+ , callable = require('es5-ext/object/valid-callable')
+ , validValue = require('es5-ext/object/valid-value')
+
+ , bind = Function.prototype.bind, defineProperty = Object.defineProperty
+ , hasOwnProperty = Object.prototype.hasOwnProperty
+ , define;
+
+define = function (name, desc, bindTo) {
+ var value = validValue(desc) && callable(desc.value), dgs;
+ dgs = copy(desc);
+ delete dgs.writable;
+ delete dgs.value;
+ dgs.get = function () {
+ if (hasOwnProperty.call(this, name)) return value;
+ desc.value = bind.call(value, (bindTo == null) ? this : this[bindTo]);
+ defineProperty(this, name, desc);
+ return this[name];
+ };
+ return dgs;
+};
+
+module.exports = function (props/*, bindTo*/) {
+ var bindTo = arguments[1];
+ return map(props, function (desc, name) {
+ return define(name, desc, bindTo);
+ });
+};
+
+},{"es5-ext/object/copy":51,"es5-ext/object/map":61,"es5-ext/object/valid-callable":68,"es5-ext/object/valid-value":70}],16:[function(require,module,exports){
+'use strict';
+
+var assign = require('es5-ext/object/assign')
+ , normalizeOpts = require('es5-ext/object/normalize-options')
+ , isCallable = require('es5-ext/object/is-callable')
+ , contains = require('es5-ext/string/#/contains')
+
+ , d;
+
+d = module.exports = function (dscr, value/*, options*/) {
+ var c, e, w, options, desc;
+ if ((arguments.length < 2) || (typeof dscr !== 'string')) {
+ options = value;
+ value = dscr;
+ dscr = null;
+ } else {
+ options = arguments[2];
+ }
+ if (dscr == null) {
+ c = w = true;
+ e = false;
+ } else {
+ c = contains.call(dscr, 'c');
+ e = contains.call(dscr, 'e');
+ w = contains.call(dscr, 'w');
+ }
+
+ desc = { value: value, configurable: c, enumerable: e, writable: w };
+ return !options ? desc : assign(normalizeOpts(options), desc);
+};
+
+d.gs = function (dscr, get, set/*, options*/) {
+ var c, e, options, desc;
+ if (typeof dscr !== 'string') {
+ options = set;
+ set = get;
+ get = dscr;
+ dscr = null;
+ } else {
+ options = arguments[3];
+ }
+ if (get == null) {
+ get = undefined;
+ } else if (!isCallable(get)) {
+ options = get;
+ get = set = undefined;
+ } else if (set == null) {
+ set = undefined;
+ } else if (!isCallable(set)) {
+ options = set;
+ set = undefined;
+ }
+ if (dscr == null) {
+ c = true;
+ e = false;
+ } else {
+ c = contains.call(dscr, 'c');
+ e = contains.call(dscr, 'e');
+ }
+
+ desc = { get: get, set: set, configurable: c, enumerable: e };
+ return !options ? desc : assign(normalizeOpts(options), desc);
+};
+
+},{"es5-ext/object/assign":48,"es5-ext/object/is-callable":56,"es5-ext/object/normalize-options":63,"es5-ext/string/#/contains":73}],17:[function(require,module,exports){
+'use strict';
+
+var map = require('es5-ext/object/map')
+ , isCallable = require('es5-ext/object/is-callable')
+ , validValue = require('es5-ext/object/valid-value')
+ , contains = require('es5-ext/string/#/contains')
+
+ , call = Function.prototype.call
+ , defineProperty = Object.defineProperty
+ , getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor
+ , getPrototypeOf = Object.getPrototypeOf
+ , hasOwnProperty = Object.prototype.hasOwnProperty
+ , cacheDesc = { configurable: false, enumerable: false, writable: false,
+ value: null }
+ , define;
+
+define = function (name, options) {
+ var value, dgs, cacheName, desc, writable = false, resolvable
+ , flat;
+ options = Object(validValue(options));
+ cacheName = options.cacheName;
+ flat = options.flat;
+ if (cacheName == null) cacheName = name;
+ delete options.cacheName;
+ value = options.value;
+ resolvable = isCallable(value);
+ delete options.value;
+ dgs = { configurable: Boolean(options.configurable),
+ enumerable: Boolean(options.enumerable) };
+ if (name !== cacheName) {
+ dgs.get = function () {
+ if (hasOwnProperty.call(this, cacheName)) return this[cacheName];
+ cacheDesc.value = resolvable ? call.call(value, this, options) : value;
+ cacheDesc.writable = writable;
+ defineProperty(this, cacheName, cacheDesc);
+ cacheDesc.value = null;
+ if (desc) defineProperty(this, name, desc);
+ return this[cacheName];
+ };
+ } else if (!flat) {
+ dgs.get = function self() {
+ var ownDesc;
+ if (hasOwnProperty.call(this, name)) {
+ ownDesc = getOwnPropertyDescriptor(this, name);
+ // It happens in Safari, that getter is still called after property
+ // was defined with a value, following workarounds that
+ if (ownDesc.hasOwnProperty('value')) return ownDesc.value;
+ if ((typeof ownDesc.get === 'function') && (ownDesc.get !== self)) {
+ return ownDesc.get.call(this);
+ }
+ return value;
+ }
+ desc.value = resolvable ? call.call(value, this, options) : value;
+ defineProperty(this, name, desc);
+ desc.value = null;
+ return this[name];
+ };
+ } else {
+ dgs.get = function self() {
+ var base = this, ownDesc;
+ if (hasOwnProperty.call(this, name)) {
+ // It happens in Safari, that getter is still called after property
+ // was defined with a value, following workarounds that
+ ownDesc = getOwnPropertyDescriptor(this, name);
+ if (ownDesc.hasOwnProperty('value')) return ownDesc.value;
+ if ((typeof ownDesc.get === 'function') && (ownDesc.get !== self)) {
+ return ownDesc.get.call(this);
+ }
+ }
+ while (!hasOwnProperty.call(base, name)) base = getPrototypeOf(base);
+ desc.value = resolvable ? call.call(value, base, options) : value;
+ defineProperty(base, name, desc);
+ desc.value = null;
+ return base[name];
+ };
+ }
+ dgs.set = function (value) {
+ dgs.get.call(this);
+ this[cacheName] = value;
+ };
+ if (options.desc) {
+ desc = {
+ configurable: contains.call(options.desc, 'c'),
+ enumerable: contains.call(options.desc, 'e')
+ };
+ if (cacheName === name) {
+ desc.writable = contains.call(options.desc, 'w');
+ desc.value = null;
+ } else {
+ writable = contains.call(options.desc, 'w');
+ desc.get = dgs.get;
+ desc.set = dgs.set;
+ }
+ delete options.desc;
+ } else if (cacheName === name) {
+ desc = {
+ configurable: Boolean(options.configurable),
+ enumerable: Boolean(options.enumerable),
+ writable: Boolean(options.writable),
+ value: null
+ };
+ }
+ delete options.configurable;
+ delete options.enumerable;
+ delete options.writable;
+ return dgs;
+};
+
+module.exports = function (props) {
+ return map(props, function (desc, name) { return define(name, desc); });
+};
+
+},{"es5-ext/object/is-callable":56,"es5-ext/object/map":61,"es5-ext/object/valid-value":70,"es5-ext/string/#/contains":73}],18:[function(require,module,exports){
+// Inspired by Google Closure:
+// http://closure-library.googlecode.com/svn/docs/
+// closure_goog_array_array.js.html#goog.array.clear
+
+'use strict';
+
+var value = require('../../object/valid-value');
+
+module.exports = function () {
+ value(this).length = 0;
+ return this;
+};
+
+},{"../../object/valid-value":70}],19:[function(require,module,exports){
+'use strict';
+
+var toPosInt = require('../../number/to-pos-integer')
+ , value = require('../../object/valid-value')
+
+ , indexOf = Array.prototype.indexOf
+ , hasOwnProperty = Object.prototype.hasOwnProperty
+ , abs = Math.abs, floor = Math.floor;
+
+module.exports = function (searchElement/*, fromIndex*/) {
+ var i, l, fromIndex, val;
+ if (searchElement === searchElement) { //jslint: ignore
+ return indexOf.apply(this, arguments);
+ }
+
+ l = toPosInt(value(this).length);
+ fromIndex = arguments[1];
+ if (isNaN(fromIndex)) fromIndex = 0;
+ else if (fromIndex >= 0) fromIndex = floor(fromIndex);
+ else fromIndex = toPosInt(this.length) - floor(abs(fromIndex));
+
+ for (i = fromIndex; i < l; ++i) {
+ if (hasOwnProperty.call(this, i)) {
+ val = this[i];
+ if (val !== val) return i; //jslint: ignore
+ }
+ }
+ return -1;
+};
+
+},{"../../number/to-pos-integer":46,"../../object/valid-value":70}],20:[function(require,module,exports){
+'use strict';
+
+var toPosInt = require('../../number/to-pos-integer')
+ , callable = require('../../object/valid-callable')
+ , value = require('../../object/valid-value')
+
+ , hasOwnProperty = Object.prototype.hasOwnProperty
+ , call = Function.prototype.call;
+
+module.exports = function (cb/*, thisArg*/) {
+ var i, self, thisArg;
+
+ self = Object(value(this));
+ callable(cb);
+ thisArg = arguments[1];
+
+ for (i = (toPosInt(self.length) - 1); i >= 0; --i) {
+ if (hasOwnProperty.call(self, i)) call.call(cb, thisArg, self[i], i, self);
+ }
+};
+
+},{"../../number/to-pos-integer":46,"../../object/valid-callable":68,"../../object/valid-value":70}],21:[function(require,module,exports){
+'use strict';
+
+var indexOf = require('./e-index-of')
+
+ , filter = Array.prototype.filter
+
+ , isFirst;
+
+isFirst = function (value, index) {
+ return indexOf.call(this, value) === index;
+};
+
+module.exports = function () { return filter.call(this, isFirst, this); };
+
+},{"./e-index-of":19}],22:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? Array.from
+ : require('./shim');
+
+},{"./is-implemented":23,"./shim":24}],23:[function(require,module,exports){
+'use strict';
+
+module.exports = function () {
+ var from = Array.from, arr, result;
+ if (typeof from !== 'function') return false;
+ arr = ['raz', 'dwa'];
+ result = from(arr);
+ return Boolean(result && (result !== arr) && (result[1] === 'dwa'));
+};
+
+},{}],24:[function(require,module,exports){
+'use strict';
+
+var iteratorSymbol = require('es6-symbol').iterator
+ , isArguments = require('../../function/is-arguments')
+ , isFunction = require('../../function/is-function')
+ , toPosInt = require('../../number/to-pos-integer')
+ , callable = require('../../object/valid-callable')
+ , validValue = require('../../object/valid-value')
+ , isString = require('../../string/is-string')
+
+ , isArray = Array.isArray, call = Function.prototype.call
+ , desc = { configurable: true, enumerable: true, writable: true, value: null }
+ , defineProperty = Object.defineProperty;
+
+module.exports = function (arrayLike/*, mapFn, thisArg*/) {
+ var mapFn = arguments[1], thisArg = arguments[2], Constructor, i, j, arr, l, code, iterator
+ , result, getIterator, value;
+
+ arrayLike = Object(validValue(arrayLike));
+
+ if (mapFn != null) callable(mapFn);
+ if (!this || (this === Array) || !isFunction(this)) {
+ // Result: Plain array
+ if (!mapFn) {
+ if (isArguments(arrayLike)) {
+ // Source: Arguments
+ l = arrayLike.length;
+ if (l !== 1) return Array.apply(null, arrayLike);
+ arr = new Array(1);
+ arr[0] = arrayLike[0];
+ return arr;
+ }
+ if (isArray(arrayLike)) {
+ // Source: Array
+ arr = new Array(l = arrayLike.length);
+ for (i = 0; i < l; ++i) arr[i] = arrayLike[i];
+ return arr;
+ }
+ }
+ arr = [];
+ } else {
+ // Result: Non plain array
+ Constructor = this;
+ }
+
+ if (!isArray(arrayLike)) {
+ if ((getIterator = arrayLike[iteratorSymbol]) !== undefined) {
+ // Source: Iterator
+ iterator = callable(getIterator).call(arrayLike);
+ if (Constructor) arr = new Constructor();
+ result = iterator.next();
+ i = 0;
+ while (!result.done) {
+ value = mapFn ? call.call(mapFn, thisArg, result.value, i) : result.value;
+ if (!Constructor) {
+ arr[i] = value;
+ } else {
+ desc.value = value;
+ defineProperty(arr, i, desc);
+ }
+ result = iterator.next();
+ ++i;
+ }
+ l = i;
+ } else if (isString(arrayLike)) {
+ // Source: String
+ l = arrayLike.length;
+ if (Constructor) arr = new Constructor();
+ for (i = 0, j = 0; i < l; ++i) {
+ value = arrayLike[i];
+ if ((i + 1) < l) {
+ code = value.charCodeAt(0);
+ if ((code >= 0xD800) && (code <= 0xDBFF)) value += arrayLike[++i];
+ }
+ value = mapFn ? call.call(mapFn, thisArg, value, j) : value;
+ if (!Constructor) {
+ arr[j] = value;
+ } else {
+ desc.value = value;
+ defineProperty(arr, j, desc);
+ }
+ ++j;
+ }
+ l = j;
+ }
+ }
+ if (l === undefined) {
+ // Source: array or array-like
+ l = toPosInt(arrayLike.length);
+ if (Constructor) arr = new Constructor(l);
+ for (i = 0; i < l; ++i) {
+ value = mapFn ? call.call(mapFn, thisArg, arrayLike[i], i) : arrayLike[i];
+ if (!Constructor) {
+ arr[i] = value;
+ } else {
+ desc.value = value;
+ defineProperty(arr, i, desc);
+ }
+ }
+ }
+ if (Constructor) {
+ desc.value = null;
+ arr.length = l;
+ }
+ return arr;
+};
+
+},{"../../function/is-arguments":29,"../../function/is-function":30,"../../number/to-pos-integer":46,"../../object/valid-callable":68,"../../object/valid-value":70,"../../string/is-string":80,"es6-symbol":40}],25:[function(require,module,exports){
+'use strict';
+
+var from = require('./from')
+
+ , isArray = Array.isArray;
+
+module.exports = function (arrayLike) {
+ return isArray(arrayLike) ? arrayLike : from(arrayLike);
+};
+
+},{"./from":22}],26:[function(require,module,exports){
+'use strict';
+
+var assign = require('../object/assign')
+
+ , captureStackTrace = Error.captureStackTrace;
+
+exports = module.exports = function (message/*, code, ext*/) {
+ var err = new Error(), code = arguments[1], ext = arguments[2];
+ if (ext == null) {
+ if (code && (typeof code === 'object')) {
+ ext = code;
+ code = null;
+ }
+ }
+ if (ext != null) assign(err, ext);
+ err.message = String(message);
+ if (code != null) err.code = String(code);
+ if (captureStackTrace) captureStackTrace(err, exports);
+ return err;
+};
+
+},{"../object/assign":48}],27:[function(require,module,exports){
+'use strict';
+
+var callable = require('../../object/valid-callable')
+ , aFrom = require('../../array/from')
+
+ , apply = Function.prototype.apply, call = Function.prototype.call
+ , callFn = function (arg, fn) { return call.call(fn, this, arg); };
+
+module.exports = function (fn/*, …fnn*/) {
+ var fns, first;
+ if (!fn) callable(fn);
+ fns = [this].concat(aFrom(arguments));
+ fns.forEach(callable);
+ fns = fns.reverse();
+ first = fns[0];
+ fns = fns.slice(1);
+ return function (arg) {
+ return fns.reduce(callFn, apply.call(first, this, arguments));
+ };
+};
+
+},{"../../array/from":22,"../../object/valid-callable":68}],28:[function(require,module,exports){
+'use strict';
+
+var toPosInt = require('../number/to-pos-integer')
+
+ , test = function (a, b) {}, desc, defineProperty
+ , generate, mixin;
+
+try {
+ Object.defineProperty(test, 'length', { configurable: true, writable: false,
+ enumerable: false, value: 1 });
+} catch (ignore) {}
+
+if (test.length === 1) {
+ // ES6
+ desc = { configurable: true, writable: false, enumerable: false };
+ defineProperty = Object.defineProperty;
+ module.exports = function (fn, length) {
+ length = toPosInt(length);
+ if (fn.length === length) return fn;
+ desc.value = length;
+ return defineProperty(fn, 'length', desc);
+ };
+} else {
+ mixin = require('../object/mixin');
+ generate = (function () {
+ var cache = [];
+ return function (l) {
+ var args, i = 0;
+ if (cache[l]) return cache[l];
+ args = [];
+ while (l--) args.push('a' + (++i).toString(36));
+ return new Function('fn', 'return function (' + args.join(', ') +
+ ') { return fn.apply(this, arguments); };');
+ };
+ }());
+ module.exports = function (src, length) {
+ var target;
+ length = toPosInt(length);
+ if (src.length === length) return src;
+ target = generate(length)(src);
+ try { mixin(target, src); } catch (ignore) {}
+ return target;
+ };
+}
+
+},{"../number/to-pos-integer":46,"../object/mixin":62}],29:[function(require,module,exports){
+'use strict';
+
+var toString = Object.prototype.toString
+
+ , id = toString.call((function () { return arguments; }()));
+
+module.exports = function (x) { return (toString.call(x) === id); };
+
+},{}],30:[function(require,module,exports){
+'use strict';
+
+var toString = Object.prototype.toString
+
+ , id = toString.call(require('./noop'));
+
+module.exports = function (f) {
+ return (typeof f === "function") && (toString.call(f) === id);
+};
+
+},{"./noop":31}],31:[function(require,module,exports){
+'use strict';
+
+module.exports = function () {};
+
+},{}],32:[function(require,module,exports){
+'use strict';
+
+var iteratorSymbol = require('es6-symbol').iterator
+ , isArrayLike = require('../object/is-array-like');
+
+module.exports = function (x) {
+ if (x == null) return false;
+ if (typeof x[iteratorSymbol] === 'function') return true;
+ return isArrayLike(x);
+};
+
+},{"../object/is-array-like":55,"es6-symbol":40}],33:[function(require,module,exports){
+'use strict';
+
+var isObject = require('../object/is-object')
+ , is = require('./is');
+
+module.exports = function (x) {
+ if (is(x) && isObject(x)) return x;
+ throw new TypeError(x + " is not an iterable or array-like object");
+};
+
+},{"../object/is-object":57,"./is":32}],34:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? Math.sign
+ : require('./shim');
+
+},{"./is-implemented":35,"./shim":36}],35:[function(require,module,exports){
+'use strict';
+
+module.exports = function () {
+ var sign = Math.sign;
+ if (typeof sign !== 'function') return false;
+ return ((sign(10) === 1) && (sign(-20) === -1));
+};
+
+},{}],36:[function(require,module,exports){
+'use strict';
+
+module.exports = function (value) {
+ value = Number(value);
+ if (isNaN(value) || (value === 0)) return value;
+ return (value > 0) ? 1 : -1;
+};
+
+},{}],37:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? Math.trunc
+ : require('./shim');
+
+},{"./is-implemented":38,"./shim":39}],38:[function(require,module,exports){
+'use strict';
+
+module.exports = function () {
+ var trunc = Math.trunc;
+ if (typeof trunc !== 'function') return false;
+ return (trunc(13.67) === 13) && (trunc(-13.67) === -13);
+};
+
+},{}],39:[function(require,module,exports){
+'use strict';
+
+var floor = Math.floor;
+
+module.exports = function (x) {
+ if (isNaN(x)) return NaN;
+ x = Number(x);
+ if (x === 0) return x;
+ if (x === Infinity) return Infinity;
+ if (x === -Infinity) return -Infinity;
+ if (x > 0) return floor(x);
+ return -floor(-x);
+};
+
+},{}],40:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')() ? Symbol : require('./polyfill');
+
+},{"./is-implemented":41,"./polyfill":43}],41:[function(require,module,exports){
+'use strict';
+
+module.exports = function () {
+ var symbol;
+ if (typeof Symbol !== 'function') return false;
+ symbol = Symbol('test symbol');
+ try { String(symbol); } catch (e) { return false; }
+ if (typeof Symbol.iterator === 'symbol') return true;
+
+ // Return 'true' for polyfills
+ if (typeof Symbol.isConcatSpreadable !== 'object') return false;
+ if (typeof Symbol.iterator !== 'object') return false;
+ if (typeof Symbol.toPrimitive !== 'object') return false;
+ if (typeof Symbol.toStringTag !== 'object') return false;
+ if (typeof Symbol.unscopables !== 'object') return false;
+
+ return true;
+};
+
+},{}],42:[function(require,module,exports){
+'use strict';
+
+module.exports = function (x) {
+ return (x && ((typeof x === 'symbol') || (x['@@toStringTag'] === 'Symbol'))) || false;
+};
+
+},{}],43:[function(require,module,exports){
+// ES2015 Symbol polyfill for environments that do not support it (or partially support it_
+
+'use strict';
+
+var d = require('d')
+ , validateSymbol = require('./validate-symbol')
+
+ , create = Object.create, defineProperties = Object.defineProperties
+ , defineProperty = Object.defineProperty, objPrototype = Object.prototype
+ , NativeSymbol, SymbolPolyfill, HiddenSymbol, globalSymbols = create(null);
+
+if (typeof Symbol === 'function') NativeSymbol = Symbol;
+
+var generateName = (function () {
+ var created = create(null);
+ return function (desc) {
+ var postfix = 0, name, ie11BugWorkaround;
+ while (created[desc + (postfix || '')]) ++postfix;
+ desc += (postfix || '');
+ created[desc] = true;
+ name = '@@' + desc;
+ defineProperty(objPrototype, name, d.gs(null, function (value) {
+ // For IE11 issue see:
+ // https://connect.microsoft.com/IE/feedbackdetail/view/1928508/
+ // ie11-broken-getters-on-dom-objects
+ // https://github.com/medikoo/es6-symbol/issues/12
+ if (ie11BugWorkaround) return;
+ ie11BugWorkaround = true;
+ defineProperty(this, name, d(value));
+ ie11BugWorkaround = false;
+ }));
+ return name;
+ };
+}());
+
+// Internal constructor (not one exposed) for creating Symbol instances.
+// This one is used to ensure that `someSymbol instanceof Symbol` always return false
+HiddenSymbol = function Symbol(description) {
+ if (this instanceof HiddenSymbol) throw new TypeError('TypeError: Symbol is not a constructor');
+ return SymbolPolyfill(description);
+};
+
+// Exposed `Symbol` constructor
+// (returns instances of HiddenSymbol)
+module.exports = SymbolPolyfill = function Symbol(description) {
+ var symbol;
+ if (this instanceof Symbol) throw new TypeError('TypeError: Symbol is not a constructor');
+ symbol = create(HiddenSymbol.prototype);
+ description = (description === undefined ? '' : String(description));
+ return defineProperties(symbol, {
+ __description__: d('', description),
+ __name__: d('', generateName(description))
+ });
+};
+defineProperties(SymbolPolyfill, {
+ for: d(function (key) {
+ if (globalSymbols[key]) return globalSymbols[key];
+ return (globalSymbols[key] = SymbolPolyfill(String(key)));
+ }),
+ keyFor: d(function (s) {
+ var key;
+ validateSymbol(s);
+ for (key in globalSymbols) if (globalSymbols[key] === s) return key;
+ }),
+
+ // If there's native implementation of given symbol, let's fallback to it
+ // to ensure proper interoperability with other native functions e.g. Array.from
+ hasInstance: d('', (NativeSymbol && NativeSymbol.hasInstance) || SymbolPolyfill('hasInstance')),
+ isConcatSpreadable: d('', (NativeSymbol && NativeSymbol.isConcatSpreadable) ||
+ SymbolPolyfill('isConcatSpreadable')),
+ iterator: d('', (NativeSymbol && NativeSymbol.iterator) || SymbolPolyfill('iterator')),
+ match: d('', (NativeSymbol && NativeSymbol.match) || SymbolPolyfill('match')),
+ replace: d('', (NativeSymbol && NativeSymbol.replace) || SymbolPolyfill('replace')),
+ search: d('', (NativeSymbol && NativeSymbol.search) || SymbolPolyfill('search')),
+ species: d('', (NativeSymbol && NativeSymbol.species) || SymbolPolyfill('species')),
+ split: d('', (NativeSymbol && NativeSymbol.split) || SymbolPolyfill('split')),
+ toPrimitive: d('', (NativeSymbol && NativeSymbol.toPrimitive) || SymbolPolyfill('toPrimitive')),
+ toStringTag: d('', (NativeSymbol && NativeSymbol.toStringTag) || SymbolPolyfill('toStringTag')),
+ unscopables: d('', (NativeSymbol && NativeSymbol.unscopables) || SymbolPolyfill('unscopables'))
+});
+
+// Internal tweaks for real symbol producer
+defineProperties(HiddenSymbol.prototype, {
+ constructor: d(SymbolPolyfill),
+ toString: d('', function () { return this.__name__; })
+});
+
+// Proper implementation of methods exposed on Symbol.prototype
+// They won't be accessible on produced symbol instances as they derive from HiddenSymbol.prototype
+defineProperties(SymbolPolyfill.prototype, {
+ toString: d(function () { return 'Symbol (' + validateSymbol(this).__description__ + ')'; }),
+ valueOf: d(function () { return validateSymbol(this); })
+});
+defineProperty(SymbolPolyfill.prototype, SymbolPolyfill.toPrimitive, d('',
+ function () { return validateSymbol(this); }));
+defineProperty(SymbolPolyfill.prototype, SymbolPolyfill.toStringTag, d('c', 'Symbol'));
+
+// Proper implementaton of toPrimitive and toStringTag for returned symbol instances
+defineProperty(HiddenSymbol.prototype, SymbolPolyfill.toStringTag,
+ d('c', SymbolPolyfill.prototype[SymbolPolyfill.toStringTag]));
+
+// Note: It's important to define `toPrimitive` as last one, as some implementations
+// implement `toPrimitive` natively without implementing `toStringTag` (or other specified symbols)
+// And that may invoke error in definition flow:
+// See: https://github.com/medikoo/es6-symbol/issues/13#issuecomment-164146149
+defineProperty(HiddenSymbol.prototype, SymbolPolyfill.toPrimitive,
+ d('c', SymbolPolyfill.prototype[SymbolPolyfill.toPrimitive]));
+
+},{"./validate-symbol":44,"d":16}],44:[function(require,module,exports){
+'use strict';
+
+var isSymbol = require('./is-symbol');
+
+module.exports = function (value) {
+ if (!isSymbol(value)) throw new TypeError(value + " is not a symbol");
+ return value;
+};
+
+},{"./is-symbol":42}],45:[function(require,module,exports){
+'use strict';
+
+var sign = require('../math/sign')
+
+ , abs = Math.abs, floor = Math.floor;
+
+module.exports = function (value) {
+ if (isNaN(value)) return 0;
+ value = Number(value);
+ if ((value === 0) || !isFinite(value)) return value;
+ return sign(value) * floor(abs(value));
+};
+
+},{"../math/sign":34}],46:[function(require,module,exports){
+'use strict';
+
+var toInteger = require('./to-integer')
+
+ , max = Math.max;
+
+module.exports = function (value) { return max(0, toInteger(value)); };
+
+},{"./to-integer":45}],47:[function(require,module,exports){
+// Internal method, used by iteration functions.
+// Calls a function for each key-value pair found in object
+// Optionally takes compareFn to iterate object in specific order
+
+'use strict';
+
+var callable = require('./valid-callable')
+ , value = require('./valid-value')
+
+ , bind = Function.prototype.bind, call = Function.prototype.call, keys = Object.keys
+ , propertyIsEnumerable = Object.prototype.propertyIsEnumerable;
+
+module.exports = function (method, defVal) {
+ return function (obj, cb/*, thisArg, compareFn*/) {
+ var list, thisArg = arguments[2], compareFn = arguments[3];
+ obj = Object(value(obj));
+ callable(cb);
+
+ list = keys(obj);
+ if (compareFn) {
+ list.sort((typeof compareFn === 'function') ? bind.call(compareFn, obj) : undefined);
+ }
+ if (typeof method !== 'function') method = list[method];
+ return call.call(method, list, function (key, index) {
+ if (!propertyIsEnumerable.call(obj, key)) return defVal;
+ return call.call(cb, thisArg, obj[key], key, obj, index);
+ });
+ };
+};
+
+},{"./valid-callable":68,"./valid-value":70}],48:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? Object.assign
+ : require('./shim');
+
+},{"./is-implemented":49,"./shim":50}],49:[function(require,module,exports){
+'use strict';
+
+module.exports = function () {
+ var assign = Object.assign, obj;
+ if (typeof assign !== 'function') return false;
+ obj = { foo: 'raz' };
+ assign(obj, { bar: 'dwa' }, { trzy: 'trzy' });
+ return (obj.foo + obj.bar + obj.trzy) === 'razdwatrzy';
+};
+
+},{}],50:[function(require,module,exports){
+'use strict';
+
+var keys = require('../keys')
+ , value = require('../valid-value')
+
+ , max = Math.max;
+
+module.exports = function (dest, src/*, …srcn*/) {
+ var error, i, l = max(arguments.length, 2), assign;
+ dest = Object(value(dest));
+ assign = function (key) {
+ try { dest[key] = src[key]; } catch (e) {
+ if (!error) error = e;
+ }
+ };
+ for (i = 1; i < l; ++i) {
+ src = arguments[i];
+ keys(src).forEach(assign);
+ }
+ if (error !== undefined) throw error;
+ return dest;
+};
+
+},{"../keys":58,"../valid-value":70}],51:[function(require,module,exports){
+'use strict';
+
+var assign = require('./assign')
+ , value = require('./valid-value');
+
+module.exports = function (obj) {
+ var copy = Object(value(obj));
+ if (copy !== obj) return copy;
+ return assign({}, obj);
+};
+
+},{"./assign":48,"./valid-value":70}],52:[function(require,module,exports){
+// Workaround for http://code.google.com/p/v8/issues/detail?id=2804
+
+'use strict';
+
+var create = Object.create, shim;
+
+if (!require('./set-prototype-of/is-implemented')()) {
+ shim = require('./set-prototype-of/shim');
+}
+
+module.exports = (function () {
+ var nullObject, props, desc;
+ if (!shim) return create;
+ if (shim.level !== 1) return create;
+
+ nullObject = {};
+ props = {};
+ desc = { configurable: false, enumerable: false, writable: true,
+ value: undefined };
+ Object.getOwnPropertyNames(Object.prototype).forEach(function (name) {
+ if (name === '__proto__') {
+ props[name] = { configurable: true, enumerable: false, writable: true,
+ value: undefined };
+ return;
+ }
+ props[name] = desc;
+ });
+ Object.defineProperties(nullObject, props);
+
+ Object.defineProperty(shim, 'nullPolyfill', { configurable: false,
+ enumerable: false, writable: false, value: nullObject });
+
+ return function (prototype, props) {
+ return create((prototype === null) ? nullObject : prototype, props);
+ };
+}());
+
+},{"./set-prototype-of/is-implemented":66,"./set-prototype-of/shim":67}],53:[function(require,module,exports){
+'use strict';
+
+var value = require('./valid-value')
+
+ , propertyIsEnumerable = Object.prototype.propertyIsEnumerable;
+
+module.exports = function (obj) {
+ var i;
+ value(obj);
+ for (i in obj) {
+ if (propertyIsEnumerable.call(obj, i)) return i;
+ }
+ return null;
+};
+
+},{"./valid-value":70}],54:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./_iterate')('forEach');
+
+},{"./_iterate":47}],55:[function(require,module,exports){
+'use strict';
+
+var isFunction = require('../function/is-function')
+ , isObject = require('./is-object');
+
+module.exports = function (x) {
+ return ((x != null) && (typeof x.length === 'number') &&
+
+ // Just checking ((typeof x === 'object') && (typeof x !== 'function'))
+ // won't work right for some cases, e.g.:
+ // type of instance of NodeList in Safari is a 'function'
+
+ ((isObject(x) && !isFunction(x)) || (typeof x === "string"))) || false;
+};
+
+},{"../function/is-function":30,"./is-object":57}],56:[function(require,module,exports){
+// Deprecated
+
+'use strict';
+
+module.exports = function (obj) { return typeof obj === 'function'; };
+
+},{}],57:[function(require,module,exports){
+'use strict';
+
+var map = { function: true, object: true };
+
+module.exports = function (x) {
+ return ((x != null) && map[typeof x]) || false;
+};
+
+},{}],58:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? Object.keys
+ : require('./shim');
+
+},{"./is-implemented":59,"./shim":60}],59:[function(require,module,exports){
+'use strict';
+
+module.exports = function () {
+ try {
+ Object.keys('primitive');
+ return true;
+ } catch (e) { return false; }
+};
+
+},{}],60:[function(require,module,exports){
+'use strict';
+
+var keys = Object.keys;
+
+module.exports = function (object) {
+ return keys(object == null ? object : Object(object));
+};
+
+},{}],61:[function(require,module,exports){
+'use strict';
+
+var callable = require('./valid-callable')
+ , forEach = require('./for-each')
+
+ , call = Function.prototype.call;
+
+module.exports = function (obj, cb/*, thisArg*/) {
+ var o = {}, thisArg = arguments[2];
+ callable(cb);
+ forEach(obj, function (value, key, obj, index) {
+ o[key] = call.call(cb, thisArg, value, key, obj, index);
+ });
+ return o;
+};
+
+},{"./for-each":54,"./valid-callable":68}],62:[function(require,module,exports){
+'use strict';
+
+var value = require('./valid-value')
+
+ , defineProperty = Object.defineProperty
+ , getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor
+ , getOwnPropertyNames = Object.getOwnPropertyNames;
+
+module.exports = function (target, source) {
+ var error;
+ target = Object(value(target));
+ getOwnPropertyNames(Object(value(source))).forEach(function (name) {
+ try {
+ defineProperty(target, name, getOwnPropertyDescriptor(source, name));
+ } catch (e) { error = e; }
+ });
+ if (error !== undefined) throw error;
+ return target;
+};
+
+},{"./valid-value":70}],63:[function(require,module,exports){
+'use strict';
+
+var forEach = Array.prototype.forEach, create = Object.create;
+
+var process = function (src, obj) {
+ var key;
+ for (key in src) obj[key] = src[key];
+};
+
+module.exports = function (options/*, …options*/) {
+ var result = create(null);
+ forEach.call(arguments, function (options) {
+ if (options == null) return;
+ process(Object(options), result);
+ });
+ return result;
+};
+
+},{}],64:[function(require,module,exports){
+'use strict';
+
+var forEach = Array.prototype.forEach, create = Object.create;
+
+module.exports = function (arg/*, …args*/) {
+ var set = create(null);
+ forEach.call(arguments, function (name) { set[name] = true; });
+ return set;
+};
+
+},{}],65:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? Object.setPrototypeOf
+ : require('./shim');
+
+},{"./is-implemented":66,"./shim":67}],66:[function(require,module,exports){
+'use strict';
+
+var create = Object.create, getPrototypeOf = Object.getPrototypeOf
+ , x = {};
+
+module.exports = function (/*customCreate*/) {
+ var setPrototypeOf = Object.setPrototypeOf
+ , customCreate = arguments[0] || create;
+ if (typeof setPrototypeOf !== 'function') return false;
+ return getPrototypeOf(setPrototypeOf(customCreate(null), x)) === x;
+};
+
+},{}],67:[function(require,module,exports){
+// Big thanks to @WebReflection for sorting this out
+// https://gist.github.com/WebReflection/5593554
+
+'use strict';
+
+var isObject = require('../is-object')
+ , value = require('../valid-value')
+
+ , isPrototypeOf = Object.prototype.isPrototypeOf
+ , defineProperty = Object.defineProperty
+ , nullDesc = { configurable: true, enumerable: false, writable: true,
+ value: undefined }
+ , validate;
+
+validate = function (obj, prototype) {
+ value(obj);
+ if ((prototype === null) || isObject(prototype)) return obj;
+ throw new TypeError('Prototype must be null or an object');
+};
+
+module.exports = (function (status) {
+ var fn, set;
+ if (!status) return null;
+ if (status.level === 2) {
+ if (status.set) {
+ set = status.set;
+ fn = function (obj, prototype) {
+ set.call(validate(obj, prototype), prototype);
+ return obj;
+ };
+ } else {
+ fn = function (obj, prototype) {
+ validate(obj, prototype).__proto__ = prototype;
+ return obj;
+ };
+ }
+ } else {
+ fn = function self(obj, prototype) {
+ var isNullBase;
+ validate(obj, prototype);
+ isNullBase = isPrototypeOf.call(self.nullPolyfill, obj);
+ if (isNullBase) delete self.nullPolyfill.__proto__;
+ if (prototype === null) prototype = self.nullPolyfill;
+ obj.__proto__ = prototype;
+ if (isNullBase) defineProperty(self.nullPolyfill, '__proto__', nullDesc);
+ return obj;
+ };
+ }
+ return Object.defineProperty(fn, 'level', { configurable: false,
+ enumerable: false, writable: false, value: status.level });
+}((function () {
+ var x = Object.create(null), y = {}, set
+ , desc = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__');
+
+ if (desc) {
+ try {
+ set = desc.set; // Opera crashes at this point
+ set.call(x, y);
+ } catch (ignore) { }
+ if (Object.getPrototypeOf(x) === y) return { set: set, level: 2 };
+ }
+
+ x.__proto__ = y;
+ if (Object.getPrototypeOf(x) === y) return { level: 2 };
+
+ x = {};
+ x.__proto__ = y;
+ if (Object.getPrototypeOf(x) === y) return { level: 1 };
+
+ return false;
+}())));
+
+require('../create');
+
+},{"../create":52,"../is-object":57,"../valid-value":70}],68:[function(require,module,exports){
+'use strict';
+
+module.exports = function (fn) {
+ if (typeof fn !== 'function') throw new TypeError(fn + " is not a function");
+ return fn;
+};
+
+},{}],69:[function(require,module,exports){
+'use strict';
+
+var isObject = require('./is-object');
+
+module.exports = function (value) {
+ if (!isObject(value)) throw new TypeError(value + " is not an Object");
+ return value;
+};
+
+},{"./is-object":57}],70:[function(require,module,exports){
+'use strict';
+
+module.exports = function (value) {
+ if (value == null) throw new TypeError("Cannot use null or undefined");
+ return value;
+};
+
+},{}],71:[function(require,module,exports){
+'use strict';
+
+var value = require('./valid-value')
+ , stringifiable = require('./validate-stringifiable');
+
+module.exports = function (x) { return stringifiable(value(x)); };
+
+},{"./valid-value":70,"./validate-stringifiable":72}],72:[function(require,module,exports){
+'use strict';
+
+module.exports = function (stringifiable) {
+ try {
+ return String(stringifiable);
+ } catch (e) {
+ throw new TypeError("Passed argument cannot be stringifed");
+ }
+};
+
+},{}],73:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? String.prototype.contains
+ : require('./shim');
+
+},{"./is-implemented":74,"./shim":75}],74:[function(require,module,exports){
+'use strict';
+
+var str = 'razdwatrzy';
+
+module.exports = function () {
+ if (typeof str.contains !== 'function') return false;
+ return ((str.contains('dwa') === true) && (str.contains('foo') === false));
+};
+
+},{}],75:[function(require,module,exports){
+'use strict';
+
+var indexOf = String.prototype.indexOf;
+
+module.exports = function (searchString/*, position*/) {
+ return indexOf.call(this, searchString, arguments[1]) > -1;
+};
+
+},{}],76:[function(require,module,exports){
+'use strict';
+
+var toInteger = require('../../number/to-integer')
+ , value = require('../../object/valid-value')
+ , repeat = require('./repeat')
+
+ , abs = Math.abs, max = Math.max;
+
+module.exports = function (fill/*, length*/) {
+ var self = String(value(this))
+ , sLength = self.length
+ , length = arguments[1];
+
+ length = isNaN(length) ? 1 : toInteger(length);
+ fill = repeat.call(String(fill), abs(length));
+ if (length >= 0) return fill.slice(0, max(0, length - sLength)) + self;
+ return self + (((sLength + length) >= 0) ? '' : fill.slice(length + sLength));
+};
+
+},{"../../number/to-integer":45,"../../object/valid-value":70,"./repeat":77}],77:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./is-implemented')()
+ ? String.prototype.repeat
+ : require('./shim');
+
+},{"./is-implemented":78,"./shim":79}],78:[function(require,module,exports){
+'use strict';
+
+var str = 'foo';
+
+module.exports = function () {
+ if (typeof str.repeat !== 'function') return false;
+ return (str.repeat(2) === 'foofoo');
+};
+
+},{}],79:[function(require,module,exports){
+// Thanks: http://www.2ality.com/2014/01/efficient-string-repeat.html
+
+'use strict';
+
+var value = require('../../../object/valid-value')
+ , toInteger = require('../../../number/to-integer');
+
+module.exports = function (count) {
+ var str = String(value(this)), result;
+ count = toInteger(count);
+ if (count < 0) throw new RangeError("Count must be >= 0");
+ if (!isFinite(count)) throw new RangeError("Count must be < ∞");
+ result = '';
+ if (!count) return result;
+ while (true) {
+ if (count & 1) result += str;
+ count >>>= 1;
+ if (count <= 0) break;
+ str += str;
+ }
+ return result;
+};
+
+},{"../../../number/to-integer":45,"../../../object/valid-value":70}],80:[function(require,module,exports){
+'use strict';
+
+var toString = Object.prototype.toString
+
+ , id = toString.call('');
+
+module.exports = function (x) {
+ return (typeof x === 'string') || (x && (typeof x === 'object') &&
+ ((x instanceof String) || (toString.call(x) === id))) || false;
+};
+
+},{}],81:[function(require,module,exports){
+'use strict';
+
+var setPrototypeOf = require('es5-ext/object/set-prototype-of')
+ , contains = require('es5-ext/string/#/contains')
+ , d = require('d')
+ , Iterator = require('./')
+
+ , defineProperty = Object.defineProperty
+ , ArrayIterator;
+
+ArrayIterator = module.exports = function (arr, kind) {
+ if (!(this instanceof ArrayIterator)) return new ArrayIterator(arr, kind);
+ Iterator.call(this, arr);
+ if (!kind) kind = 'value';
+ else if (contains.call(kind, 'key+value')) kind = 'key+value';
+ else if (contains.call(kind, 'key')) kind = 'key';
+ else kind = 'value';
+ defineProperty(this, '__kind__', d('', kind));
+};
+if (setPrototypeOf) setPrototypeOf(ArrayIterator, Iterator);
+
+ArrayIterator.prototype = Object.create(Iterator.prototype, {
+ constructor: d(ArrayIterator),
+ _resolve: d(function (i) {
+ if (this.__kind__ === 'value') return this.__list__[i];
+ if (this.__kind__ === 'key+value') return [i, this.__list__[i]];
+ return i;
+ }),
+ toString: d(function () { return '[object Array Iterator]'; })
+});
+
+},{"./":84,"d":16,"es5-ext/object/set-prototype-of":65,"es5-ext/string/#/contains":73}],82:[function(require,module,exports){
+'use strict';
+
+var isArguments = require('es5-ext/function/is-arguments')
+ , callable = require('es5-ext/object/valid-callable')
+ , isString = require('es5-ext/string/is-string')
+ , get = require('./get')
+
+ , isArray = Array.isArray, call = Function.prototype.call
+ , some = Array.prototype.some;
+
+module.exports = function (iterable, cb/*, thisArg*/) {
+ var mode, thisArg = arguments[2], result, doBreak, broken, i, l, char, code;
+ if (isArray(iterable) || isArguments(iterable)) mode = 'array';
+ else if (isString(iterable)) mode = 'string';
+ else iterable = get(iterable);
+
+ callable(cb);
+ doBreak = function () { broken = true; };
+ if (mode === 'array') {
+ some.call(iterable, function (value) {
+ call.call(cb, thisArg, value, doBreak);
+ if (broken) return true;
+ });
+ return;
+ }
+ if (mode === 'string') {
+ l = iterable.length;
+ for (i = 0; i < l; ++i) {
+ char = iterable[i];
+ if ((i + 1) < l) {
+ code = char.charCodeAt(0);
+ if ((code >= 0xD800) && (code <= 0xDBFF)) char += iterable[++i];
+ }
+ call.call(cb, thisArg, char, doBreak);
+ if (broken) break;
+ }
+ return;
+ }
+ result = iterable.next();
+
+ while (!result.done) {
+ call.call(cb, thisArg, result.value, doBreak);
+ if (broken) return;
+ result = iterable.next();
+ }
+};
+
+},{"./get":83,"es5-ext/function/is-arguments":29,"es5-ext/object/valid-callable":68,"es5-ext/string/is-string":80}],83:[function(require,module,exports){
+'use strict';
+
+var isArguments = require('es5-ext/function/is-arguments')
+ , isString = require('es5-ext/string/is-string')
+ , ArrayIterator = require('./array')
+ , StringIterator = require('./string')
+ , iterable = require('./valid-iterable')
+ , iteratorSymbol = require('es6-symbol').iterator;
+
+module.exports = function (obj) {
+ if (typeof iterable(obj)[iteratorSymbol] === 'function') return obj[iteratorSymbol]();
+ if (isArguments(obj)) return new ArrayIterator(obj);
+ if (isString(obj)) return new StringIterator(obj);
+ return new ArrayIterator(obj);
+};
+
+},{"./array":81,"./string":91,"./valid-iterable":92,"es5-ext/function/is-arguments":29,"es5-ext/string/is-string":80,"es6-symbol":86}],84:[function(require,module,exports){
+'use strict';
+
+var clear = require('es5-ext/array/#/clear')
+ , assign = require('es5-ext/object/assign')
+ , callable = require('es5-ext/object/valid-callable')
+ , value = require('es5-ext/object/valid-value')
+ , d = require('d')
+ , autoBind = require('d/auto-bind')
+ , Symbol = require('es6-symbol')
+
+ , defineProperty = Object.defineProperty
+ , defineProperties = Object.defineProperties
+ , Iterator;
+
+module.exports = Iterator = function (list, context) {
+ if (!(this instanceof Iterator)) return new Iterator(list, context);
+ defineProperties(this, {
+ __list__: d('w', value(list)),
+ __context__: d('w', context),
+ __nextIndex__: d('w', 0)
+ });
+ if (!context) return;
+ callable(context.on);
+ context.on('_add', this._onAdd);
+ context.on('_delete', this._onDelete);
+ context.on('_clear', this._onClear);
+};
+
+defineProperties(Iterator.prototype, assign({
+ constructor: d(Iterator),
+ _next: d(function () {
+ var i;
+ if (!this.__list__) return;
+ if (this.__redo__) {
+ i = this.__redo__.shift();
+ if (i !== undefined) return i;
+ }
+ if (this.__nextIndex__ < this.__list__.length) return this.__nextIndex__++;
+ this._unBind();
+ }),
+ next: d(function () { return this._createResult(this._next()); }),
+ _createResult: d(function (i) {
+ if (i === undefined) return { done: true, value: undefined };
+ return { done: false, value: this._resolve(i) };
+ }),
+ _resolve: d(function (i) { return this.__list__[i]; }),
+ _unBind: d(function () {
+ this.__list__ = null;
+ delete this.__redo__;
+ if (!this.__context__) return;
+ this.__context__.off('_add', this._onAdd);
+ this.__context__.off('_delete', this._onDelete);
+ this.__context__.off('_clear', this._onClear);
+ this.__context__ = null;
+ }),
+ toString: d(function () { return '[object Iterator]'; })
+}, autoBind({
+ _onAdd: d(function (index) {
+ if (index >= this.__nextIndex__) return;
+ ++this.__nextIndex__;
+ if (!this.__redo__) {
+ defineProperty(this, '__redo__', d('c', [index]));
+ return;
+ }
+ this.__redo__.forEach(function (redo, i) {
+ if (redo >= index) this.__redo__[i] = ++redo;
+ }, this);
+ this.__redo__.push(index);
+ }),
+ _onDelete: d(function (index) {
+ var i;
+ if (index >= this.__nextIndex__) return;
+ --this.__nextIndex__;
+ if (!this.__redo__) return;
+ i = this.__redo__.indexOf(index);
+ if (i !== -1) this.__redo__.splice(i, 1);
+ this.__redo__.forEach(function (redo, i) {
+ if (redo > index) this.__redo__[i] = --redo;
+ }, this);
+ }),
+ _onClear: d(function () {
+ if (this.__redo__) clear.call(this.__redo__);
+ this.__nextIndex__ = 0;
+ })
+})));
+
+defineProperty(Iterator.prototype, Symbol.iterator, d(function () {
+ return this;
+}));
+defineProperty(Iterator.prototype, Symbol.toStringTag, d('', 'Iterator'));
+
+},{"d":16,"d/auto-bind":15,"es5-ext/array/#/clear":18,"es5-ext/object/assign":48,"es5-ext/object/valid-callable":68,"es5-ext/object/valid-value":70,"es6-symbol":86}],85:[function(require,module,exports){
+'use strict';
+
+var isArguments = require('es5-ext/function/is-arguments')
+ , isString = require('es5-ext/string/is-string')
+ , iteratorSymbol = require('es6-symbol').iterator
+
+ , isArray = Array.isArray;
+
+module.exports = function (value) {
+ if (value == null) return false;
+ if (isArray(value)) return true;
+ if (isString(value)) return true;
+ if (isArguments(value)) return true;
+ return (typeof value[iteratorSymbol] === 'function');
+};
+
+},{"es5-ext/function/is-arguments":29,"es5-ext/string/is-string":80,"es6-symbol":86}],86:[function(require,module,exports){
+arguments[4][40][0].apply(exports,arguments)
+},{"./is-implemented":87,"./polyfill":89,"dup":40}],87:[function(require,module,exports){
+arguments[4][41][0].apply(exports,arguments)
+},{"dup":41}],88:[function(require,module,exports){
+arguments[4][42][0].apply(exports,arguments)
+},{"dup":42}],89:[function(require,module,exports){
+arguments[4][43][0].apply(exports,arguments)
+},{"./validate-symbol":90,"d":16,"dup":43}],90:[function(require,module,exports){
+arguments[4][44][0].apply(exports,arguments)
+},{"./is-symbol":88,"dup":44}],91:[function(require,module,exports){
+// Thanks @mathiasbynens
+// http://mathiasbynens.be/notes/javascript-unicode#iterating-over-symbols
+
+'use strict';
+
+var setPrototypeOf = require('es5-ext/object/set-prototype-of')
+ , d = require('d')
+ , Iterator = require('./')
+
+ , defineProperty = Object.defineProperty
+ , StringIterator;
+
+StringIterator = module.exports = function (str) {
+ if (!(this instanceof StringIterator)) return new StringIterator(str);
+ str = String(str);
+ Iterator.call(this, str);
+ defineProperty(this, '__length__', d('', str.length));
+
+};
+if (setPrototypeOf) setPrototypeOf(StringIterator, Iterator);
+
+StringIterator.prototype = Object.create(Iterator.prototype, {
+ constructor: d(StringIterator),
+ _next: d(function () {
+ if (!this.__list__) return;
+ if (this.__nextIndex__ < this.__length__) return this.__nextIndex__++;
+ this._unBind();
+ }),
+ _resolve: d(function (i) {
+ var char = this.__list__[i], code;
+ if (this.__nextIndex__ === this.__length__) return char;
+ code = char.charCodeAt(0);
+ if ((code >= 0xD800) && (code <= 0xDBFF)) return char + this.__list__[this.__nextIndex__++];
+ return char;
+ }),
+ toString: d(function () { return '[object String Iterator]'; })
+});
+
+},{"./":84,"d":16,"es5-ext/object/set-prototype-of":65}],92:[function(require,module,exports){
+'use strict';
+
+var isIterable = require('./is-iterable');
+
+module.exports = function (value) {
+ if (!isIterable(value)) throw new TypeError(value + " is not iterable");
+ return value;
+};
+
+},{"./is-iterable":85}],93:[function(require,module,exports){
+// Support for asynchronous functions
+
+'use strict';
+
+var aFrom = require('es5-ext/array/from')
+ , mixin = require('es5-ext/object/mixin')
+ , defineLength = require('es5-ext/function/_define-length')
+ , nextTick = require('next-tick')
+
+ , slice = Array.prototype.slice
+ , apply = Function.prototype.apply, create = Object.create
+ , hasOwnProperty = Object.prototype.hasOwnProperty;
+
+require('../lib/registered-extensions').async = function (tbi, conf) {
+ var waiting = create(null), cache = create(null)
+ , base = conf.memoized, original = conf.original
+ , currentCallback, currentContext, currentArgs;
+
+ // Initial
+ conf.memoized = defineLength(function (arg) {
+ var args = arguments, last = args[args.length - 1];
+ if (typeof last === 'function') {
+ currentCallback = last;
+ args = slice.call(args, 0, -1);
+ }
+ return base.apply(currentContext = this, currentArgs = args);
+ }, base);
+ try { mixin(conf.memoized, base); } catch (ignore) {}
+
+ // From cache (sync)
+ conf.on('get', function (id) {
+ var cb, context, args;
+ if (!currentCallback) return;
+
+ // Unresolved
+ if (waiting[id]) {
+ if (typeof waiting[id] === 'function') waiting[id] = [waiting[id], currentCallback];
+ else waiting[id].push(currentCallback);
+ currentCallback = null;
+ return;
+ }
+
+ // Resolved, assure next tick invocation
+ cb = currentCallback;
+ context = currentContext;
+ args = currentArgs;
+ currentCallback = currentContext = currentArgs = null;
+ nextTick(function () {
+ var data;
+ if (hasOwnProperty.call(cache, id)) {
+ data = cache[id];
+ conf.emit('getasync', id, args, context);
+ apply.call(cb, data.context, data.args);
+ } else {
+ // Purged in a meantime, we shouldn't rely on cached value, recall
+ currentCallback = cb;
+ currentContext = context;
+ currentArgs = args;
+ base.apply(context, args);
+ }
+ });
+ });
+
+ // Not from cache
+ conf.original = function () {
+ var args, cb, origCb, result;
+ if (!currentCallback) return apply.call(original, this, arguments);
+ args = aFrom(arguments);
+ cb = function self(err) {
+ var cb, args, id = self.id;
+ if (id == null) {
+ // Shouldn't happen, means async callback was called sync way
+ nextTick(apply.bind(self, this, arguments));
+ return;
+ }
+ delete self.id;
+ cb = waiting[id];
+ delete waiting[id];
+ if (!cb) {
+ // Already processed,
+ // outcome of race condition: asyncFn(1, cb), asyncFn.clear(), asyncFn(1, cb)
+ return;
+ }
+ args = aFrom(arguments);
+ if (conf.has(id)) {
+ if (err) {
+ conf.delete(id);
+ } else {
+ cache[id] = { context: this, args: args };
+ conf.emit('setasync', id, (typeof cb === 'function') ? 1 : cb.length);
+ }
+ }
+ if (typeof cb === 'function') {
+ result = apply.call(cb, this, args);
+ } else {
+ cb.forEach(function (cb) { result = apply.call(cb, this, args); }, this);
+ }
+ return result;
+ };
+ origCb = currentCallback;
+ currentCallback = currentContext = currentArgs = null;
+ args.push(cb);
+ result = apply.call(original, this, args);
+ cb.cb = origCb;
+ currentCallback = cb;
+ return result;
+ };
+
+ // After not from cache call
+ conf.on('set', function (id) {
+ if (!currentCallback) {
+ conf.delete(id);
+ return;
+ }
+ if (waiting[id]) {
+ // Race condition: asyncFn(1, cb), asyncFn.clear(), asyncFn(1, cb)
+ if (typeof waiting[id] === 'function') waiting[id] = [waiting[id], currentCallback.cb];
+ else waiting[id].push(currentCallback.cb);
+ } else {
+ waiting[id] = currentCallback.cb;
+ }
+ delete currentCallback.cb;
+ currentCallback.id = id;
+ currentCallback = null;
+ });
+
+ // On delete
+ conf.on('delete', function (id) {
+ var result;
+ // If false, we don't have value yet, so we assume that intention is not
+ // to memoize this call. After value is obtained we don't cache it but
+ // gracefully pass to callback
+ if (hasOwnProperty.call(waiting, id)) return;
+ if (!cache[id]) return;
+ result = cache[id];
+ delete cache[id];
+ conf.emit('deleteasync', id, result);
+ });
+
+ // On clear
+ conf.on('clear', function () {
+ var oldCache = cache;
+ cache = create(null);
+ conf.emit('clearasync', oldCache);
+ });
+};
+
+},{"../lib/registered-extensions":101,"es5-ext/array/from":22,"es5-ext/function/_define-length":28,"es5-ext/object/mixin":62,"next-tick":108}],94:[function(require,module,exports){
+// Call dispose callback on each cache purge
+
+'use strict';
+
+var callable = require('es5-ext/object/valid-callable')
+ , forEach = require('es5-ext/object/for-each')
+ , extensions = require('../lib/registered-extensions')
+
+ , slice = Array.prototype.slice, apply = Function.prototype.apply;
+
+extensions.dispose = function (dispose, conf, options) {
+ var del;
+ callable(dispose);
+ if (options.async && extensions.async) {
+ conf.on('deleteasync', del = function (id, result) {
+ apply.call(dispose, null, slice.call(result.args, 1));
+ });
+ conf.on('clearasync', function (cache) {
+ forEach(cache, function (result, id) { del(id, result); });
+ });
+ return;
+ }
+ conf.on('delete', del = function (id, result) { dispose(result); });
+ conf.on('clear', function (cache) {
+ forEach(cache, function (result, id) { del(id, result); });
+ });
+};
+
+},{"../lib/registered-extensions":101,"es5-ext/object/for-each":54,"es5-ext/object/valid-callable":68}],95:[function(require,module,exports){
+// Timeout cached values
+
+'use strict';
+
+var aFrom = require('es5-ext/array/from')
+ , noop = require('es5-ext/function/noop')
+ , forEach = require('es5-ext/object/for-each')
+ , timeout = require('timers-ext/valid-timeout')
+ , extensions = require('../lib/registered-extensions')
+
+ , max = Math.max, min = Math.min, create = Object.create;
+
+extensions.maxAge = function (maxAge, conf, options) {
+ var timeouts, postfix, preFetchAge, preFetchTimeouts;
+
+ maxAge = timeout(maxAge);
+ if (!maxAge) return;
+
+ timeouts = create(null);
+ postfix = (options.async && extensions.async) ? 'async' : '';
+ conf.on('set' + postfix, function (id) {
+ timeouts[id] = setTimeout(function () { conf.delete(id); }, maxAge);
+ if (!preFetchTimeouts) return;
+ if (preFetchTimeouts[id]) clearTimeout(preFetchTimeouts[id]);
+ preFetchTimeouts[id] = setTimeout(function () {
+ delete preFetchTimeouts[id];
+ }, preFetchAge);
+ });
+ conf.on('delete' + postfix, function (id) {
+ clearTimeout(timeouts[id]);
+ delete timeouts[id];
+ if (!preFetchTimeouts) return;
+ clearTimeout(preFetchTimeouts[id]);
+ delete preFetchTimeouts[id];
+ });
+
+ if (options.preFetch) {
+ if ((options.preFetch === true) || isNaN(options.preFetch)) {
+ preFetchAge = 0.333;
+ } else {
+ preFetchAge = max(min(Number(options.preFetch), 1), 0);
+ }
+ if (preFetchAge) {
+ preFetchTimeouts = {};
+ preFetchAge = (1 - preFetchAge) * maxAge;
+ conf.on('get' + postfix, function (id, args, context) {
+ if (!preFetchTimeouts[id]) {
+ preFetchTimeouts[id] = setTimeout(function () {
+ delete preFetchTimeouts[id];
+ conf.delete(id);
+ if (options.async) {
+ args = aFrom(args);
+ args.push(noop);
+ }
+ conf.memoized.apply(context, args);
+ }, 0);
+ }
+ });
+ }
+ }
+
+ conf.on('clear' + postfix, function () {
+ forEach(timeouts, function (id) { clearTimeout(id); });
+ timeouts = {};
+ if (preFetchTimeouts) {
+ forEach(preFetchTimeouts, function (id) { clearTimeout(id); });
+ preFetchTimeouts = {};
+ }
+ });
+};
+
+},{"../lib/registered-extensions":101,"es5-ext/array/from":22,"es5-ext/function/noop":31,"es5-ext/object/for-each":54,"timers-ext/valid-timeout":116}],96:[function(require,module,exports){
+// Limit cache size, LRU (least recently used) algorithm.
+
+'use strict';
+
+var toPosInteger = require('es5-ext/number/to-pos-integer')
+ , lruQueue = require('lru-queue')
+ , extensions = require('../lib/registered-extensions');
+
+extensions.max = function (max, conf, options) {
+ var postfix, queue, hit;
+
+ max = toPosInteger(max);
+ if (!max) return;
+
+ queue = lruQueue(max);
+ postfix = (options.async && extensions.async) ? 'async' : '';
+
+ conf.on('set' + postfix, hit = function (id) {
+ id = queue.hit(id);
+ if (id === undefined) return;
+ conf.delete(id);
+ });
+ conf.on('get' + postfix, hit);
+ conf.on('delete' + postfix, queue.delete);
+ conf.on('clear' + postfix, queue.clear);
+};
+
+},{"../lib/registered-extensions":101,"es5-ext/number/to-pos-integer":46,"lru-queue":107}],97:[function(require,module,exports){
+// Reference counter, useful for garbage collector like functionality
+
+'use strict';
+
+var d = require('d')
+ , extensions = require('../lib/registered-extensions')
+
+ , create = Object.create, defineProperties = Object.defineProperties;
+
+extensions.refCounter = function (ignore, conf, options) {
+ var cache, postfix;
+
+ cache = create(null);
+ postfix = (options.async && extensions.async) ? 'async' : '';
+
+ conf.on('set' + postfix, function (id, length) { cache[id] = length || 1; });
+ conf.on('get' + postfix, function (id) { ++cache[id]; });
+ conf.on('delete' + postfix, function (id) { delete cache[id]; });
+ conf.on('clear' + postfix, function () { cache = {}; });
+
+ defineProperties(conf.memoized, {
+ deleteRef: d(function () {
+ var id = conf.get(arguments);
+ if (id === null) return null;
+ if (!cache[id]) return null;
+ if (!--cache[id]) {
+ conf.delete(id);
+ return true;
+ }
+ return false;
+ }),
+ getRefCount: d(function () {
+ var id = conf.get(arguments);
+ if (id === null) return 0;
+ if (!cache[id]) return 0;
+ return cache[id];
+ })
+ });
+};
+
+},{"../lib/registered-extensions":101,"d":16}],98:[function(require,module,exports){
+'use strict';
+
+var normalizeOpts = require('es5-ext/object/normalize-options')
+ , resolveLength = require('./lib/resolve-length')
+ , plain = require('./plain');
+
+module.exports = function (fn/*, options*/) {
+ var options = normalizeOpts(arguments[1]), length;
+
+ if (!options.normalizer) {
+ length = options.length = resolveLength(options.length, fn.length, options.async);
+ if (length !== 0) {
+ if (options.primitive) {
+ if (length === false) {
+ options.normalizer = require('./normalizers/primitive');
+ } else if (length > 1) {
+ options.normalizer = require('./normalizers/get-primitive-fixed')(length);
+ }
+ } else {
+ if (length === false) options.normalizer = require('./normalizers/get')();
+ else if (length === 1) options.normalizer = require('./normalizers/get-1')();
+ else options.normalizer = require('./normalizers/get-fixed')(length);
+ }
+ }
+ }
+
+ // Assure extensions
+ if (options.async) require('./ext/async');
+ if (options.dispose) require('./ext/dispose');
+ if (options.maxAge) require('./ext/max-age');
+ if (options.max) require('./ext/max');
+ if (options.refCounter) require('./ext/ref-counter');
+
+ return plain(fn, options);
+};
+
+},{"./ext/async":93,"./ext/dispose":94,"./ext/max":96,"./ext/max-age":95,"./ext/ref-counter":97,"./lib/resolve-length":102,"./normalizers/get":112,"./normalizers/get-1":109,"./normalizers/get-fixed":110,"./normalizers/get-primitive-fixed":111,"./normalizers/primitive":113,"./plain":114,"es5-ext/object/normalize-options":63}],99:[function(require,module,exports){
+'use strict';
+
+var customError = require('es5-ext/error/custom')
+ , defineLength = require('es5-ext/function/_define-length')
+ , d = require('d')
+ , ee = require('event-emitter').methods
+ , resolveResolve = require('./resolve-resolve')
+ , resolveNormalize = require('./resolve-normalize')
+
+ , apply = Function.prototype.apply, call = Function.prototype.call
+ , create = Object.create, hasOwnProperty = Object.prototype.hasOwnProperty
+ , defineProperties = Object.defineProperties
+ , on = ee.on, emit = ee.emit;
+
+module.exports = function (original, length, options) {
+ var cache = create(null), conf, memLength, get, set, del, clear, extDel, normalizer
+ , getListeners, setListeners, deleteListeners, memoized, resolve;
+ if (length !== false) memLength = length;
+ else if (isNaN(original.length)) memLength = 1;
+ else memLength = original.length;
+
+ if (options.normalizer) {
+ normalizer = resolveNormalize(options.normalizer);
+ get = normalizer.get;
+ set = normalizer.set;
+ del = normalizer.delete;
+ clear = normalizer.clear;
+ }
+ if (options.resolvers != null) resolve = resolveResolve(options.resolvers);
+
+ if (get) {
+ memoized = defineLength(function (arg) {
+ var id, result, args = arguments;
+ if (resolve) args = resolve(args);
+ id = get(args);
+ if (id !== null) {
+ if (hasOwnProperty.call(cache, id)) {
+ if (getListeners) conf.emit('get', id, args, this);
+ return cache[id];
+ }
+ }
+ if (args.length === 1) result = call.call(original, this, arg);
+ else result = apply.call(original, this, args);
+ if (id === null) {
+ id = get(args);
+ if (id !== null) throw customError("Circular invocation", 'CIRCULAR_INVOCATION');
+ id = set(args);
+ } else if (hasOwnProperty.call(cache, id)) {
+ throw customError("Circular invocation", 'CIRCULAR_INVOCATION');
+ }
+ cache[id] = result;
+ if (setListeners) conf.emit('set', id);
+ return result;
+ }, memLength);
+ } else if (length === 0) {
+ memoized = function () {
+ var result;
+ if (hasOwnProperty.call(cache, 'data')) {
+ if (getListeners) conf.emit('get', 'data', arguments, this);
+ return cache.data;
+ }
+ if (!arguments.length) result = call.call(original, this);
+ else result = apply.call(original, this, arguments);
+ if (hasOwnProperty.call(cache, 'data')) {
+ throw customError("Circular invocation", 'CIRCULAR_INVOCATION');
+ }
+ cache.data = result;
+ if (setListeners) conf.emit('set', 'data');
+ return result;
+ };
+ } else {
+ memoized = function (arg) {
+ var result, args = arguments, id;
+ if (resolve) args = resolve(arguments);
+ id = String(args[0]);
+ if (hasOwnProperty.call(cache, id)) {
+ if (getListeners) conf.emit('get', id, args, this);
+ return cache[id];
+ }
+ if (args.length === 1) result = call.call(original, this, args[0]);
+ else result = apply.call(original, this, args);
+ if (hasOwnProperty.call(cache, id)) {
+ throw customError("Circular invocation", 'CIRCULAR_INVOCATION');
+ }
+ cache[id] = result;
+ if (setListeners) conf.emit('set', id);
+ return result;
+ };
+ }
+ conf = {
+ original: original,
+ memoized: memoized,
+ get: function (args) {
+ if (resolve) args = resolve(args);
+ if (get) return get(args);
+ return String(args[0]);
+ },
+ has: function (id) { return hasOwnProperty.call(cache, id); },
+ delete: function (id) {
+ var result;
+ if (!hasOwnProperty.call(cache, id)) return;
+ if (del) del(id);
+ result = cache[id];
+ delete cache[id];
+ if (deleteListeners) conf.emit('delete', id, result);
+ },
+ clear: function () {
+ var oldCache = cache;
+ if (clear) clear();
+ cache = create(null);
+ conf.emit('clear', oldCache);
+ },
+ on: function (type, listener) {
+ if (type === 'get') getListeners = true;
+ else if (type === 'set') setListeners = true;
+ else if (type === 'delete') deleteListeners = true;
+ return on.call(this, type, listener);
+ },
+ emit: emit,
+ updateEnv: function () { original = conf.original; }
+ };
+ if (get) {
+ extDel = defineLength(function (arg) {
+ var id, args = arguments;
+ if (resolve) args = resolve(args);
+ id = get(args);
+ if (id === null) return;
+ conf.delete(id);
+ }, memLength);
+ } else if (length === 0) {
+ extDel = function () { return conf.delete('data'); };
+ } else {
+ extDel = function (arg) {
+ if (resolve) arg = resolve(arguments)[0];
+ return conf.delete(arg);
+ };
+ }
+ defineProperties(memoized, {
+ __memoized__: d(true),
+ delete: d(extDel),
+ clear: d(conf.clear)
+ });
+ return conf;
+};
+
+},{"./resolve-normalize":103,"./resolve-resolve":104,"d":16,"es5-ext/error/custom":26,"es5-ext/function/_define-length":28,"event-emitter":106}],100:[function(require,module,exports){
+'use strict';
+
+var forEach = require('es5-ext/object/for-each')
+ , normalizeOpts = require('es5-ext/object/normalize-options')
+ , callable = require('es5-ext/object/valid-callable')
+ , lazy = require('d/lazy')
+ , resolveLength = require('./resolve-length')
+ , extensions = require('./registered-extensions');
+
+module.exports = function (memoize) {
+ return function (props) {
+ forEach(props, function (desc, name) {
+ var fn = callable(desc.value), length;
+ desc.value = function (options) {
+ if (options.getNormalizer) {
+ options = normalizeOpts(options);
+ if (length === undefined) {
+ length = resolveLength(options.length, fn.length, options.async && extensions.async);
+ }
+ options.normalizer = options.getNormalizer(length);
+ delete options.getNormalizer;
+ }
+ return memoize(fn.bind(this), options);
+ };
+ });
+ return lazy(props);
+ };
+};
+
+},{"./registered-extensions":101,"./resolve-length":102,"d/lazy":17,"es5-ext/object/for-each":54,"es5-ext/object/normalize-options":63,"es5-ext/object/valid-callable":68}],101:[function(require,module,exports){
+'use strict';
+
+},{}],102:[function(require,module,exports){
+'use strict';
+
+var toPosInt = require('es5-ext/number/to-pos-integer');
+
+module.exports = function (optsLength, fnLength, isAsync) {
+ var length;
+ if (isNaN(optsLength)) {
+ length = fnLength;
+ if (!(length >= 0)) return 1;
+ if (isAsync && length) return length - 1;
+ return length;
+ }
+ if (optsLength === false) return false;
+ return toPosInt(optsLength);
+};
+
+},{"es5-ext/number/to-pos-integer":46}],103:[function(require,module,exports){
+'use strict';
+
+var callable = require('es5-ext/object/valid-callable');
+
+module.exports = function (userNormalizer) {
+ var normalizer;
+ if (typeof userNormalizer === 'function') return { set: userNormalizer, get: userNormalizer };
+ normalizer = { get: callable(userNormalizer.get) };
+ if (userNormalizer.set !== undefined) {
+ normalizer.set = callable(userNormalizer.set);
+ normalizer.delete = callable(userNormalizer.delete);
+ normalizer.clear = callable(userNormalizer.clear);
+ return normalizer;
+ }
+ normalizer.set = normalizer.get;
+ return normalizer;
+};
+
+},{"es5-ext/object/valid-callable":68}],104:[function(require,module,exports){
+'use strict';
+
+var toArray = require('es5-ext/array/to-array')
+ , callable = require('es5-ext/object/valid-callable')
+
+ , slice = Array.prototype.slice
+ , resolveArgs;
+
+resolveArgs = function (args) {
+ return this.map(function (r, i) {
+ return r ? r(args[i]) : args[i];
+ }).concat(slice.call(args, this.length));
+};
+
+module.exports = function (resolvers) {
+ resolvers = toArray(resolvers);
+ resolvers.forEach(function (r) {
+ if (r != null) callable(r);
+ });
+ return resolveArgs.bind(resolvers);
+};
+
+},{"es5-ext/array/to-array":25,"es5-ext/object/valid-callable":68}],105:[function(require,module,exports){
+'use strict';
+
+module.exports = require('./lib/methods')(require('./'));
+
+},{"./":98,"./lib/methods":100}],106:[function(require,module,exports){
+'use strict';
+
+var d = require('d')
+ , callable = require('es5-ext/object/valid-callable')
+
+ , apply = Function.prototype.apply, call = Function.prototype.call
+ , create = Object.create, defineProperty = Object.defineProperty
+ , defineProperties = Object.defineProperties
+ , hasOwnProperty = Object.prototype.hasOwnProperty
+ , descriptor = { configurable: true, enumerable: false, writable: true }
+
+ , on, once, off, emit, methods, descriptors, base;
+
+on = function (type, listener) {
+ var data;
+
+ callable(listener);
+
+ if (!hasOwnProperty.call(this, '__ee__')) {
+ data = descriptor.value = create(null);
+ defineProperty(this, '__ee__', descriptor);
+ descriptor.value = null;
+ } else {
+ data = this.__ee__;
+ }
+ if (!data[type]) data[type] = listener;
+ else if (typeof data[type] === 'object') data[type].push(listener);
+ else data[type] = [data[type], listener];
+
+ return this;
+};
+
+once = function (type, listener) {
+ var once, self;
+
+ callable(listener);
+ self = this;
+ on.call(this, type, once = function () {
+ off.call(self, type, once);
+ apply.call(listener, this, arguments);
+ });
+
+ once.__eeOnceListener__ = listener;
+ return this;
+};
+
+off = function (type, listener) {
+ var data, listeners, candidate, i;
+
+ callable(listener);
+
+ if (!hasOwnProperty.call(this, '__ee__')) return this;
+ data = this.__ee__;
+ if (!data[type]) return this;
+ listeners = data[type];
+
+ if (typeof listeners === 'object') {
+ for (i = 0; (candidate = listeners[i]); ++i) {
+ if ((candidate === listener) ||
+ (candidate.__eeOnceListener__ === listener)) {
+ if (listeners.length === 2) data[type] = listeners[i ? 0 : 1];
+ else listeners.splice(i, 1);
+ }
+ }
+ } else {
+ if ((listeners === listener) ||
+ (listeners.__eeOnceListener__ === listener)) {
+ delete data[type];
+ }
+ }
+
+ return this;
+};
+
+emit = function (type) {
+ var i, l, listener, listeners, args;
+
+ if (!hasOwnProperty.call(this, '__ee__')) return;
+ listeners = this.__ee__[type];
+ if (!listeners) return;
+
+ if (typeof listeners === 'object') {
+ l = arguments.length;
+ args = new Array(l - 1);
+ for (i = 1; i < l; ++i) args[i - 1] = arguments[i];
+
+ listeners = listeners.slice();
+ for (i = 0; (listener = listeners[i]); ++i) {
+ apply.call(listener, this, args);
+ }
+ } else {
+ switch (arguments.length) {
+ case 1:
+ call.call(listeners, this);
+ break;
+ case 2:
+ call.call(listeners, this, arguments[1]);
+ break;
+ case 3:
+ call.call(listeners, this, arguments[1], arguments[2]);
+ break;
+ default:
+ l = arguments.length;
+ args = new Array(l - 1);
+ for (i = 1; i < l; ++i) {
+ args[i - 1] = arguments[i];
+ }
+ apply.call(listeners, this, args);
+ }
+ }
+};
+
+methods = {
+ on: on,
+ once: once,
+ off: off,
+ emit: emit
+};
+
+descriptors = {
+ on: d(on),
+ once: d(once),
+ off: d(off),
+ emit: d(emit)
+};
+
+base = defineProperties({}, descriptors);
+
+module.exports = exports = function (o) {
+ return (o == null) ? create(base) : defineProperties(Object(o), descriptors);
+};
+exports.methods = methods;
+
+},{"d":16,"es5-ext/object/valid-callable":68}],107:[function(require,module,exports){
+'use strict';
+
+var toPosInt = require('es5-ext/number/to-pos-integer')
+
+ , create = Object.create, hasOwnProperty = Object.prototype.hasOwnProperty;
+
+module.exports = function (limit) {
+ var size = 0, base = 1, queue = create(null), map = create(null), index = 0, del;
+ limit = toPosInt(limit);
+ return {
+ hit: function (id) {
+ var oldIndex = map[id], nuIndex = ++index;
+ queue[nuIndex] = id;
+ map[id] = nuIndex;
+ if (!oldIndex) {
+ ++size;
+ if (size <= limit) return;
+ id = queue[base];
+ del(id);
+ return id;
+ }
+ delete queue[oldIndex];
+ if (base !== oldIndex) return;
+ while (!hasOwnProperty.call(queue, ++base)) continue; //jslint: skip
+ },
+ delete: del = function (id) {
+ var oldIndex = map[id];
+ if (!oldIndex) return;
+ delete queue[oldIndex];
+ delete map[id];
+ --size;
+ if (base !== oldIndex) return;
+ if (!size) {
+ index = 0;
+ base = 1;
+ return;
+ }
+ while (!hasOwnProperty.call(queue, ++base)) continue; //jslint: skip
+ },
+ clear: function () {
+ size = 0;
+ base = 1;
+ queue = create(null);
+ map = create(null);
+ index = 0;
+ }
+ };
+};
+
+},{"es5-ext/number/to-pos-integer":46}],108:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var callable, byObserver;
+
+callable = function (fn) {
+ if (typeof fn !== 'function') throw new TypeError(fn + " is not a function");
+ return fn;
+};
+
+byObserver = function (Observer) {
+ var node = document.createTextNode(''), queue, i = 0;
+ new Observer(function () {
+ var data;
+ if (!queue) return;
+ data = queue;
+ queue = null;
+ if (typeof data === 'function') {
+ data();
+ return;
+ }
+ data.forEach(function (fn) { fn(); });
+ }).observe(node, { characterData: true });
+ return function (fn) {
+ callable(fn);
+ if (queue) {
+ if (typeof queue === 'function') queue = [queue, fn];
+ else queue.push(fn);
+ return;
+ }
+ queue = fn;
+ node.data = (i = ++i % 2);
+ };
+};
+
+module.exports = (function () {
+ // Node.js
+ if ((typeof process !== 'undefined') && process &&
+ (typeof process.nextTick === 'function')) {
+ return process.nextTick;
+ }
+
+ // MutationObserver=
+ if ((typeof document === 'object') && document) {
+ if (typeof MutationObserver === 'function') {
+ return byObserver(MutationObserver);
+ }
+ if (typeof WebKitMutationObserver === 'function') {
+ return byObserver(WebKitMutationObserver);
+ }
+ }
+
+ // W3C Draft
+ // http://dvcs.w3.org/hg/webperf/raw-file/tip/specs/setImmediate/Overview.html
+ if (typeof setImmediate === 'function') {
+ return function (cb) { setImmediate(callable(cb)); };
+ }
+
+ // Wide available standard
+ if (typeof setTimeout === 'function') {
+ return function (cb) { setTimeout(callable(cb), 0); };
+ }
+
+ return null;
+}());
+
+}).call(this,require('_process'))
+},{"_process":149}],109:[function(require,module,exports){
+'use strict';
+
+var indexOf = require('es5-ext/array/#/e-index-of');
+
+module.exports = function () {
+ var lastId = 0, argsMap = [], cache = [];
+ return {
+ get: function (args) {
+ var index = indexOf.call(argsMap, args[0]);
+ return (index === -1) ? null : cache[index];
+ },
+ set: function (args) {
+ argsMap.push(args[0]);
+ cache.push(++lastId);
+ return lastId;
+ },
+ delete: function (id) {
+ var index = indexOf.call(cache, id);
+ if (index !== -1) {
+ argsMap.splice(index, 1);
+ cache.splice(index, 1);
+ }
+ },
+ clear: function () {
+ argsMap = [];
+ cache = [];
+ }
+ };
+};
+
+},{"es5-ext/array/#/e-index-of":19}],110:[function(require,module,exports){
+'use strict';
+
+var indexOf = require('es5-ext/array/#/e-index-of')
+ , create = Object.create;
+
+module.exports = function (length) {
+ var lastId = 0, map = [[], []], cache = create(null);
+ return {
+ get: function (args) {
+ var index = 0, set = map, i;
+ while (index < (length - 1)) {
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) return null;
+ set = set[1][i];
+ ++index;
+ }
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) return null;
+ return set[1][i] || null;
+ },
+ set: function (args) {
+ var index = 0, set = map, i;
+ while (index < (length - 1)) {
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ i = set[0].push(args[index]) - 1;
+ set[1].push([[], []]);
+ }
+ set = set[1][i];
+ ++index;
+ }
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ i = set[0].push(args[index]) - 1;
+ }
+ set[1][i] = ++lastId;
+ cache[lastId] = args;
+ return lastId;
+ },
+ delete: function (id) {
+ var index = 0, set = map, i, path = [], args = cache[id];
+ while (index < (length - 1)) {
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ return;
+ }
+ path.push(set, i);
+ set = set[1][i];
+ ++index;
+ }
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ return;
+ }
+ id = set[1][i];
+ set[0].splice(i, 1);
+ set[1].splice(i, 1);
+ while (!set[0].length && path.length) {
+ i = path.pop();
+ set = path.pop();
+ set[0].splice(i, 1);
+ set[1].splice(i, 1);
+ }
+ delete cache[id];
+ },
+ clear: function () {
+ map = [[], []];
+ cache = create(null);
+ }
+ };
+};
+
+},{"es5-ext/array/#/e-index-of":19}],111:[function(require,module,exports){
+'use strict';
+
+module.exports = function (length) {
+ if (!length) {
+ return function () { return ''; };
+ }
+ return function (args) {
+ var id = String(args[0]), i = 0, l = length;
+ while (--l) { id += '\u0001' + args[++i]; }
+ return id;
+ };
+};
+
+},{}],112:[function(require,module,exports){
+'use strict';
+
+var indexOf = require('es5-ext/array/#/e-index-of')
+ , create = Object.create;
+
+module.exports = function () {
+ var lastId = 0, map = [], cache = create(null);
+ return {
+ get: function (args) {
+ var index = 0, set = map, i, length = args.length;
+ if (length === 0) return set[length] || null;
+ if ((set = set[length])) {
+ while (index < (length - 1)) {
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) return null;
+ set = set[1][i];
+ ++index;
+ }
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) return null;
+ return set[1][i] || null;
+ }
+ return null;
+ },
+ set: function (args) {
+ var index = 0, set = map, i, length = args.length;
+ if (length === 0) {
+ set[length] = ++lastId;
+ } else {
+ if (!set[length]) {
+ set[length] = [[], []];
+ }
+ set = set[length];
+ while (index < (length - 1)) {
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ i = set[0].push(args[index]) - 1;
+ set[1].push([[], []]);
+ }
+ set = set[1][i];
+ ++index;
+ }
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ i = set[0].push(args[index]) - 1;
+ }
+ set[1][i] = ++lastId;
+ }
+ cache[lastId] = args;
+ return lastId;
+ },
+ delete: function (id) {
+ var index = 0, set = map, i, args = cache[id], length = args.length
+ , path = [];
+ if (length === 0) {
+ delete set[length];
+ } else if ((set = set[length])) {
+ while (index < (length - 1)) {
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ return;
+ }
+ path.push(set, i);
+ set = set[1][i];
+ ++index;
+ }
+ i = indexOf.call(set[0], args[index]);
+ if (i === -1) {
+ return;
+ }
+ id = set[1][i];
+ set[0].splice(i, 1);
+ set[1].splice(i, 1);
+ while (!set[0].length && path.length) {
+ i = path.pop();
+ set = path.pop();
+ set[0].splice(i, 1);
+ set[1].splice(i, 1);
+ }
+ }
+ delete cache[id];
+ },
+ clear: function () {
+ map = [];
+ cache = create(null);
+ }
+ };
+};
+
+},{"es5-ext/array/#/e-index-of":19}],113:[function(require,module,exports){
+'use strict';
+
+module.exports = function (args) {
+ var id, i, length = args.length;
+ if (!length) return '\u0002';
+ id = String(args[i = 0]);
+ while (--length) id += '\u0001' + args[++i];
+ return id;
+};
+
+},{}],114:[function(require,module,exports){
+'use strict';
+
+var callable = require('es5-ext/object/valid-callable')
+ , forEach = require('es5-ext/object/for-each')
+ , extensions = require('./lib/registered-extensions')
+ , configure = require('./lib/configure-map')
+ , resolveLength = require('./lib/resolve-length')
+
+ , hasOwnProperty = Object.prototype.hasOwnProperty;
+
+module.exports = function self(fn/*, options */) {
+ var options, length, conf;
+
+ callable(fn);
+ options = Object(arguments[1]);
+
+ // Do not memoize already memoized function
+ if (hasOwnProperty.call(fn, '__memoized__') && !options.force) return fn;
+
+ // Resolve length;
+ length = resolveLength(options.length, fn.length, options.async && extensions.async);
+
+ // Configure cache map
+ conf = configure(fn, length, options);
+
+ // Bind eventual extensions
+ forEach(extensions, function (fn, name) {
+ if (options[name]) fn(options[name], conf, options);
+ });
+
+ if (self.__profiler__) self.__profiler__(conf);
+
+ conf.updateEnv();
+ return conf.memoized;
+};
+
+},{"./lib/configure-map":99,"./lib/registered-extensions":101,"./lib/resolve-length":102,"es5-ext/object/for-each":54,"es5-ext/object/valid-callable":68}],115:[function(require,module,exports){
+'use strict';
+
+module.exports = 2147483647;
+
+},{}],116:[function(require,module,exports){
+'use strict';
+
+var toPosInt = require('es5-ext/number/to-pos-integer')
+ , maxTimeout = require('./max-timeout');
+
+module.exports = function (value) {
+ value = toPosInt(value);
+ if (value > maxTimeout) throw new TypeError(value + " exceeds maximum possible timeout");
+ return value;
+};
+
+},{"./max-timeout":115,"es5-ext/number/to-pos-integer":46}],117:[function(require,module,exports){
+'use strict';
+
+module.exports = '\x1b[2J\x1b[0;0H';
+
+},{}],118:[function(require,module,exports){
+'use strict';
+
+var reAnsi = require('ansi-regex')
+ , stringifiable = require('es5-ext/object/validate-stringifiable-value')
+ , length = require('./get-stripped-length')
+ , sgr = require('./lib/sgr')
+
+ , max = Math.max;
+
+var Token = function Token(token) {
+ this.token = token;
+};
+
+var tokenize = function (str) {
+ var match = reAnsi().exec(str);
+
+ if (!match) {
+ return [ str ];
+ }
+
+ var index = match.index
+ , head, prehead, tail;
+
+ if (index === 0) {
+ head = match[0];
+ tail = str.slice(head.length);
+
+ return [ new Token(head) ].concat(tokenize(tail));
+ }
+
+ prehead = str.slice(0, index);
+ head = match[0];
+ tail = str.slice(index + head.length);
+
+ return [ prehead, new Token(head) ].concat(tokenize(tail));
+};
+
+var isChunkInSlice = function (chunk, index, begin, end) {
+ var endIndex = chunk.length + index;
+
+ if (begin > endIndex) return false;
+ if (end < index) return false;
+ return true;
+};
+
+var sliceSeq = function (seq, begin, end) {
+ var sliced = seq.reduce(function (state, chunk) {
+ var index = state.index;
+
+ if (!(chunk instanceof Token)) {
+ var nextChunk = '';
+
+ if (isChunkInSlice(chunk, index, begin, end)) {
+ var relBegin = Math.max(begin - index, 0)
+ , relEnd = Math.min(end - index, chunk.length);
+
+ nextChunk = chunk.slice(relBegin, relEnd);
+ }
+
+ state.seq.push(nextChunk);
+ state.index = index + chunk.length;
+ } else {
+ var code = sgr.extractCode(chunk.token);
+
+ if (index <= begin) {
+ if (code in sgr.openers) {
+ sgr.openStyle(state.preOpeners, code);
+ }
+ if (code in sgr.closers) {
+ sgr.closeStyle(state.preOpeners, code);
+ }
+ } else if (index < end) {
+ if (code in sgr.openers) {
+ sgr.openStyle(state.inOpeners, code);
+ state.seq.push(chunk);
+ } else if (code in sgr.closers) {
+ state.inClosers.push(code);
+ state.seq.push(chunk);
+ }
+ }
+ }
+
+ return state;
+ }, {
+ index: 0,
+ seq: [],
+
+ // preOpeners -> [ mod ]
+ // preOpeners must be prepended to the slice if they wasn't closed til the end of it
+ // preOpeners must be closed if they wasn't closed til the end of the slice
+ preOpeners: [],
+
+ // inOpeners -> [ mod ]
+ // inOpeners already in the slice and must not be prepended to the slice
+ // inOpeners must be closed if they wasn't closed til the end of the slice
+ inOpeners: [], // opener CSI inside slice
+
+ // inClosers -> [ code ]
+ // closer CSIs for determining which pre/in-Openers must be closed
+ inClosers: []
+ });
+
+ sliced.seq = [].concat(
+ sgr.prepend(sliced.preOpeners),
+ sliced.seq,
+ sgr.complete([].concat(sliced.preOpeners, sliced.inOpeners), sliced.inClosers)
+ );
+
+ return sliced.seq;
+};
+
+module.exports = function (str/*, begin, end*/) {
+ var seq, begin = Number(arguments[1]), end = Number(arguments[2]), len;
+
+ str = stringifiable(str);
+ len = length(str);
+
+ if (isNaN(begin)) {
+ begin = 0;
+ }
+ if (isNaN(end)) {
+ end = len;
+ }
+ if (begin < 0) {
+ begin = max(len + begin, 0);
+ }
+ if (end < 0) {
+ end = max(len + end, 0);
+ }
+
+ seq = tokenize(str);
+ seq = sliceSeq(seq, begin, end);
+ return seq.map(function (chunk) {
+ if (chunk instanceof Token) {
+ return chunk.token;
+ }
+
+ return chunk;
+ }).join('');
+};
+
+},{"./get-stripped-length":8,"./lib/sgr":10,"ansi-regex":14,"es5-ext/object/validate-stringifiable-value":71}],119:[function(require,module,exports){
+// Strip ANSI formatting from string
+
+'use strict';
+
+var stringifiable = require('es5-ext/object/validate-stringifiable')
+ , r = require('ansi-regex')();
+
+module.exports = function (str) { return stringifiable(str).replace(r, ''); };
+
+},{"ansi-regex":14,"es5-ext/object/validate-stringifiable":72}],120:[function(require,module,exports){
+'use strict';
+
+var compose = require('es5-ext/function/#/compose')
+ , callable = require('es5-ext/object/valid-callable')
+ , d = require('d')
+ , validTimeout = require('timers-ext/valid-timeout')
+
+ , chars = '-\\|/', l = chars.length, ThrobberIterator;
+
+ThrobberIterator = function () {};
+Object.defineProperties(ThrobberIterator.prototype, {
+ index: d(-1),
+ running: d(false),
+ next: d(function () {
+ var str = this.running ? '\u0008' : '';
+ if (!this.running) this.running = true;
+ return str + chars[this.index = ((this.index + 1) % l)];
+ }),
+ reset: d(function () {
+ if (!this.running) return '';
+ this.index = -1;
+ this.running = false;
+ return '\u0008';
+ })
+});
+
+module.exports = exports = function (write, interval/*, format*/) {
+ var format = arguments[2], token, iterator = new ThrobberIterator();
+ callable(write);
+ interval = validTimeout(interval);
+ if (format !== undefined) write = compose.call(write, callable(format));
+ return {
+ start: function () {
+ if (token) return;
+ token = setInterval(function () { write(iterator.next()); }, interval);
+ },
+ restart: function () {
+ this.stop();
+ this.start();
+ },
+ stop: function () {
+ if (!token) return;
+ clearInterval(token);
+ token = null;
+ write(iterator.reset());
+ }
+ };
+};
+
+Object.defineProperty(exports, 'Iterator', d(ThrobberIterator));
+
+},{"d":16,"es5-ext/function/#/compose":27,"es5-ext/object/valid-callable":68,"timers-ext/valid-timeout":116}],121:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var d = require('d');
+
+Object.defineProperties(exports, {
+ width: d.gs('ce', function () { return process.stdout.columns || 0; }),
+ height: d.gs('ce', function () { return process.stdout.rows || 0; })
+});
+
+}).call(this,require('_process'))
+},{"_process":149,"d":16}],122:[function(require,module,exports){
+module.exports = require('./src/table');
+},{"./src/table":136}],123:[function(require,module,exports){
+/*
+
+The MIT License (MIT)
+
+Original Library
+ - Copyright (c) Marak Squires
+
+Additional functionality
+ - Copyright (c) Sindre Sorhus (sindresorhus.com)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
+*/
+
+var colors = {};
+module['exports'] = colors;
+
+colors.themes = {};
+
+var ansiStyles = colors.styles = require('./styles');
+var defineProps = Object.defineProperties;
+
+colors.supportsColor = require('./system/supports-colors');
+
+if (typeof colors.enabled === "undefined") {
+ colors.enabled = colors.supportsColor;
+}
+
+colors.stripColors = colors.strip = function(str){
+ return ("" + str).replace(/\x1B\[\d+m/g, '');
+};
+
+
+var stylize = colors.stylize = function stylize (str, style) {
+ return ansiStyles[style].open + str + ansiStyles[style].close;
+}
+
+var matchOperatorsRe = /[|\\{}()[\]^$+*?.]/g;
+var escapeStringRegexp = function (str) {
+ if (typeof str !== 'string') {
+ throw new TypeError('Expected a string');
+ }
+ return str.replace(matchOperatorsRe, '\\$&');
+}
+
+function build(_styles) {
+ var builder = function builder() {
+ return applyStyle.apply(builder, arguments);
+ };
+ builder._styles = _styles;
+ // __proto__ is used because we must return a function, but there is
+ // no way to create a function with a different prototype.
+ builder.__proto__ = proto;
+ return builder;
+}
+
+var styles = (function () {
+ var ret = {};
+ ansiStyles.grey = ansiStyles.gray;
+ Object.keys(ansiStyles).forEach(function (key) {
+ ansiStyles[key].closeRe = new RegExp(escapeStringRegexp(ansiStyles[key].close), 'g');
+ ret[key] = {
+ get: function () {
+ return build(this._styles.concat(key));
+ }
+ };
+ });
+ return ret;
+})();
+
+var proto = defineProps(function colors() {}, styles);
+
+function applyStyle() {
+ var args = arguments;
+ var argsLen = args.length;
+ var str = argsLen !== 0 && String(arguments[0]);
+ if (argsLen > 1) {
+ for (var a = 1; a < argsLen; a++) {
+ str += ' ' + args[a];
+ }
+ }
+
+ if (!colors.enabled || !str) {
+ return str;
+ }
+
+ var nestedStyles = this._styles;
+
+ var i = nestedStyles.length;
+ while (i--) {
+ var code = ansiStyles[nestedStyles[i]];
+ str = code.open + str.replace(code.closeRe, code.open) + code.close;
+ }
+
+ return str;
+}
+
+function applyTheme (theme) {
+ for (var style in theme) {
+ (function(style){
+ colors[style] = function(str){
+ return colors[theme[style]](str);
+ };
+ })(style)
+ }
+}
+
+colors.setTheme = function (theme) {
+ if (typeof theme === 'string') {
+ try {
+ colors.themes[theme] = require(theme);
+ applyTheme(colors.themes[theme]);
+ return colors.themes[theme];
+ } catch (err) {
+ console.log(err);
+ return err;
+ }
+ } else {
+ applyTheme(theme);
+ }
+};
+
+function init() {
+ var ret = {};
+ Object.keys(styles).forEach(function (name) {
+ ret[name] = {
+ get: function () {
+ return build([name]);
+ }
+ };
+ });
+ return ret;
+}
+
+var sequencer = function sequencer (map, str) {
+ var exploded = str.split(""), i = 0;
+ exploded = exploded.map(map);
+ return exploded.join("");
+};
+
+// custom formatter methods
+colors.trap = require('./custom/trap');
+colors.zalgo = require('./custom/zalgo');
+
+// maps
+colors.maps = {};
+colors.maps.america = require('./maps/america');
+colors.maps.zebra = require('./maps/zebra');
+colors.maps.rainbow = require('./maps/rainbow');
+colors.maps.random = require('./maps/random')
+
+for (var map in colors.maps) {
+ (function(map){
+ colors[map] = function (str) {
+ return sequencer(colors.maps[map], str);
+ }
+ })(map)
+}
+
+defineProps(colors, init());
+},{"./custom/trap":124,"./custom/zalgo":125,"./maps/america":126,"./maps/rainbow":127,"./maps/random":128,"./maps/zebra":129,"./styles":130,"./system/supports-colors":131}],124:[function(require,module,exports){
+module['exports'] = function runTheTrap (text, options) {
+ var result = "";
+ text = text || "Run the trap, drop the bass";
+ text = text.split('');
+ var trap = {
+ a: ["\u0040", "\u0104", "\u023a", "\u0245", "\u0394", "\u039b", "\u0414"],
+ b: ["\u00df", "\u0181", "\u0243", "\u026e", "\u03b2", "\u0e3f"],
+ c: ["\u00a9", "\u023b", "\u03fe"],
+ d: ["\u00d0", "\u018a", "\u0500" , "\u0501" ,"\u0502", "\u0503"],
+ e: ["\u00cb", "\u0115", "\u018e", "\u0258", "\u03a3", "\u03be", "\u04bc", "\u0a6c"],
+ f: ["\u04fa"],
+ g: ["\u0262"],
+ h: ["\u0126", "\u0195", "\u04a2", "\u04ba", "\u04c7", "\u050a"],
+ i: ["\u0f0f"],
+ j: ["\u0134"],
+ k: ["\u0138", "\u04a0", "\u04c3", "\u051e"],
+ l: ["\u0139"],
+ m: ["\u028d", "\u04cd", "\u04ce", "\u0520", "\u0521", "\u0d69"],
+ n: ["\u00d1", "\u014b", "\u019d", "\u0376", "\u03a0", "\u048a"],
+ o: ["\u00d8", "\u00f5", "\u00f8", "\u01fe", "\u0298", "\u047a", "\u05dd", "\u06dd", "\u0e4f"],
+ p: ["\u01f7", "\u048e"],
+ q: ["\u09cd"],
+ r: ["\u00ae", "\u01a6", "\u0210", "\u024c", "\u0280", "\u042f"],
+ s: ["\u00a7", "\u03de", "\u03df", "\u03e8"],
+ t: ["\u0141", "\u0166", "\u0373"],
+ u: ["\u01b1", "\u054d"],
+ v: ["\u05d8"],
+ w: ["\u0428", "\u0460", "\u047c", "\u0d70"],
+ x: ["\u04b2", "\u04fe", "\u04fc", "\u04fd"],
+ y: ["\u00a5", "\u04b0", "\u04cb"],
+ z: ["\u01b5", "\u0240"]
+ }
+ text.forEach(function(c){
+ c = c.toLowerCase();
+ var chars = trap[c] || [" "];
+ var rand = Math.floor(Math.random() * chars.length);
+ if (typeof trap[c] !== "undefined") {
+ result += trap[c][rand];
+ } else {
+ result += c;
+ }
+ });
+ return result;
+
+}
+
+},{}],125:[function(require,module,exports){
+// please no
+module['exports'] = function zalgo(text, options) {
+ text = text || " he is here ";
+ var soul = {
+ "up" : [
+ '̍', '̎', '̄', '̅',
+ '̿', '̑', '̆', '̐',
+ '͒', '͗', '͑', '̇',
+ '̈', '̊', '͂', '̓',
+ '̈', '͊', '͋', '͌',
+ '̃', '̂', '̌', '͐',
+ '̀', '́', '̋', '̏',
+ '̒', '̓', '̔', '̽',
+ '̉', 'ͣ', 'ͤ', 'ͥ',
+ 'ͦ', 'ͧ', 'ͨ', 'ͩ',
+ 'ͪ', 'ͫ', 'ͬ', 'ͭ',
+ 'ͮ', 'ͯ', '̾', '͛',
+ '͆', '̚'
+ ],
+ "down" : [
+ '̖', '̗', '̘', '̙',
+ '̜', '̝', '̞', '̟',
+ '̠', '̤', '̥', '̦',
+ '̩', '̪', '̫', '̬',
+ '̭', '̮', '̯', '̰',
+ '̱', '̲', '̳', '̹',
+ '̺', '̻', '̼', 'ͅ',
+ '͇', '͈', '͉', '͍',
+ '͎', '͓', '͔', '͕',
+ '͖', '͙', '͚', '̣'
+ ],
+ "mid" : [
+ '̕', '̛', '̀', '́',
+ '͘', '̡', '̢', '̧',
+ '̨', '̴', '̵', '̶',
+ '͜', '͝', '͞',
+ '͟', '͠', '͢', '̸',
+ '̷', '͡', ' ҉'
+ ]
+ },
+ all = [].concat(soul.up, soul.down, soul.mid),
+ zalgo = {};
+
+ function randomNumber(range) {
+ var r = Math.floor(Math.random() * range);
+ return r;
+ }
+
+ function is_char(character) {
+ var bool = false;
+ all.filter(function (i) {
+ bool = (i === character);
+ });
+ return bool;
+ }
+
+
+ function heComes(text, options) {
+ var result = '', counts, l;
+ options = options || {};
+ options["up"] = options["up"] || true;
+ options["mid"] = options["mid"] || true;
+ options["down"] = options["down"] || true;
+ options["size"] = options["size"] || "maxi";
+ text = text.split('');
+ for (l in text) {
+ if (is_char(l)) {
+ continue;
+ }
+ result = result + text[l];
+ counts = {"up" : 0, "down" : 0, "mid" : 0};
+ switch (options.size) {
+ case 'mini':
+ counts.up = randomNumber(8);
+ counts.min = randomNumber(2);
+ counts.down = randomNumber(8);
+ break;
+ case 'maxi':
+ counts.up = randomNumber(16) + 3;
+ counts.min = randomNumber(4) + 1;
+ counts.down = randomNumber(64) + 3;
+ break;
+ default:
+ counts.up = randomNumber(8) + 1;
+ counts.mid = randomNumber(6) / 2;
+ counts.down = randomNumber(8) + 1;
+ break;
+ }
+
+ var arr = ["up", "mid", "down"];
+ for (var d in arr) {
+ var index = arr[d];
+ for (var i = 0 ; i <= counts[index]; i++) {
+ if (options[index]) {
+ result = result + soul[index][randomNumber(soul[index].length)];
+ }
+ }
+ }
+ }
+ return result;
+ }
+ // don't summon him
+ return heComes(text);
+}
+
+},{}],126:[function(require,module,exports){
+var colors = require('../colors');
+
+module['exports'] = (function() {
+ return function (letter, i, exploded) {
+ if(letter === " ") return letter;
+ switch(i%3) {
+ case 0: return colors.red(letter);
+ case 1: return colors.white(letter)
+ case 2: return colors.blue(letter)
+ }
+ }
+})();
+},{"../colors":123}],127:[function(require,module,exports){
+var colors = require('../colors');
+
+module['exports'] = (function () {
+ var rainbowColors = ['red', 'yellow', 'green', 'blue', 'magenta']; //RoY G BiV
+ return function (letter, i, exploded) {
+ if (letter === " ") {
+ return letter;
+ } else {
+ return colors[rainbowColors[i++ % rainbowColors.length]](letter);
+ }
+ };
+})();
+
+
+},{"../colors":123}],128:[function(require,module,exports){
+var colors = require('../colors');
+
+module['exports'] = (function () {
+ var available = ['underline', 'inverse', 'grey', 'yellow', 'red', 'green', 'blue', 'white', 'cyan', 'magenta'];
+ return function(letter, i, exploded) {
+ return letter === " " ? letter : colors[available[Math.round(Math.random() * (available.length - 1))]](letter);
+ };
+})();
+},{"../colors":123}],129:[function(require,module,exports){
+var colors = require('../colors');
+
+module['exports'] = function (letter, i, exploded) {
+ return i % 2 === 0 ? letter : colors.inverse(letter);
+};
+},{"../colors":123}],130:[function(require,module,exports){
+/*
+The MIT License (MIT)
+
+Copyright (c) Sindre Sorhus (sindresorhus.com)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
+*/
+
+var styles = {};
+module['exports'] = styles;
+
+var codes = {
+ reset: [0, 0],
+
+ bold: [1, 22],
+ dim: [2, 22],
+ italic: [3, 23],
+ underline: [4, 24],
+ inverse: [7, 27],
+ hidden: [8, 28],
+ strikethrough: [9, 29],
+
+ black: [30, 39],
+ red: [31, 39],
+ green: [32, 39],
+ yellow: [33, 39],
+ blue: [34, 39],
+ magenta: [35, 39],
+ cyan: [36, 39],
+ white: [37, 39],
+ gray: [90, 39],
+ grey: [90, 39],
+
+ bgBlack: [40, 49],
+ bgRed: [41, 49],
+ bgGreen: [42, 49],
+ bgYellow: [43, 49],
+ bgBlue: [44, 49],
+ bgMagenta: [45, 49],
+ bgCyan: [46, 49],
+ bgWhite: [47, 49],
+
+ // legacy styles for colors pre v1.0.0
+ blackBG: [40, 49],
+ redBG: [41, 49],
+ greenBG: [42, 49],
+ yellowBG: [43, 49],
+ blueBG: [44, 49],
+ magentaBG: [45, 49],
+ cyanBG: [46, 49],
+ whiteBG: [47, 49]
+
+};
+
+Object.keys(codes).forEach(function (key) {
+ var val = codes[key];
+ var style = styles[key] = [];
+ style.open = '\u001b[' + val[0] + 'm';
+ style.close = '\u001b[' + val[1] + 'm';
+});
+},{}],131:[function(require,module,exports){
+(function (process){
+/*
+The MIT License (MIT)
+
+Copyright (c) Sindre Sorhus (sindresorhus.com)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
+*/
+
+var argv = process.argv;
+
+module.exports = (function () {
+ if (argv.indexOf('--no-color') !== -1 ||
+ argv.indexOf('--color=false') !== -1) {
+ return false;
+ }
+
+ if (argv.indexOf('--color') !== -1 ||
+ argv.indexOf('--color=true') !== -1 ||
+ argv.indexOf('--color=always') !== -1) {
+ return true;
+ }
+
+ if (process.stdout && !process.stdout.isTTY) {
+ return false;
+ }
+
+ if (process.platform === 'win32') {
+ return true;
+ }
+
+ if ('COLORTERM' in process.env) {
+ return true;
+ }
+
+ if (process.env.TERM === 'dumb') {
+ return false;
+ }
+
+ if (/^screen|^xterm|^vt100|color|ansi|cygwin|linux/i.test(process.env.TERM)) {
+ return true;
+ }
+
+ return false;
+})();
+}).call(this,require('_process'))
+},{"_process":149}],132:[function(require,module,exports){
+//
+// Remark: Requiring this file will use the "safe" colors API which will not touch String.prototype
+//
+// var colors = require('colors/safe);
+// colors.red("foo")
+//
+//
+var colors = require('./lib/colors');
+module['exports'] = colors;
+},{"./lib/colors":123}],133:[function(require,module,exports){
+(function (global){
+/**
+ * @license
+ * Lo-Dash 2.4.1 (Custom Build)
+ * Build: `lodash modern -o ./dist/lodash.js`
+ * Copyright 2012-2013 The Dojo Foundation
+ * Based on Underscore.js 1.5.2
+ * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license
+ */
+;(function() {
+
+ /** Used as a safe reference for `undefined` in pre ES5 environments */
+ var undefined;
+
+ /** Used to pool arrays and objects used internally */
+ var arrayPool = [],
+ objectPool = [];
+
+ /** Used to generate unique IDs */
+ var idCounter = 0;
+
+ /** Used to prefix keys to avoid issues with `__proto__` and properties on `Object.prototype` */
+ var keyPrefix = +new Date + '';
+
+ /** Used as the size when optimizations are enabled for large arrays */
+ var largeArraySize = 75;
+
+ /** Used as the max size of the `arrayPool` and `objectPool` */
+ var maxPoolSize = 40;
+
+ /** Used to detect and test whitespace */
+ var whitespace = (
+ // whitespace
+ ' \t\x0B\f\xA0\ufeff' +
+
+ // line terminators
+ '\n\r\u2028\u2029' +
+
+ // unicode category "Zs" space separators
+ '\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u202f\u205f\u3000'
+ );
+
+ /** Used to match empty string literals in compiled template source */
+ var reEmptyStringLeading = /\b__p \+= '';/g,
+ reEmptyStringMiddle = /\b(__p \+=) '' \+/g,
+ reEmptyStringTrailing = /(__e\(.*?\)|\b__t\)) \+\n'';/g;
+
+ /**
+ * Used to match ES6 template delimiters
+ * http://people.mozilla.org/~jorendorff/es6-draft.html#sec-literals-string-literals
+ */
+ var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g;
+
+ /** Used to match regexp flags from their coerced string values */
+ var reFlags = /\w*$/;
+
+ /** Used to detected named functions */
+ var reFuncName = /^\s*function[ \n\r\t]+\w/;
+
+ /** Used to match "interpolate" template delimiters */
+ var reInterpolate = /<%=([\s\S]+?)%>/g;
+
+ /** Used to match leading whitespace and zeros to be removed */
+ var reLeadingSpacesAndZeros = RegExp('^[' + whitespace + ']*0+(?=.$)');
+
+ /** Used to ensure capturing order of template delimiters */
+ var reNoMatch = /($^)/;
+
+ /** Used to detect functions containing a `this` reference */
+ var reThis = /\bthis\b/;
+
+ /** Used to match unescaped characters in compiled string literals */
+ var reUnescapedString = /['\n\r\t\u2028\u2029\\]/g;
+
+ /** Used to assign default `context` object properties */
+ var contextProps = [
+ 'Array', 'Boolean', 'Date', 'Function', 'Math', 'Number', 'Object',
+ 'RegExp', 'String', '_', 'attachEvent', 'clearTimeout', 'isFinite', 'isNaN',
+ 'parseInt', 'setTimeout'
+ ];
+
+ /** Used to make template sourceURLs easier to identify */
+ var templateCounter = 0;
+
+ /** `Object#toString` result shortcuts */
+ var argsClass = '[object Arguments]',
+ arrayClass = '[object Array]',
+ boolClass = '[object Boolean]',
+ dateClass = '[object Date]',
+ funcClass = '[object Function]',
+ numberClass = '[object Number]',
+ objectClass = '[object Object]',
+ regexpClass = '[object RegExp]',
+ stringClass = '[object String]';
+
+ /** Used to identify object classifications that `_.clone` supports */
+ var cloneableClasses = {};
+ cloneableClasses[funcClass] = false;
+ cloneableClasses[argsClass] = cloneableClasses[arrayClass] =
+ cloneableClasses[boolClass] = cloneableClasses[dateClass] =
+ cloneableClasses[numberClass] = cloneableClasses[objectClass] =
+ cloneableClasses[regexpClass] = cloneableClasses[stringClass] = true;
+
+ /** Used as an internal `_.debounce` options object */
+ var debounceOptions = {
+ 'leading': false,
+ 'maxWait': 0,
+ 'trailing': false
+ };
+
+ /** Used as the property descriptor for `__bindData__` */
+ var descriptor = {
+ 'configurable': false,
+ 'enumerable': false,
+ 'value': null,
+ 'writable': false
+ };
+
+ /** Used to determine if values are of the language type Object */
+ var objectTypes = {
+ 'boolean': false,
+ 'function': true,
+ 'object': true,
+ 'number': false,
+ 'string': false,
+ 'undefined': false
+ };
+
+ /** Used to escape characters for inclusion in compiled string literals */
+ var stringEscapes = {
+ '\\': '\\',
+ "'": "'",
+ '\n': 'n',
+ '\r': 'r',
+ '\t': 't',
+ '\u2028': 'u2028',
+ '\u2029': 'u2029'
+ };
+
+ /** Used as a reference to the global object */
+ var root = (objectTypes[typeof window] && window) || this;
+
+ /** Detect free variable `exports` */
+ var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
+
+ /** Detect free variable `module` */
+ var freeModule = objectTypes[typeof module] && module && !module.nodeType && module;
+
+ /** Detect the popular CommonJS extension `module.exports` */
+ var moduleExports = freeModule && freeModule.exports === freeExports && freeExports;
+
+ /** Detect free variable `global` from Node.js or Browserified code and use it as `root` */
+ var freeGlobal = objectTypes[typeof global] && global;
+ if (freeGlobal && (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal)) {
+ root = freeGlobal;
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * The base implementation of `_.indexOf` without support for binary searches
+ * or `fromIndex` constraints.
+ *
+ * @private
+ * @param {Array} array The array to search.
+ * @param {*} value The value to search for.
+ * @param {number} [fromIndex=0] The index to search from.
+ * @returns {number} Returns the index of the matched value or `-1`.
+ */
+ function baseIndexOf(array, value, fromIndex) {
+ var index = (fromIndex || 0) - 1,
+ length = array ? array.length : 0;
+
+ while (++index < length) {
+ if (array[index] === value) {
+ return index;
+ }
+ }
+ return -1;
+ }
+
+ /**
+ * An implementation of `_.contains` for cache objects that mimics the return
+ * signature of `_.indexOf` by returning `0` if the value is found, else `-1`.
+ *
+ * @private
+ * @param {Object} cache The cache object to inspect.
+ * @param {*} value The value to search for.
+ * @returns {number} Returns `0` if `value` is found, else `-1`.
+ */
+ function cacheIndexOf(cache, value) {
+ var type = typeof value;
+ cache = cache.cache;
+
+ if (type == 'boolean' || value == null) {
+ return cache[value] ? 0 : -1;
+ }
+ if (type != 'number' && type != 'string') {
+ type = 'object';
+ }
+ var key = type == 'number' ? value : keyPrefix + value;
+ cache = (cache = cache[type]) && cache[key];
+
+ return type == 'object'
+ ? (cache && baseIndexOf(cache, value) > -1 ? 0 : -1)
+ : (cache ? 0 : -1);
+ }
+
+ /**
+ * Adds a given value to the corresponding cache object.
+ *
+ * @private
+ * @param {*} value The value to add to the cache.
+ */
+ function cachePush(value) {
+ var cache = this.cache,
+ type = typeof value;
+
+ if (type == 'boolean' || value == null) {
+ cache[value] = true;
+ } else {
+ if (type != 'number' && type != 'string') {
+ type = 'object';
+ }
+ var key = type == 'number' ? value : keyPrefix + value,
+ typeCache = cache[type] || (cache[type] = {});
+
+ if (type == 'object') {
+ (typeCache[key] || (typeCache[key] = [])).push(value);
+ } else {
+ typeCache[key] = true;
+ }
+ }
+ }
+
+ /**
+ * Used by `_.max` and `_.min` as the default callback when a given
+ * collection is a string value.
+ *
+ * @private
+ * @param {string} value The character to inspect.
+ * @returns {number} Returns the code unit of given character.
+ */
+ function charAtCallback(value) {
+ return value.charCodeAt(0);
+ }
+
+ /**
+ * Used by `sortBy` to compare transformed `collection` elements, stable sorting
+ * them in ascending order.
+ *
+ * @private
+ * @param {Object} a The object to compare to `b`.
+ * @param {Object} b The object to compare to `a`.
+ * @returns {number} Returns the sort order indicator of `1` or `-1`.
+ */
+ function compareAscending(a, b) {
+ var ac = a.criteria,
+ bc = b.criteria,
+ index = -1,
+ length = ac.length;
+
+ while (++index < length) {
+ var value = ac[index],
+ other = bc[index];
+
+ if (value !== other) {
+ if (value > other || typeof value == 'undefined') {
+ return 1;
+ }
+ if (value < other || typeof other == 'undefined') {
+ return -1;
+ }
+ }
+ }
+ // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications
+ // that causes it, under certain circumstances, to return the same value for
+ // `a` and `b`. See https://github.com/jashkenas/underscore/pull/1247
+ //
+ // This also ensures a stable sort in V8 and other engines.
+ // See http://code.google.com/p/v8/issues/detail?id=90
+ return a.index - b.index;
+ }
+
+ /**
+ * Creates a cache object to optimize linear searches of large arrays.
+ *
+ * @private
+ * @param {Array} [array=[]] The array to search.
+ * @returns {null|Object} Returns the cache object or `null` if caching should not be used.
+ */
+ function createCache(array) {
+ var index = -1,
+ length = array.length,
+ first = array[0],
+ mid = array[(length / 2) | 0],
+ last = array[length - 1];
+
+ if (first && typeof first == 'object' &&
+ mid && typeof mid == 'object' && last && typeof last == 'object') {
+ return false;
+ }
+ var cache = getObject();
+ cache['false'] = cache['null'] = cache['true'] = cache['undefined'] = false;
+
+ var result = getObject();
+ result.array = array;
+ result.cache = cache;
+ result.push = cachePush;
+
+ while (++index < length) {
+ result.push(array[index]);
+ }
+ return result;
+ }
+
+ /**
+ * Used by `template` to escape characters for inclusion in compiled
+ * string literals.
+ *
+ * @private
+ * @param {string} match The matched character to escape.
+ * @returns {string} Returns the escaped character.
+ */
+ function escapeStringChar(match) {
+ return '\\' + stringEscapes[match];
+ }
+
+ /**
+ * Gets an array from the array pool or creates a new one if the pool is empty.
+ *
+ * @private
+ * @returns {Array} The array from the pool.
+ */
+ function getArray() {
+ return arrayPool.pop() || [];
+ }
+
+ /**
+ * Gets an object from the object pool or creates a new one if the pool is empty.
+ *
+ * @private
+ * @returns {Object} The object from the pool.
+ */
+ function getObject() {
+ return objectPool.pop() || {
+ 'array': null,
+ 'cache': null,
+ 'criteria': null,
+ 'false': false,
+ 'index': 0,
+ 'null': false,
+ 'number': null,
+ 'object': null,
+ 'push': null,
+ 'string': null,
+ 'true': false,
+ 'undefined': false,
+ 'value': null
+ };
+ }
+
+ /**
+ * Releases the given array back to the array pool.
+ *
+ * @private
+ * @param {Array} [array] The array to release.
+ */
+ function releaseArray(array) {
+ array.length = 0;
+ if (arrayPool.length < maxPoolSize) {
+ arrayPool.push(array);
+ }
+ }
+
+ /**
+ * Releases the given object back to the object pool.
+ *
+ * @private
+ * @param {Object} [object] The object to release.
+ */
+ function releaseObject(object) {
+ var cache = object.cache;
+ if (cache) {
+ releaseObject(cache);
+ }
+ object.array = object.cache = object.criteria = object.object = object.number = object.string = object.value = null;
+ if (objectPool.length < maxPoolSize) {
+ objectPool.push(object);
+ }
+ }
+
+ /**
+ * Slices the `collection` from the `start` index up to, but not including,
+ * the `end` index.
+ *
+ * Note: This function is used instead of `Array#slice` to support node lists
+ * in IE < 9 and to ensure dense arrays are returned.
+ *
+ * @private
+ * @param {Array|Object|string} collection The collection to slice.
+ * @param {number} start The start index.
+ * @param {number} end The end index.
+ * @returns {Array} Returns the new array.
+ */
+ function slice(array, start, end) {
+ start || (start = 0);
+ if (typeof end == 'undefined') {
+ end = array ? array.length : 0;
+ }
+ var index = -1,
+ length = end - start || 0,
+ result = Array(length < 0 ? 0 : length);
+
+ while (++index < length) {
+ result[index] = array[start + index];
+ }
+ return result;
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Create a new `lodash` function using the given context object.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {Object} [context=root] The context object.
+ * @returns {Function} Returns the `lodash` function.
+ */
+ function runInContext(context) {
+ // Avoid issues with some ES3 environments that attempt to use values, named
+ // after built-in constructors like `Object`, for the creation of literals.
+ // ES5 clears this up by stating that literals must use built-in constructors.
+ // See http://es5.github.io/#x11.1.5.
+ context = context ? _.defaults(root.Object(), context, _.pick(root, contextProps)) : root;
+
+ /** Native constructor references */
+ var Array = context.Array,
+ Boolean = context.Boolean,
+ Date = context.Date,
+ Function = context.Function,
+ Math = context.Math,
+ Number = context.Number,
+ Object = context.Object,
+ RegExp = context.RegExp,
+ String = context.String,
+ TypeError = context.TypeError;
+
+ /**
+ * Used for `Array` method references.
+ *
+ * Normally `Array.prototype` would suffice, however, using an array literal
+ * avoids issues in Narwhal.
+ */
+ var arrayRef = [];
+
+ /** Used for native method references */
+ var objectProto = Object.prototype;
+
+ /** Used to restore the original `_` reference in `noConflict` */
+ var oldDash = context._;
+
+ /** Used to resolve the internal [[Class]] of values */
+ var toString = objectProto.toString;
+
+ /** Used to detect if a method is native */
+ var reNative = RegExp('^' +
+ String(toString)
+ .replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
+ .replace(/toString| for [^\]]+/g, '.*?') + '$'
+ );
+
+ /** Native method shortcuts */
+ var ceil = Math.ceil,
+ clearTimeout = context.clearTimeout,
+ floor = Math.floor,
+ fnToString = Function.prototype.toString,
+ getPrototypeOf = isNative(getPrototypeOf = Object.getPrototypeOf) && getPrototypeOf,
+ hasOwnProperty = objectProto.hasOwnProperty,
+ push = arrayRef.push,
+ setTimeout = context.setTimeout,
+ splice = arrayRef.splice,
+ unshift = arrayRef.unshift;
+
+ /** Used to set meta data on functions */
+ var defineProperty = (function() {
+ // IE 8 only accepts DOM elements
+ try {
+ var o = {},
+ func = isNative(func = Object.defineProperty) && func,
+ result = func(o, o, o) && func;
+ } catch(e) { }
+ return result;
+ }());
+
+ /* Native method shortcuts for methods with the same name as other `lodash` methods */
+ var nativeCreate = isNative(nativeCreate = Object.create) && nativeCreate,
+ nativeIsArray = isNative(nativeIsArray = Array.isArray) && nativeIsArray,
+ nativeIsFinite = context.isFinite,
+ nativeIsNaN = context.isNaN,
+ nativeKeys = isNative(nativeKeys = Object.keys) && nativeKeys,
+ nativeMax = Math.max,
+ nativeMin = Math.min,
+ nativeParseInt = context.parseInt,
+ nativeRandom = Math.random;
+
+ /** Used to lookup a built-in constructor by [[Class]] */
+ var ctorByClass = {};
+ ctorByClass[arrayClass] = Array;
+ ctorByClass[boolClass] = Boolean;
+ ctorByClass[dateClass] = Date;
+ ctorByClass[funcClass] = Function;
+ ctorByClass[objectClass] = Object;
+ ctorByClass[numberClass] = Number;
+ ctorByClass[regexpClass] = RegExp;
+ ctorByClass[stringClass] = String;
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Creates a `lodash` object which wraps the given value to enable intuitive
+ * method chaining.
+ *
+ * In addition to Lo-Dash methods, wrappers also have the following `Array` methods:
+ * `concat`, `join`, `pop`, `push`, `reverse`, `shift`, `slice`, `sort`, `splice`,
+ * and `unshift`
+ *
+ * Chaining is supported in custom builds as long as the `value` method is
+ * implicitly or explicitly included in the build.
+ *
+ * The chainable wrapper functions are:
+ * `after`, `assign`, `bind`, `bindAll`, `bindKey`, `chain`, `compact`,
+ * `compose`, `concat`, `countBy`, `create`, `createCallback`, `curry`,
+ * `debounce`, `defaults`, `defer`, `delay`, `difference`, `filter`, `flatten`,
+ * `forEach`, `forEachRight`, `forIn`, `forInRight`, `forOwn`, `forOwnRight`,
+ * `functions`, `groupBy`, `indexBy`, `initial`, `intersection`, `invert`,
+ * `invoke`, `keys`, `map`, `max`, `memoize`, `merge`, `min`, `object`, `omit`,
+ * `once`, `pairs`, `partial`, `partialRight`, `pick`, `pluck`, `pull`, `push`,
+ * `range`, `reject`, `remove`, `rest`, `reverse`, `shuffle`, `slice`, `sort`,
+ * `sortBy`, `splice`, `tap`, `throttle`, `times`, `toArray`, `transform`,
+ * `union`, `uniq`, `unshift`, `unzip`, `values`, `where`, `without`, `wrap`,
+ * and `zip`
+ *
+ * The non-chainable wrapper functions are:
+ * `clone`, `cloneDeep`, `contains`, `escape`, `every`, `find`, `findIndex`,
+ * `findKey`, `findLast`, `findLastIndex`, `findLastKey`, `has`, `identity`,
+ * `indexOf`, `isArguments`, `isArray`, `isBoolean`, `isDate`, `isElement`,
+ * `isEmpty`, `isEqual`, `isFinite`, `isFunction`, `isNaN`, `isNull`, `isNumber`,
+ * `isObject`, `isPlainObject`, `isRegExp`, `isString`, `isUndefined`, `join`,
+ * `lastIndexOf`, `mixin`, `noConflict`, `parseInt`, `pop`, `random`, `reduce`,
+ * `reduceRight`, `result`, `shift`, `size`, `some`, `sortedIndex`, `runInContext`,
+ * `template`, `unescape`, `uniqueId`, and `value`
+ *
+ * The wrapper functions `first` and `last` return wrapped values when `n` is
+ * provided, otherwise they return unwrapped values.
+ *
+ * Explicit chaining can be enabled by using the `_.chain` method.
+ *
+ * @name _
+ * @constructor
+ * @category Chaining
+ * @param {*} value The value to wrap in a `lodash` instance.
+ * @returns {Object} Returns a `lodash` instance.
+ * @example
+ *
+ * var wrapped = _([1, 2, 3]);
+ *
+ * // returns an unwrapped value
+ * wrapped.reduce(function(sum, num) {
+ * return sum + num;
+ * });
+ * // => 6
+ *
+ * // returns a wrapped value
+ * var squares = wrapped.map(function(num) {
+ * return num * num;
+ * });
+ *
+ * _.isArray(squares);
+ * // => false
+ *
+ * _.isArray(squares.value());
+ * // => true
+ */
+ function lodash(value) {
+ // don't wrap if already wrapped, even if wrapped by a different `lodash` constructor
+ return (value && typeof value == 'object' && !isArray(value) && hasOwnProperty.call(value, '__wrapped__'))
+ ? value
+ : new lodashWrapper(value);
+ }
+
+ /**
+ * A fast path for creating `lodash` wrapper objects.
+ *
+ * @private
+ * @param {*} value The value to wrap in a `lodash` instance.
+ * @param {boolean} chainAll A flag to enable chaining for all methods
+ * @returns {Object} Returns a `lodash` instance.
+ */
+ function lodashWrapper(value, chainAll) {
+ this.__chain__ = !!chainAll;
+ this.__wrapped__ = value;
+ }
+ // ensure `new lodashWrapper` is an instance of `lodash`
+ lodashWrapper.prototype = lodash.prototype;
+
+ /**
+ * An object used to flag environments features.
+ *
+ * @static
+ * @memberOf _
+ * @type Object
+ */
+ var support = lodash.support = {};
+
+ /**
+ * Detect if functions can be decompiled by `Function#toString`
+ * (all but PS3 and older Opera mobile browsers & avoided in Windows 8 apps).
+ *
+ * @memberOf _.support
+ * @type boolean
+ */
+ support.funcDecomp = !isNative(context.WinRTError) && reThis.test(runInContext);
+
+ /**
+ * Detect if `Function#name` is supported (all but IE).
+ *
+ * @memberOf _.support
+ * @type boolean
+ */
+ support.funcNames = typeof Function.name == 'string';
+
+ /**
+ * By default, the template delimiters used by Lo-Dash are similar to those in
+ * embedded Ruby (ERB). Change the following template settings to use alternative
+ * delimiters.
+ *
+ * @static
+ * @memberOf _
+ * @type Object
+ */
+ lodash.templateSettings = {
+
+ /**
+ * Used to detect `data` property values to be HTML-escaped.
+ *
+ * @memberOf _.templateSettings
+ * @type RegExp
+ */
+ 'escape': /<%-([\s\S]+?)%>/g,
+
+ /**
+ * Used to detect code to be evaluated.
+ *
+ * @memberOf _.templateSettings
+ * @type RegExp
+ */
+ 'evaluate': /<%([\s\S]+?)%>/g,
+
+ /**
+ * Used to detect `data` property values to inject.
+ *
+ * @memberOf _.templateSettings
+ * @type RegExp
+ */
+ 'interpolate': reInterpolate,
+
+ /**
+ * Used to reference the data object in the template text.
+ *
+ * @memberOf _.templateSettings
+ * @type string
+ */
+ 'variable': '',
+
+ /**
+ * Used to import variables into the compiled template.
+ *
+ * @memberOf _.templateSettings
+ * @type Object
+ */
+ 'imports': {
+
+ /**
+ * A reference to the `lodash` function.
+ *
+ * @memberOf _.templateSettings.imports
+ * @type Function
+ */
+ '_': lodash
+ }
+ };
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * The base implementation of `_.bind` that creates the bound function and
+ * sets its meta data.
+ *
+ * @private
+ * @param {Array} bindData The bind data array.
+ * @returns {Function} Returns the new bound function.
+ */
+ function baseBind(bindData) {
+ var func = bindData[0],
+ partialArgs = bindData[2],
+ thisArg = bindData[4];
+
+ function bound() {
+ // `Function#bind` spec
+ // http://es5.github.io/#x15.3.4.5
+ if (partialArgs) {
+ // avoid `arguments` object deoptimizations by using `slice` instead
+ // of `Array.prototype.slice.call` and not assigning `arguments` to a
+ // variable as a ternary expression
+ var args = slice(partialArgs);
+ push.apply(args, arguments);
+ }
+ // mimic the constructor's `return` behavior
+ // http://es5.github.io/#x13.2.2
+ if (this instanceof bound) {
+ // ensure `new bound` is an instance of `func`
+ var thisBinding = baseCreate(func.prototype),
+ result = func.apply(thisBinding, args || arguments);
+ return isObject(result) ? result : thisBinding;
+ }
+ return func.apply(thisArg, args || arguments);
+ }
+ setBindData(bound, bindData);
+ return bound;
+ }
+
+ /**
+ * The base implementation of `_.clone` without argument juggling or support
+ * for `thisArg` binding.
+ *
+ * @private
+ * @param {*} value The value to clone.
+ * @param {boolean} [isDeep=false] Specify a deep clone.
+ * @param {Function} [callback] The function to customize cloning values.
+ * @param {Array} [stackA=[]] Tracks traversed source objects.
+ * @param {Array} [stackB=[]] Associates clones with source counterparts.
+ * @returns {*} Returns the cloned value.
+ */
+ function baseClone(value, isDeep, callback, stackA, stackB) {
+ if (callback) {
+ var result = callback(value);
+ if (typeof result != 'undefined') {
+ return result;
+ }
+ }
+ // inspect [[Class]]
+ var isObj = isObject(value);
+ if (isObj) {
+ var className = toString.call(value);
+ if (!cloneableClasses[className]) {
+ return value;
+ }
+ var ctor = ctorByClass[className];
+ switch (className) {
+ case boolClass:
+ case dateClass:
+ return new ctor(+value);
+
+ case numberClass:
+ case stringClass:
+ return new ctor(value);
+
+ case regexpClass:
+ result = ctor(value.source, reFlags.exec(value));
+ result.lastIndex = value.lastIndex;
+ return result;
+ }
+ } else {
+ return value;
+ }
+ var isArr = isArray(value);
+ if (isDeep) {
+ // check for circular references and return corresponding clone
+ var initedStack = !stackA;
+ stackA || (stackA = getArray());
+ stackB || (stackB = getArray());
+
+ var length = stackA.length;
+ while (length--) {
+ if (stackA[length] == value) {
+ return stackB[length];
+ }
+ }
+ result = isArr ? ctor(value.length) : {};
+ }
+ else {
+ result = isArr ? slice(value) : assign({}, value);
+ }
+ // add array properties assigned by `RegExp#exec`
+ if (isArr) {
+ if (hasOwnProperty.call(value, 'index')) {
+ result.index = value.index;
+ }
+ if (hasOwnProperty.call(value, 'input')) {
+ result.input = value.input;
+ }
+ }
+ // exit for shallow clone
+ if (!isDeep) {
+ return result;
+ }
+ // add the source value to the stack of traversed objects
+ // and associate it with its clone
+ stackA.push(value);
+ stackB.push(result);
+
+ // recursively populate clone (susceptible to call stack limits)
+ (isArr ? forEach : forOwn)(value, function(objValue, key) {
+ result[key] = baseClone(objValue, isDeep, callback, stackA, stackB);
+ });
+
+ if (initedStack) {
+ releaseArray(stackA);
+ releaseArray(stackB);
+ }
+ return result;
+ }
+
+ /**
+ * The base implementation of `_.create` without support for assigning
+ * properties to the created object.
+ *
+ * @private
+ * @param {Object} prototype The object to inherit from.
+ * @returns {Object} Returns the new object.
+ */
+ function baseCreate(prototype, properties) {
+ return isObject(prototype) ? nativeCreate(prototype) : {};
+ }
+ // fallback for browsers without `Object.create`
+ if (!nativeCreate) {
+ baseCreate = (function() {
+ function Object() {}
+ return function(prototype) {
+ if (isObject(prototype)) {
+ Object.prototype = prototype;
+ var result = new Object;
+ Object.prototype = null;
+ }
+ return result || context.Object();
+ };
+ }());
+ }
+
+ /**
+ * The base implementation of `_.createCallback` without support for creating
+ * "_.pluck" or "_.where" style callbacks.
+ *
+ * @private
+ * @param {*} [func=identity] The value to convert to a callback.
+ * @param {*} [thisArg] The `this` binding of the created callback.
+ * @param {number} [argCount] The number of arguments the callback accepts.
+ * @returns {Function} Returns a callback function.
+ */
+ function baseCreateCallback(func, thisArg, argCount) {
+ if (typeof func != 'function') {
+ return identity;
+ }
+ // exit early for no `thisArg` or already bound by `Function#bind`
+ if (typeof thisArg == 'undefined' || !('prototype' in func)) {
+ return func;
+ }
+ var bindData = func.__bindData__;
+ if (typeof bindData == 'undefined') {
+ if (support.funcNames) {
+ bindData = !func.name;
+ }
+ bindData = bindData || !support.funcDecomp;
+ if (!bindData) {
+ var source = fnToString.call(func);
+ if (!support.funcNames) {
+ bindData = !reFuncName.test(source);
+ }
+ if (!bindData) {
+ // checks if `func` references the `this` keyword and stores the result
+ bindData = reThis.test(source);
+ setBindData(func, bindData);
+ }
+ }
+ }
+ // exit early if there are no `this` references or `func` is bound
+ if (bindData === false || (bindData !== true && bindData[1] & 1)) {
+ return func;
+ }
+ switch (argCount) {
+ case 1: return function(value) {
+ return func.call(thisArg, value);
+ };
+ case 2: return function(a, b) {
+ return func.call(thisArg, a, b);
+ };
+ case 3: return function(value, index, collection) {
+ return func.call(thisArg, value, index, collection);
+ };
+ case 4: return function(accumulator, value, index, collection) {
+ return func.call(thisArg, accumulator, value, index, collection);
+ };
+ }
+ return bind(func, thisArg);
+ }
+
+ /**
+ * The base implementation of `createWrapper` that creates the wrapper and
+ * sets its meta data.
+ *
+ * @private
+ * @param {Array} bindData The bind data array.
+ * @returns {Function} Returns the new function.
+ */
+ function baseCreateWrapper(bindData) {
+ var func = bindData[0],
+ bitmask = bindData[1],
+ partialArgs = bindData[2],
+ partialRightArgs = bindData[3],
+ thisArg = bindData[4],
+ arity = bindData[5];
+
+ var isBind = bitmask & 1,
+ isBindKey = bitmask & 2,
+ isCurry = bitmask & 4,
+ isCurryBound = bitmask & 8,
+ key = func;
+
+ function bound() {
+ var thisBinding = isBind ? thisArg : this;
+ if (partialArgs) {
+ var args = slice(partialArgs);
+ push.apply(args, arguments);
+ }
+ if (partialRightArgs || isCurry) {
+ args || (args = slice(arguments));
+ if (partialRightArgs) {
+ push.apply(args, partialRightArgs);
+ }
+ if (isCurry && args.length < arity) {
+ bitmask |= 16 & ~32;
+ return baseCreateWrapper([func, (isCurryBound ? bitmask : bitmask & ~3), args, null, thisArg, arity]);
+ }
+ }
+ args || (args = arguments);
+ if (isBindKey) {
+ func = thisBinding[key];
+ }
+ if (this instanceof bound) {
+ thisBinding = baseCreate(func.prototype);
+ var result = func.apply(thisBinding, args);
+ return isObject(result) ? result : thisBinding;
+ }
+ return func.apply(thisBinding, args);
+ }
+ setBindData(bound, bindData);
+ return bound;
+ }
+
+ /**
+ * The base implementation of `_.difference` that accepts a single array
+ * of values to exclude.
+ *
+ * @private
+ * @param {Array} array The array to process.
+ * @param {Array} [values] The array of values to exclude.
+ * @returns {Array} Returns a new array of filtered values.
+ */
+ function baseDifference(array, values) {
+ var index = -1,
+ indexOf = getIndexOf(),
+ length = array ? array.length : 0,
+ isLarge = length >= largeArraySize && indexOf === baseIndexOf,
+ result = [];
+
+ if (isLarge) {
+ var cache = createCache(values);
+ if (cache) {
+ indexOf = cacheIndexOf;
+ values = cache;
+ } else {
+ isLarge = false;
+ }
+ }
+ while (++index < length) {
+ var value = array[index];
+ if (indexOf(values, value) < 0) {
+ result.push(value);
+ }
+ }
+ if (isLarge) {
+ releaseObject(values);
+ }
+ return result;
+ }
+
+ /**
+ * The base implementation of `_.flatten` without support for callback
+ * shorthands or `thisArg` binding.
+ *
+ * @private
+ * @param {Array} array The array to flatten.
+ * @param {boolean} [isShallow=false] A flag to restrict flattening to a single level.
+ * @param {boolean} [isStrict=false] A flag to restrict flattening to arrays and `arguments` objects.
+ * @param {number} [fromIndex=0] The index to start from.
+ * @returns {Array} Returns a new flattened array.
+ */
+ function baseFlatten(array, isShallow, isStrict, fromIndex) {
+ var index = (fromIndex || 0) - 1,
+ length = array ? array.length : 0,
+ result = [];
+
+ while (++index < length) {
+ var value = array[index];
+
+ if (value && typeof value == 'object' && typeof value.length == 'number'
+ && (isArray(value) || isArguments(value))) {
+ // recursively flatten arrays (susceptible to call stack limits)
+ if (!isShallow) {
+ value = baseFlatten(value, isShallow, isStrict);
+ }
+ var valIndex = -1,
+ valLength = value.length,
+ resIndex = result.length;
+
+ result.length += valLength;
+ while (++valIndex < valLength) {
+ result[resIndex++] = value[valIndex];
+ }
+ } else if (!isStrict) {
+ result.push(value);
+ }
+ }
+ return result;
+ }
+
+ /**
+ * The base implementation of `_.isEqual`, without support for `thisArg` binding,
+ * that allows partial "_.where" style comparisons.
+ *
+ * @private
+ * @param {*} a The value to compare.
+ * @param {*} b The other value to compare.
+ * @param {Function} [callback] The function to customize comparing values.
+ * @param {Function} [isWhere=false] A flag to indicate performing partial comparisons.
+ * @param {Array} [stackA=[]] Tracks traversed `a` objects.
+ * @param {Array} [stackB=[]] Tracks traversed `b` objects.
+ * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
+ */
+ function baseIsEqual(a, b, callback, isWhere, stackA, stackB) {
+ // used to indicate that when comparing objects, `a` has at least the properties of `b`
+ if (callback) {
+ var result = callback(a, b);
+ if (typeof result != 'undefined') {
+ return !!result;
+ }
+ }
+ // exit early for identical values
+ if (a === b) {
+ // treat `+0` vs. `-0` as not equal
+ return a !== 0 || (1 / a == 1 / b);
+ }
+ var type = typeof a,
+ otherType = typeof b;
+
+ // exit early for unlike primitive values
+ if (a === a &&
+ !(a && objectTypes[type]) &&
+ !(b && objectTypes[otherType])) {
+ return false;
+ }
+ // exit early for `null` and `undefined` avoiding ES3's Function#call behavior
+ // http://es5.github.io/#x15.3.4.4
+ if (a == null || b == null) {
+ return a === b;
+ }
+ // compare [[Class]] names
+ var className = toString.call(a),
+ otherClass = toString.call(b);
+
+ if (className == argsClass) {
+ className = objectClass;
+ }
+ if (otherClass == argsClass) {
+ otherClass = objectClass;
+ }
+ if (className != otherClass) {
+ return false;
+ }
+ switch (className) {
+ case boolClass:
+ case dateClass:
+ // coerce dates and booleans to numbers, dates to milliseconds and booleans
+ // to `1` or `0` treating invalid dates coerced to `NaN` as not equal
+ return +a == +b;
+
+ case numberClass:
+ // treat `NaN` vs. `NaN` as equal
+ return (a != +a)
+ ? b != +b
+ // but treat `+0` vs. `-0` as not equal
+ : (a == 0 ? (1 / a == 1 / b) : a == +b);
+
+ case regexpClass:
+ case stringClass:
+ // coerce regexes to strings (http://es5.github.io/#x15.10.6.4)
+ // treat string primitives and their corresponding object instances as equal
+ return a == String(b);
+ }
+ var isArr = className == arrayClass;
+ if (!isArr) {
+ // unwrap any `lodash` wrapped values
+ var aWrapped = hasOwnProperty.call(a, '__wrapped__'),
+ bWrapped = hasOwnProperty.call(b, '__wrapped__');
+
+ if (aWrapped || bWrapped) {
+ return baseIsEqual(aWrapped ? a.__wrapped__ : a, bWrapped ? b.__wrapped__ : b, callback, isWhere, stackA, stackB);
+ }
+ // exit for functions and DOM nodes
+ if (className != objectClass) {
+ return false;
+ }
+ // in older versions of Opera, `arguments` objects have `Array` constructors
+ var ctorA = a.constructor,
+ ctorB = b.constructor;
+
+ // non `Object` object instances with different constructors are not equal
+ if (ctorA != ctorB &&
+ !(isFunction(ctorA) && ctorA instanceof ctorA && isFunction(ctorB) && ctorB instanceof ctorB) &&
+ ('constructor' in a && 'constructor' in b)
+ ) {
+ return false;
+ }
+ }
+ // assume cyclic structures are equal
+ // the algorithm for detecting cyclic structures is adapted from ES 5.1
+ // section 15.12.3, abstract operation `JO` (http://es5.github.io/#x15.12.3)
+ var initedStack = !stackA;
+ stackA || (stackA = getArray());
+ stackB || (stackB = getArray());
+
+ var length = stackA.length;
+ while (length--) {
+ if (stackA[length] == a) {
+ return stackB[length] == b;
+ }
+ }
+ var size = 0;
+ result = true;
+
+ // add `a` and `b` to the stack of traversed objects
+ stackA.push(a);
+ stackB.push(b);
+
+ // recursively compare objects and arrays (susceptible to call stack limits)
+ if (isArr) {
+ // compare lengths to determine if a deep comparison is necessary
+ length = a.length;
+ size = b.length;
+ result = size == length;
+
+ if (result || isWhere) {
+ // deep compare the contents, ignoring non-numeric properties
+ while (size--) {
+ var index = length,
+ value = b[size];
+
+ if (isWhere) {
+ while (index--) {
+ if ((result = baseIsEqual(a[index], value, callback, isWhere, stackA, stackB))) {
+ break;
+ }
+ }
+ } else if (!(result = baseIsEqual(a[size], value, callback, isWhere, stackA, stackB))) {
+ break;
+ }
+ }
+ }
+ }
+ else {
+ // deep compare objects using `forIn`, instead of `forOwn`, to avoid `Object.keys`
+ // which, in this case, is more costly
+ forIn(b, function(value, key, b) {
+ if (hasOwnProperty.call(b, key)) {
+ // count the number of properties.
+ size++;
+ // deep compare each property value.
+ return (result = hasOwnProperty.call(a, key) && baseIsEqual(a[key], value, callback, isWhere, stackA, stackB));
+ }
+ });
+
+ if (result && !isWhere) {
+ // ensure both objects have the same number of properties
+ forIn(a, function(value, key, a) {
+ if (hasOwnProperty.call(a, key)) {
+ // `size` will be `-1` if `a` has more properties than `b`
+ return (result = --size > -1);
+ }
+ });
+ }
+ }
+ stackA.pop();
+ stackB.pop();
+
+ if (initedStack) {
+ releaseArray(stackA);
+ releaseArray(stackB);
+ }
+ return result;
+ }
+
+ /**
+ * The base implementation of `_.merge` without argument juggling or support
+ * for `thisArg` binding.
+ *
+ * @private
+ * @param {Object} object The destination object.
+ * @param {Object} source The source object.
+ * @param {Function} [callback] The function to customize merging properties.
+ * @param {Array} [stackA=[]] Tracks traversed source objects.
+ * @param {Array} [stackB=[]] Associates values with source counterparts.
+ */
+ function baseMerge(object, source, callback, stackA, stackB) {
+ (isArray(source) ? forEach : forOwn)(source, function(source, key) {
+ var found,
+ isArr,
+ result = source,
+ value = object[key];
+
+ if (source && ((isArr = isArray(source)) || isPlainObject(source))) {
+ // avoid merging previously merged cyclic sources
+ var stackLength = stackA.length;
+ while (stackLength--) {
+ if ((found = stackA[stackLength] == source)) {
+ value = stackB[stackLength];
+ break;
+ }
+ }
+ if (!found) {
+ var isShallow;
+ if (callback) {
+ result = callback(value, source);
+ if ((isShallow = typeof result != 'undefined')) {
+ value = result;
+ }
+ }
+ if (!isShallow) {
+ value = isArr
+ ? (isArray(value) ? value : [])
+ : (isPlainObject(value) ? value : {});
+ }
+ // add `source` and associated `value` to the stack of traversed objects
+ stackA.push(source);
+ stackB.push(value);
+
+ // recursively merge objects and arrays (susceptible to call stack limits)
+ if (!isShallow) {
+ baseMerge(value, source, callback, stackA, stackB);
+ }
+ }
+ }
+ else {
+ if (callback) {
+ result = callback(value, source);
+ if (typeof result == 'undefined') {
+ result = source;
+ }
+ }
+ if (typeof result != 'undefined') {
+ value = result;
+ }
+ }
+ object[key] = value;
+ });
+ }
+
+ /**
+ * The base implementation of `_.random` without argument juggling or support
+ * for returning floating-point numbers.
+ *
+ * @private
+ * @param {number} min The minimum possible value.
+ * @param {number} max The maximum possible value.
+ * @returns {number} Returns a random number.
+ */
+ function baseRandom(min, max) {
+ return min + floor(nativeRandom() * (max - min + 1));
+ }
+
+ /**
+ * The base implementation of `_.uniq` without support for callback shorthands
+ * or `thisArg` binding.
+ *
+ * @private
+ * @param {Array} array The array to process.
+ * @param {boolean} [isSorted=false] A flag to indicate that `array` is sorted.
+ * @param {Function} [callback] The function called per iteration.
+ * @returns {Array} Returns a duplicate-value-free array.
+ */
+ function baseUniq(array, isSorted, callback) {
+ var index = -1,
+ indexOf = getIndexOf(),
+ length = array ? array.length : 0,
+ result = [];
+
+ var isLarge = !isSorted && length >= largeArraySize && indexOf === baseIndexOf,
+ seen = (callback || isLarge) ? getArray() : result;
+
+ if (isLarge) {
+ var cache = createCache(seen);
+ indexOf = cacheIndexOf;
+ seen = cache;
+ }
+ while (++index < length) {
+ var value = array[index],
+ computed = callback ? callback(value, index, array) : value;
+
+ if (isSorted
+ ? !index || seen[seen.length - 1] !== computed
+ : indexOf(seen, computed) < 0
+ ) {
+ if (callback || isLarge) {
+ seen.push(computed);
+ }
+ result.push(value);
+ }
+ }
+ if (isLarge) {
+ releaseArray(seen.array);
+ releaseObject(seen);
+ } else if (callback) {
+ releaseArray(seen);
+ }
+ return result;
+ }
+
+ /**
+ * Creates a function that aggregates a collection, creating an object composed
+ * of keys generated from the results of running each element of the collection
+ * through a callback. The given `setter` function sets the keys and values
+ * of the composed object.
+ *
+ * @private
+ * @param {Function} setter The setter function.
+ * @returns {Function} Returns the new aggregator function.
+ */
+ function createAggregator(setter) {
+ return function(collection, callback, thisArg) {
+ var result = {};
+ callback = lodash.createCallback(callback, thisArg, 3);
+
+ var index = -1,
+ length = collection ? collection.length : 0;
+
+ if (typeof length == 'number') {
+ while (++index < length) {
+ var value = collection[index];
+ setter(result, value, callback(value, index, collection), collection);
+ }
+ } else {
+ forOwn(collection, function(value, key, collection) {
+ setter(result, value, callback(value, key, collection), collection);
+ });
+ }
+ return result;
+ };
+ }
+
+ /**
+ * Creates a function that, when called, either curries or invokes `func`
+ * with an optional `this` binding and partially applied arguments.
+ *
+ * @private
+ * @param {Function|string} func The function or method name to reference.
+ * @param {number} bitmask The bitmask of method flags to compose.
+ * The bitmask may be composed of the following flags:
+ * 1 - `_.bind`
+ * 2 - `_.bindKey`
+ * 4 - `_.curry`
+ * 8 - `_.curry` (bound)
+ * 16 - `_.partial`
+ * 32 - `_.partialRight`
+ * @param {Array} [partialArgs] An array of arguments to prepend to those
+ * provided to the new function.
+ * @param {Array} [partialRightArgs] An array of arguments to append to those
+ * provided to the new function.
+ * @param {*} [thisArg] The `this` binding of `func`.
+ * @param {number} [arity] The arity of `func`.
+ * @returns {Function} Returns the new function.
+ */
+ function createWrapper(func, bitmask, partialArgs, partialRightArgs, thisArg, arity) {
+ var isBind = bitmask & 1,
+ isBindKey = bitmask & 2,
+ isCurry = bitmask & 4,
+ isCurryBound = bitmask & 8,
+ isPartial = bitmask & 16,
+ isPartialRight = bitmask & 32;
+
+ if (!isBindKey && !isFunction(func)) {
+ throw new TypeError;
+ }
+ if (isPartial && !partialArgs.length) {
+ bitmask &= ~16;
+ isPartial = partialArgs = false;
+ }
+ if (isPartialRight && !partialRightArgs.length) {
+ bitmask &= ~32;
+ isPartialRight = partialRightArgs = false;
+ }
+ var bindData = func && func.__bindData__;
+ if (bindData && bindData !== true) {
+ // clone `bindData`
+ bindData = slice(bindData);
+ if (bindData[2]) {
+ bindData[2] = slice(bindData[2]);
+ }
+ if (bindData[3]) {
+ bindData[3] = slice(bindData[3]);
+ }
+ // set `thisBinding` is not previously bound
+ if (isBind && !(bindData[1] & 1)) {
+ bindData[4] = thisArg;
+ }
+ // set if previously bound but not currently (subsequent curried functions)
+ if (!isBind && bindData[1] & 1) {
+ bitmask |= 8;
+ }
+ // set curried arity if not yet set
+ if (isCurry && !(bindData[1] & 4)) {
+ bindData[5] = arity;
+ }
+ // append partial left arguments
+ if (isPartial) {
+ push.apply(bindData[2] || (bindData[2] = []), partialArgs);
+ }
+ // append partial right arguments
+ if (isPartialRight) {
+ unshift.apply(bindData[3] || (bindData[3] = []), partialRightArgs);
+ }
+ // merge flags
+ bindData[1] |= bitmask;
+ return createWrapper.apply(null, bindData);
+ }
+ // fast path for `_.bind`
+ var creater = (bitmask == 1 || bitmask === 17) ? baseBind : baseCreateWrapper;
+ return creater([func, bitmask, partialArgs, partialRightArgs, thisArg, arity]);
+ }
+
+ /**
+ * Used by `escape` to convert characters to HTML entities.
+ *
+ * @private
+ * @param {string} match The matched character to escape.
+ * @returns {string} Returns the escaped character.
+ */
+ function escapeHtmlChar(match) {
+ return htmlEscapes[match];
+ }
+
+ /**
+ * Gets the appropriate "indexOf" function. If the `_.indexOf` method is
+ * customized, this method returns the custom method, otherwise it returns
+ * the `baseIndexOf` function.
+ *
+ * @private
+ * @returns {Function} Returns the "indexOf" function.
+ */
+ function getIndexOf() {
+ var result = (result = lodash.indexOf) === indexOf ? baseIndexOf : result;
+ return result;
+ }
+
+ /**
+ * Checks if `value` is a native function.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a native function, else `false`.
+ */
+ function isNative(value) {
+ return typeof value == 'function' && reNative.test(value);
+ }
+
+ /**
+ * Sets `this` binding data on a given function.
+ *
+ * @private
+ * @param {Function} func The function to set data on.
+ * @param {Array} value The data array to set.
+ */
+ var setBindData = !defineProperty ? noop : function(func, value) {
+ descriptor.value = value;
+ defineProperty(func, '__bindData__', descriptor);
+ };
+
+ /**
+ * A fallback implementation of `isPlainObject` which checks if a given value
+ * is an object created by the `Object` constructor, assuming objects created
+ * by the `Object` constructor have no inherited enumerable properties and that
+ * there are no `Object.prototype` extensions.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
+ */
+ function shimIsPlainObject(value) {
+ var ctor,
+ result;
+
+ // avoid non Object objects, `arguments` objects, and DOM elements
+ if (!(value && toString.call(value) == objectClass) ||
+ (ctor = value.constructor, isFunction(ctor) && !(ctor instanceof ctor))) {
+ return false;
+ }
+ // In most environments an object's own properties are iterated before
+ // its inherited properties. If the last iterated property is an object's
+ // own property then there are no inherited enumerable properties.
+ forIn(value, function(value, key) {
+ result = key;
+ });
+ return typeof result == 'undefined' || hasOwnProperty.call(value, result);
+ }
+
+ /**
+ * Used by `unescape` to convert HTML entities to characters.
+ *
+ * @private
+ * @param {string} match The matched character to unescape.
+ * @returns {string} Returns the unescaped character.
+ */
+ function unescapeHtmlChar(match) {
+ return htmlUnescapes[match];
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Checks if `value` is an `arguments` object.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is an `arguments` object, else `false`.
+ * @example
+ *
+ * (function() { return _.isArguments(arguments); })(1, 2, 3);
+ * // => true
+ *
+ * _.isArguments([1, 2, 3]);
+ * // => false
+ */
+ function isArguments(value) {
+ return value && typeof value == 'object' && typeof value.length == 'number' &&
+ toString.call(value) == argsClass || false;
+ }
+
+ /**
+ * Checks if `value` is an array.
+ *
+ * @static
+ * @memberOf _
+ * @type Function
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is an array, else `false`.
+ * @example
+ *
+ * (function() { return _.isArray(arguments); })();
+ * // => false
+ *
+ * _.isArray([1, 2, 3]);
+ * // => true
+ */
+ var isArray = nativeIsArray || function(value) {
+ return value && typeof value == 'object' && typeof value.length == 'number' &&
+ toString.call(value) == arrayClass || false;
+ };
+
+ /**
+ * A fallback implementation of `Object.keys` which produces an array of the
+ * given object's own enumerable property names.
+ *
+ * @private
+ * @type Function
+ * @param {Object} object The object to inspect.
+ * @returns {Array} Returns an array of property names.
+ */
+ var shimKeys = function(object) {
+ var index, iterable = object, result = [];
+ if (!iterable) return result;
+ if (!(objectTypes[typeof object])) return result;
+ for (index in iterable) {
+ if (hasOwnProperty.call(iterable, index)) {
+ result.push(index);
+ }
+ }
+ return result
+ };
+
+ /**
+ * Creates an array composed of the own enumerable property names of an object.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to inspect.
+ * @returns {Array} Returns an array of property names.
+ * @example
+ *
+ * _.keys({ 'one': 1, 'two': 2, 'three': 3 });
+ * // => ['one', 'two', 'three'] (property order is not guaranteed across environments)
+ */
+ var keys = !nativeKeys ? shimKeys : function(object) {
+ if (!isObject(object)) {
+ return [];
+ }
+ return nativeKeys(object);
+ };
+
+ /**
+ * Used to convert characters to HTML entities:
+ *
+ * Though the `>` character is escaped for symmetry, characters like `>` and `/`
+ * don't require escaping in HTML and have no special meaning unless they're part
+ * of a tag or an unquoted attribute value.
+ * http://mathiasbynens.be/notes/ambiguous-ampersands (under "semi-related fun fact")
+ */
+ var htmlEscapes = {
+ '&': '&',
+ '<': '<',
+ '>': '>',
+ '"': '"',
+ "'": '''
+ };
+
+ /** Used to convert HTML entities to characters */
+ var htmlUnescapes = invert(htmlEscapes);
+
+ /** Used to match HTML entities and HTML characters */
+ var reEscapedHtml = RegExp('(' + keys(htmlUnescapes).join('|') + ')', 'g'),
+ reUnescapedHtml = RegExp('[' + keys(htmlEscapes).join('') + ']', 'g');
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Assigns own enumerable properties of source object(s) to the destination
+ * object. Subsequent sources will overwrite property assignments of previous
+ * sources. If a callback is provided it will be executed to produce the
+ * assigned values. The callback is bound to `thisArg` and invoked with two
+ * arguments; (objectValue, sourceValue).
+ *
+ * @static
+ * @memberOf _
+ * @type Function
+ * @alias extend
+ * @category Objects
+ * @param {Object} object The destination object.
+ * @param {...Object} [source] The source objects.
+ * @param {Function} [callback] The function to customize assigning values.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns the destination object.
+ * @example
+ *
+ * _.assign({ 'name': 'fred' }, { 'employer': 'slate' });
+ * // => { 'name': 'fred', 'employer': 'slate' }
+ *
+ * var defaults = _.partialRight(_.assign, function(a, b) {
+ * return typeof a == 'undefined' ? b : a;
+ * });
+ *
+ * var object = { 'name': 'barney' };
+ * defaults(object, { 'name': 'fred', 'employer': 'slate' });
+ * // => { 'name': 'barney', 'employer': 'slate' }
+ */
+ var assign = function(object, source, guard) {
+ var index, iterable = object, result = iterable;
+ if (!iterable) return result;
+ var args = arguments,
+ argsIndex = 0,
+ argsLength = typeof guard == 'number' ? 2 : args.length;
+ if (argsLength > 3 && typeof args[argsLength - 2] == 'function') {
+ var callback = baseCreateCallback(args[--argsLength - 1], args[argsLength--], 2);
+ } else if (argsLength > 2 && typeof args[argsLength - 1] == 'function') {
+ callback = args[--argsLength];
+ }
+ while (++argsIndex < argsLength) {
+ iterable = args[argsIndex];
+ if (iterable && objectTypes[typeof iterable]) {
+ var ownIndex = -1,
+ ownProps = objectTypes[typeof iterable] && keys(iterable),
+ length = ownProps ? ownProps.length : 0;
+
+ while (++ownIndex < length) {
+ index = ownProps[ownIndex];
+ result[index] = callback ? callback(result[index], iterable[index]) : iterable[index];
+ }
+ }
+ }
+ return result
+ };
+
+ /**
+ * Creates a clone of `value`. If `isDeep` is `true` nested objects will also
+ * be cloned, otherwise they will be assigned by reference. If a callback
+ * is provided it will be executed to produce the cloned values. If the
+ * callback returns `undefined` cloning will be handled by the method instead.
+ * The callback is bound to `thisArg` and invoked with one argument; (value).
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to clone.
+ * @param {boolean} [isDeep=false] Specify a deep clone.
+ * @param {Function} [callback] The function to customize cloning values.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the cloned value.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * var shallow = _.clone(characters);
+ * shallow[0] === characters[0];
+ * // => true
+ *
+ * var deep = _.clone(characters, true);
+ * deep[0] === characters[0];
+ * // => false
+ *
+ * _.mixin({
+ * 'clone': _.partialRight(_.clone, function(value) {
+ * return _.isElement(value) ? value.cloneNode(false) : undefined;
+ * })
+ * });
+ *
+ * var clone = _.clone(document.body);
+ * clone.childNodes.length;
+ * // => 0
+ */
+ function clone(value, isDeep, callback, thisArg) {
+ // allows working with "Collections" methods without using their `index`
+ // and `collection` arguments for `isDeep` and `callback`
+ if (typeof isDeep != 'boolean' && isDeep != null) {
+ thisArg = callback;
+ callback = isDeep;
+ isDeep = false;
+ }
+ return baseClone(value, isDeep, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1));
+ }
+
+ /**
+ * Creates a deep clone of `value`. If a callback is provided it will be
+ * executed to produce the cloned values. If the callback returns `undefined`
+ * cloning will be handled by the method instead. The callback is bound to
+ * `thisArg` and invoked with one argument; (value).
+ *
+ * Note: This method is loosely based on the structured clone algorithm. Functions
+ * and DOM nodes are **not** cloned. The enumerable properties of `arguments` objects and
+ * objects created by constructors other than `Object` are cloned to plain `Object` objects.
+ * See http://www.w3.org/TR/html5/infrastructure.html#internal-structured-cloning-algorithm.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to deep clone.
+ * @param {Function} [callback] The function to customize cloning values.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the deep cloned value.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * var deep = _.cloneDeep(characters);
+ * deep[0] === characters[0];
+ * // => false
+ *
+ * var view = {
+ * 'label': 'docs',
+ * 'node': element
+ * };
+ *
+ * var clone = _.cloneDeep(view, function(value) {
+ * return _.isElement(value) ? value.cloneNode(true) : undefined;
+ * });
+ *
+ * clone.node == view.node;
+ * // => false
+ */
+ function cloneDeep(value, callback, thisArg) {
+ return baseClone(value, true, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1));
+ }
+
+ /**
+ * Creates an object that inherits from the given `prototype` object. If a
+ * `properties` object is provided its own enumerable properties are assigned
+ * to the created object.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} prototype The object to inherit from.
+ * @param {Object} [properties] The properties to assign to the object.
+ * @returns {Object} Returns the new object.
+ * @example
+ *
+ * function Shape() {
+ * this.x = 0;
+ * this.y = 0;
+ * }
+ *
+ * function Circle() {
+ * Shape.call(this);
+ * }
+ *
+ * Circle.prototype = _.create(Shape.prototype, { 'constructor': Circle });
+ *
+ * var circle = new Circle;
+ * circle instanceof Circle;
+ * // => true
+ *
+ * circle instanceof Shape;
+ * // => true
+ */
+ function create(prototype, properties) {
+ var result = baseCreate(prototype);
+ return properties ? assign(result, properties) : result;
+ }
+
+ /**
+ * Assigns own enumerable properties of source object(s) to the destination
+ * object for all destination properties that resolve to `undefined`. Once a
+ * property is set, additional defaults of the same property will be ignored.
+ *
+ * @static
+ * @memberOf _
+ * @type Function
+ * @category Objects
+ * @param {Object} object The destination object.
+ * @param {...Object} [source] The source objects.
+ * @param- {Object} [guard] Allows working with `_.reduce` without using its
+ * `key` and `object` arguments as sources.
+ * @returns {Object} Returns the destination object.
+ * @example
+ *
+ * var object = { 'name': 'barney' };
+ * _.defaults(object, { 'name': 'fred', 'employer': 'slate' });
+ * // => { 'name': 'barney', 'employer': 'slate' }
+ */
+ var defaults = function(object, source, guard) {
+ var index, iterable = object, result = iterable;
+ if (!iterable) return result;
+ var args = arguments,
+ argsIndex = 0,
+ argsLength = typeof guard == 'number' ? 2 : args.length;
+ while (++argsIndex < argsLength) {
+ iterable = args[argsIndex];
+ if (iterable && objectTypes[typeof iterable]) {
+ var ownIndex = -1,
+ ownProps = objectTypes[typeof iterable] && keys(iterable),
+ length = ownProps ? ownProps.length : 0;
+
+ while (++ownIndex < length) {
+ index = ownProps[ownIndex];
+ if (typeof result[index] == 'undefined') result[index] = iterable[index];
+ }
+ }
+ }
+ return result
+ };
+
+ /**
+ * This method is like `_.findIndex` except that it returns the key of the
+ * first element that passes the callback check, instead of the element itself.
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to search.
+ * @param {Function|Object|string} [callback=identity] The function called per
+ * iteration. If a property name or object is provided it will be used to
+ * create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {string|undefined} Returns the key of the found element, else `undefined`.
+ * @example
+ *
+ * var characters = {
+ * 'barney': { 'age': 36, 'blocked': false },
+ * 'fred': { 'age': 40, 'blocked': true },
+ * 'pebbles': { 'age': 1, 'blocked': false }
+ * };
+ *
+ * _.findKey(characters, function(chr) {
+ * return chr.age < 40;
+ * });
+ * // => 'barney' (property order is not guaranteed across environments)
+ *
+ * // using "_.where" callback shorthand
+ * _.findKey(characters, { 'age': 1 });
+ * // => 'pebbles'
+ *
+ * // using "_.pluck" callback shorthand
+ * _.findKey(characters, 'blocked');
+ * // => 'fred'
+ */
+ function findKey(object, callback, thisArg) {
+ var result;
+ callback = lodash.createCallback(callback, thisArg, 3);
+ forOwn(object, function(value, key, object) {
+ if (callback(value, key, object)) {
+ result = key;
+ return false;
+ }
+ });
+ return result;
+ }
+
+ /**
+ * This method is like `_.findKey` except that it iterates over elements
+ * of a `collection` in the opposite order.
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to search.
+ * @param {Function|Object|string} [callback=identity] The function called per
+ * iteration. If a property name or object is provided it will be used to
+ * create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {string|undefined} Returns the key of the found element, else `undefined`.
+ * @example
+ *
+ * var characters = {
+ * 'barney': { 'age': 36, 'blocked': true },
+ * 'fred': { 'age': 40, 'blocked': false },
+ * 'pebbles': { 'age': 1, 'blocked': true }
+ * };
+ *
+ * _.findLastKey(characters, function(chr) {
+ * return chr.age < 40;
+ * });
+ * // => returns `pebbles`, assuming `_.findKey` returns `barney`
+ *
+ * // using "_.where" callback shorthand
+ * _.findLastKey(characters, { 'age': 40 });
+ * // => 'fred'
+ *
+ * // using "_.pluck" callback shorthand
+ * _.findLastKey(characters, 'blocked');
+ * // => 'pebbles'
+ */
+ function findLastKey(object, callback, thisArg) {
+ var result;
+ callback = lodash.createCallback(callback, thisArg, 3);
+ forOwnRight(object, function(value, key, object) {
+ if (callback(value, key, object)) {
+ result = key;
+ return false;
+ }
+ });
+ return result;
+ }
+
+ /**
+ * Iterates over own and inherited enumerable properties of an object,
+ * executing the callback for each property. The callback is bound to `thisArg`
+ * and invoked with three arguments; (value, key, object). Callbacks may exit
+ * iteration early by explicitly returning `false`.
+ *
+ * @static
+ * @memberOf _
+ * @type Function
+ * @category Objects
+ * @param {Object} object The object to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns `object`.
+ * @example
+ *
+ * function Shape() {
+ * this.x = 0;
+ * this.y = 0;
+ * }
+ *
+ * Shape.prototype.move = function(x, y) {
+ * this.x += x;
+ * this.y += y;
+ * };
+ *
+ * _.forIn(new Shape, function(value, key) {
+ * console.log(key);
+ * });
+ * // => logs 'x', 'y', and 'move' (property order is not guaranteed across environments)
+ */
+ var forIn = function(collection, callback, thisArg) {
+ var index, iterable = collection, result = iterable;
+ if (!iterable) return result;
+ if (!objectTypes[typeof iterable]) return result;
+ callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3);
+ for (index in iterable) {
+ if (callback(iterable[index], index, collection) === false) return result;
+ }
+ return result
+ };
+
+ /**
+ * This method is like `_.forIn` except that it iterates over elements
+ * of a `collection` in the opposite order.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns `object`.
+ * @example
+ *
+ * function Shape() {
+ * this.x = 0;
+ * this.y = 0;
+ * }
+ *
+ * Shape.prototype.move = function(x, y) {
+ * this.x += x;
+ * this.y += y;
+ * };
+ *
+ * _.forInRight(new Shape, function(value, key) {
+ * console.log(key);
+ * });
+ * // => logs 'move', 'y', and 'x' assuming `_.forIn ` logs 'x', 'y', and 'move'
+ */
+ function forInRight(object, callback, thisArg) {
+ var pairs = [];
+
+ forIn(object, function(value, key) {
+ pairs.push(key, value);
+ });
+
+ var length = pairs.length;
+ callback = baseCreateCallback(callback, thisArg, 3);
+ while (length--) {
+ if (callback(pairs[length--], pairs[length], object) === false) {
+ break;
+ }
+ }
+ return object;
+ }
+
+ /**
+ * Iterates over own enumerable properties of an object, executing the callback
+ * for each property. The callback is bound to `thisArg` and invoked with three
+ * arguments; (value, key, object). Callbacks may exit iteration early by
+ * explicitly returning `false`.
+ *
+ * @static
+ * @memberOf _
+ * @type Function
+ * @category Objects
+ * @param {Object} object The object to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns `object`.
+ * @example
+ *
+ * _.forOwn({ '0': 'zero', '1': 'one', 'length': 2 }, function(num, key) {
+ * console.log(key);
+ * });
+ * // => logs '0', '1', and 'length' (property order is not guaranteed across environments)
+ */
+ var forOwn = function(collection, callback, thisArg) {
+ var index, iterable = collection, result = iterable;
+ if (!iterable) return result;
+ if (!objectTypes[typeof iterable]) return result;
+ callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3);
+ var ownIndex = -1,
+ ownProps = objectTypes[typeof iterable] && keys(iterable),
+ length = ownProps ? ownProps.length : 0;
+
+ while (++ownIndex < length) {
+ index = ownProps[ownIndex];
+ if (callback(iterable[index], index, collection) === false) return result;
+ }
+ return result
+ };
+
+ /**
+ * This method is like `_.forOwn` except that it iterates over elements
+ * of a `collection` in the opposite order.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns `object`.
+ * @example
+ *
+ * _.forOwnRight({ '0': 'zero', '1': 'one', 'length': 2 }, function(num, key) {
+ * console.log(key);
+ * });
+ * // => logs 'length', '1', and '0' assuming `_.forOwn` logs '0', '1', and 'length'
+ */
+ function forOwnRight(object, callback, thisArg) {
+ var props = keys(object),
+ length = props.length;
+
+ callback = baseCreateCallback(callback, thisArg, 3);
+ while (length--) {
+ var key = props[length];
+ if (callback(object[key], key, object) === false) {
+ break;
+ }
+ }
+ return object;
+ }
+
+ /**
+ * Creates a sorted array of property names of all enumerable properties,
+ * own and inherited, of `object` that have function values.
+ *
+ * @static
+ * @memberOf _
+ * @alias methods
+ * @category Objects
+ * @param {Object} object The object to inspect.
+ * @returns {Array} Returns an array of property names that have function values.
+ * @example
+ *
+ * _.functions(_);
+ * // => ['all', 'any', 'bind', 'bindAll', 'clone', 'compact', 'compose', ...]
+ */
+ function functions(object) {
+ var result = [];
+ forIn(object, function(value, key) {
+ if (isFunction(value)) {
+ result.push(key);
+ }
+ });
+ return result.sort();
+ }
+
+ /**
+ * Checks if the specified property name exists as a direct property of `object`,
+ * instead of an inherited property.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to inspect.
+ * @param {string} key The name of the property to check.
+ * @returns {boolean} Returns `true` if key is a direct property, else `false`.
+ * @example
+ *
+ * _.has({ 'a': 1, 'b': 2, 'c': 3 }, 'b');
+ * // => true
+ */
+ function has(object, key) {
+ return object ? hasOwnProperty.call(object, key) : false;
+ }
+
+ /**
+ * Creates an object composed of the inverted keys and values of the given object.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to invert.
+ * @returns {Object} Returns the created inverted object.
+ * @example
+ *
+ * _.invert({ 'first': 'fred', 'second': 'barney' });
+ * // => { 'fred': 'first', 'barney': 'second' }
+ */
+ function invert(object) {
+ var index = -1,
+ props = keys(object),
+ length = props.length,
+ result = {};
+
+ while (++index < length) {
+ var key = props[index];
+ result[object[key]] = key;
+ }
+ return result;
+ }
+
+ /**
+ * Checks if `value` is a boolean value.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a boolean value, else `false`.
+ * @example
+ *
+ * _.isBoolean(null);
+ * // => false
+ */
+ function isBoolean(value) {
+ return value === true || value === false ||
+ value && typeof value == 'object' && toString.call(value) == boolClass || false;
+ }
+
+ /**
+ * Checks if `value` is a date.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a date, else `false`.
+ * @example
+ *
+ * _.isDate(new Date);
+ * // => true
+ */
+ function isDate(value) {
+ return value && typeof value == 'object' && toString.call(value) == dateClass || false;
+ }
+
+ /**
+ * Checks if `value` is a DOM element.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a DOM element, else `false`.
+ * @example
+ *
+ * _.isElement(document.body);
+ * // => true
+ */
+ function isElement(value) {
+ return value && value.nodeType === 1 || false;
+ }
+
+ /**
+ * Checks if `value` is empty. Arrays, strings, or `arguments` objects with a
+ * length of `0` and objects with no own enumerable properties are considered
+ * "empty".
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Array|Object|string} value The value to inspect.
+ * @returns {boolean} Returns `true` if the `value` is empty, else `false`.
+ * @example
+ *
+ * _.isEmpty([1, 2, 3]);
+ * // => false
+ *
+ * _.isEmpty({});
+ * // => true
+ *
+ * _.isEmpty('');
+ * // => true
+ */
+ function isEmpty(value) {
+ var result = true;
+ if (!value) {
+ return result;
+ }
+ var className = toString.call(value),
+ length = value.length;
+
+ if ((className == arrayClass || className == stringClass || className == argsClass ) ||
+ (className == objectClass && typeof length == 'number' && isFunction(value.splice))) {
+ return !length;
+ }
+ forOwn(value, function() {
+ return (result = false);
+ });
+ return result;
+ }
+
+ /**
+ * Performs a deep comparison between two values to determine if they are
+ * equivalent to each other. If a callback is provided it will be executed
+ * to compare values. If the callback returns `undefined` comparisons will
+ * be handled by the method instead. The callback is bound to `thisArg` and
+ * invoked with two arguments; (a, b).
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} a The value to compare.
+ * @param {*} b The other value to compare.
+ * @param {Function} [callback] The function to customize comparing values.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
+ * @example
+ *
+ * var object = { 'name': 'fred' };
+ * var copy = { 'name': 'fred' };
+ *
+ * object == copy;
+ * // => false
+ *
+ * _.isEqual(object, copy);
+ * // => true
+ *
+ * var words = ['hello', 'goodbye'];
+ * var otherWords = ['hi', 'goodbye'];
+ *
+ * _.isEqual(words, otherWords, function(a, b) {
+ * var reGreet = /^(?:hello|hi)$/i,
+ * aGreet = _.isString(a) && reGreet.test(a),
+ * bGreet = _.isString(b) && reGreet.test(b);
+ *
+ * return (aGreet || bGreet) ? (aGreet == bGreet) : undefined;
+ * });
+ * // => true
+ */
+ function isEqual(a, b, callback, thisArg) {
+ return baseIsEqual(a, b, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 2));
+ }
+
+ /**
+ * Checks if `value` is, or can be coerced to, a finite number.
+ *
+ * Note: This is not the same as native `isFinite` which will return true for
+ * booleans and empty strings. See http://es5.github.io/#x15.1.2.5.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is finite, else `false`.
+ * @example
+ *
+ * _.isFinite(-101);
+ * // => true
+ *
+ * _.isFinite('10');
+ * // => true
+ *
+ * _.isFinite(true);
+ * // => false
+ *
+ * _.isFinite('');
+ * // => false
+ *
+ * _.isFinite(Infinity);
+ * // => false
+ */
+ function isFinite(value) {
+ return nativeIsFinite(value) && !nativeIsNaN(parseFloat(value));
+ }
+
+ /**
+ * Checks if `value` is a function.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a function, else `false`.
+ * @example
+ *
+ * _.isFunction(_);
+ * // => true
+ */
+ function isFunction(value) {
+ return typeof value == 'function';
+ }
+
+ /**
+ * Checks if `value` is the language type of Object.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+ function isObject(value) {
+ // check if the value is the ECMAScript language type of Object
+ // http://es5.github.io/#x8
+ // and avoid a V8 bug
+ // http://code.google.com/p/v8/issues/detail?id=2291
+ return !!(value && objectTypes[typeof value]);
+ }
+
+ /**
+ * Checks if `value` is `NaN`.
+ *
+ * Note: This is not the same as native `isNaN` which will return `true` for
+ * `undefined` and other non-numeric values. See http://es5.github.io/#x15.1.2.4.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is `NaN`, else `false`.
+ * @example
+ *
+ * _.isNaN(NaN);
+ * // => true
+ *
+ * _.isNaN(new Number(NaN));
+ * // => true
+ *
+ * isNaN(undefined);
+ * // => true
+ *
+ * _.isNaN(undefined);
+ * // => false
+ */
+ function isNaN(value) {
+ // `NaN` as a primitive is the only value that is not equal to itself
+ // (perform the [[Class]] check first to avoid errors with some host objects in IE)
+ return isNumber(value) && value != +value;
+ }
+
+ /**
+ * Checks if `value` is `null`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is `null`, else `false`.
+ * @example
+ *
+ * _.isNull(null);
+ * // => true
+ *
+ * _.isNull(undefined);
+ * // => false
+ */
+ function isNull(value) {
+ return value === null;
+ }
+
+ /**
+ * Checks if `value` is a number.
+ *
+ * Note: `NaN` is considered a number. See http://es5.github.io/#x8.5.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a number, else `false`.
+ * @example
+ *
+ * _.isNumber(8.4 * 5);
+ * // => true
+ */
+ function isNumber(value) {
+ return typeof value == 'number' ||
+ value && typeof value == 'object' && toString.call(value) == numberClass || false;
+ }
+
+ /**
+ * Checks if `value` is an object created by the `Object` constructor.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
+ * @example
+ *
+ * function Shape() {
+ * this.x = 0;
+ * this.y = 0;
+ * }
+ *
+ * _.isPlainObject(new Shape);
+ * // => false
+ *
+ * _.isPlainObject([1, 2, 3]);
+ * // => false
+ *
+ * _.isPlainObject({ 'x': 0, 'y': 0 });
+ * // => true
+ */
+ var isPlainObject = !getPrototypeOf ? shimIsPlainObject : function(value) {
+ if (!(value && toString.call(value) == objectClass)) {
+ return false;
+ }
+ var valueOf = value.valueOf,
+ objProto = isNative(valueOf) && (objProto = getPrototypeOf(valueOf)) && getPrototypeOf(objProto);
+
+ return objProto
+ ? (value == objProto || getPrototypeOf(value) == objProto)
+ : shimIsPlainObject(value);
+ };
+
+ /**
+ * Checks if `value` is a regular expression.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a regular expression, else `false`.
+ * @example
+ *
+ * _.isRegExp(/fred/);
+ * // => true
+ */
+ function isRegExp(value) {
+ return value && typeof value == 'object' && toString.call(value) == regexpClass || false;
+ }
+
+ /**
+ * Checks if `value` is a string.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is a string, else `false`.
+ * @example
+ *
+ * _.isString('fred');
+ * // => true
+ */
+ function isString(value) {
+ return typeof value == 'string' ||
+ value && typeof value == 'object' && toString.call(value) == stringClass || false;
+ }
+
+ /**
+ * Checks if `value` is `undefined`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if the `value` is `undefined`, else `false`.
+ * @example
+ *
+ * _.isUndefined(void 0);
+ * // => true
+ */
+ function isUndefined(value) {
+ return typeof value == 'undefined';
+ }
+
+ /**
+ * Creates an object with the same keys as `object` and values generated by
+ * running each own enumerable property of `object` through the callback.
+ * The callback is bound to `thisArg` and invoked with three arguments;
+ * (value, key, object).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a new object with values of the results of each `callback` execution.
+ * @example
+ *
+ * _.mapValues({ 'a': 1, 'b': 2, 'c': 3} , function(num) { return num * 3; });
+ * // => { 'a': 3, 'b': 6, 'c': 9 }
+ *
+ * var characters = {
+ * 'fred': { 'name': 'fred', 'age': 40 },
+ * 'pebbles': { 'name': 'pebbles', 'age': 1 }
+ * };
+ *
+ * // using "_.pluck" callback shorthand
+ * _.mapValues(characters, 'age');
+ * // => { 'fred': 40, 'pebbles': 1 }
+ */
+ function mapValues(object, callback, thisArg) {
+ var result = {};
+ callback = lodash.createCallback(callback, thisArg, 3);
+
+ forOwn(object, function(value, key, object) {
+ result[key] = callback(value, key, object);
+ });
+ return result;
+ }
+
+ /**
+ * Recursively merges own enumerable properties of the source object(s), that
+ * don't resolve to `undefined` into the destination object. Subsequent sources
+ * will overwrite property assignments of previous sources. If a callback is
+ * provided it will be executed to produce the merged values of the destination
+ * and source properties. If the callback returns `undefined` merging will
+ * be handled by the method instead. The callback is bound to `thisArg` and
+ * invoked with two arguments; (objectValue, sourceValue).
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The destination object.
+ * @param {...Object} [source] The source objects.
+ * @param {Function} [callback] The function to customize merging properties.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns the destination object.
+ * @example
+ *
+ * var names = {
+ * 'characters': [
+ * { 'name': 'barney' },
+ * { 'name': 'fred' }
+ * ]
+ * };
+ *
+ * var ages = {
+ * 'characters': [
+ * { 'age': 36 },
+ * { 'age': 40 }
+ * ]
+ * };
+ *
+ * _.merge(names, ages);
+ * // => { 'characters': [{ 'name': 'barney', 'age': 36 }, { 'name': 'fred', 'age': 40 }] }
+ *
+ * var food = {
+ * 'fruits': ['apple'],
+ * 'vegetables': ['beet']
+ * };
+ *
+ * var otherFood = {
+ * 'fruits': ['banana'],
+ * 'vegetables': ['carrot']
+ * };
+ *
+ * _.merge(food, otherFood, function(a, b) {
+ * return _.isArray(a) ? a.concat(b) : undefined;
+ * });
+ * // => { 'fruits': ['apple', 'banana'], 'vegetables': ['beet', 'carrot] }
+ */
+ function merge(object) {
+ var args = arguments,
+ length = 2;
+
+ if (!isObject(object)) {
+ return object;
+ }
+ // allows working with `_.reduce` and `_.reduceRight` without using
+ // their `index` and `collection` arguments
+ if (typeof args[2] != 'number') {
+ length = args.length;
+ }
+ if (length > 3 && typeof args[length - 2] == 'function') {
+ var callback = baseCreateCallback(args[--length - 1], args[length--], 2);
+ } else if (length > 2 && typeof args[length - 1] == 'function') {
+ callback = args[--length];
+ }
+ var sources = slice(arguments, 1, length),
+ index = -1,
+ stackA = getArray(),
+ stackB = getArray();
+
+ while (++index < length) {
+ baseMerge(object, sources[index], callback, stackA, stackB);
+ }
+ releaseArray(stackA);
+ releaseArray(stackB);
+ return object;
+ }
+
+ /**
+ * Creates a shallow clone of `object` excluding the specified properties.
+ * Property names may be specified as individual arguments or as arrays of
+ * property names. If a callback is provided it will be executed for each
+ * property of `object` omitting the properties the callback returns truey
+ * for. The callback is bound to `thisArg` and invoked with three arguments;
+ * (value, key, object).
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The source object.
+ * @param {Function|...string|string[]} [callback] The properties to omit or the
+ * function called per iteration.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns an object without the omitted properties.
+ * @example
+ *
+ * _.omit({ 'name': 'fred', 'age': 40 }, 'age');
+ * // => { 'name': 'fred' }
+ *
+ * _.omit({ 'name': 'fred', 'age': 40 }, function(value) {
+ * return typeof value == 'number';
+ * });
+ * // => { 'name': 'fred' }
+ */
+ function omit(object, callback, thisArg) {
+ var result = {};
+ if (typeof callback != 'function') {
+ var props = [];
+ forIn(object, function(value, key) {
+ props.push(key);
+ });
+ props = baseDifference(props, baseFlatten(arguments, true, false, 1));
+
+ var index = -1,
+ length = props.length;
+
+ while (++index < length) {
+ var key = props[index];
+ result[key] = object[key];
+ }
+ } else {
+ callback = lodash.createCallback(callback, thisArg, 3);
+ forIn(object, function(value, key, object) {
+ if (!callback(value, key, object)) {
+ result[key] = value;
+ }
+ });
+ }
+ return result;
+ }
+
+ /**
+ * Creates a two dimensional array of an object's key-value pairs,
+ * i.e. `[[key1, value1], [key2, value2]]`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to inspect.
+ * @returns {Array} Returns new array of key-value pairs.
+ * @example
+ *
+ * _.pairs({ 'barney': 36, 'fred': 40 });
+ * // => [['barney', 36], ['fred', 40]] (property order is not guaranteed across environments)
+ */
+ function pairs(object) {
+ var index = -1,
+ props = keys(object),
+ length = props.length,
+ result = Array(length);
+
+ while (++index < length) {
+ var key = props[index];
+ result[index] = [key, object[key]];
+ }
+ return result;
+ }
+
+ /**
+ * Creates a shallow clone of `object` composed of the specified properties.
+ * Property names may be specified as individual arguments or as arrays of
+ * property names. If a callback is provided it will be executed for each
+ * property of `object` picking the properties the callback returns truey
+ * for. The callback is bound to `thisArg` and invoked with three arguments;
+ * (value, key, object).
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The source object.
+ * @param {Function|...string|string[]} [callback] The function called per
+ * iteration or property names to pick, specified as individual property
+ * names or arrays of property names.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns an object composed of the picked properties.
+ * @example
+ *
+ * _.pick({ 'name': 'fred', '_userid': 'fred1' }, 'name');
+ * // => { 'name': 'fred' }
+ *
+ * _.pick({ 'name': 'fred', '_userid': 'fred1' }, function(value, key) {
+ * return key.charAt(0) != '_';
+ * });
+ * // => { 'name': 'fred' }
+ */
+ function pick(object, callback, thisArg) {
+ var result = {};
+ if (typeof callback != 'function') {
+ var index = -1,
+ props = baseFlatten(arguments, true, false, 1),
+ length = isObject(object) ? props.length : 0;
+
+ while (++index < length) {
+ var key = props[index];
+ if (key in object) {
+ result[key] = object[key];
+ }
+ }
+ } else {
+ callback = lodash.createCallback(callback, thisArg, 3);
+ forIn(object, function(value, key, object) {
+ if (callback(value, key, object)) {
+ result[key] = value;
+ }
+ });
+ }
+ return result;
+ }
+
+ /**
+ * An alternative to `_.reduce` this method transforms `object` to a new
+ * `accumulator` object which is the result of running each of its own
+ * enumerable properties through a callback, with each callback execution
+ * potentially mutating the `accumulator` object. The callback is bound to
+ * `thisArg` and invoked with four arguments; (accumulator, value, key, object).
+ * Callbacks may exit iteration early by explicitly returning `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Array|Object} object The object to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [accumulator] The custom accumulator value.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the accumulated value.
+ * @example
+ *
+ * var squares = _.transform([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], function(result, num) {
+ * num *= num;
+ * if (num % 2) {
+ * return result.push(num) < 3;
+ * }
+ * });
+ * // => [1, 9, 25]
+ *
+ * var mapped = _.transform({ 'a': 1, 'b': 2, 'c': 3 }, function(result, num, key) {
+ * result[key] = num * 3;
+ * });
+ * // => { 'a': 3, 'b': 6, 'c': 9 }
+ */
+ function transform(object, callback, accumulator, thisArg) {
+ var isArr = isArray(object);
+ if (accumulator == null) {
+ if (isArr) {
+ accumulator = [];
+ } else {
+ var ctor = object && object.constructor,
+ proto = ctor && ctor.prototype;
+
+ accumulator = baseCreate(proto);
+ }
+ }
+ if (callback) {
+ callback = lodash.createCallback(callback, thisArg, 4);
+ (isArr ? forEach : forOwn)(object, function(value, index, object) {
+ return callback(accumulator, value, index, object);
+ });
+ }
+ return accumulator;
+ }
+
+ /**
+ * Creates an array composed of the own enumerable property values of `object`.
+ *
+ * @static
+ * @memberOf _
+ * @category Objects
+ * @param {Object} object The object to inspect.
+ * @returns {Array} Returns an array of property values.
+ * @example
+ *
+ * _.values({ 'one': 1, 'two': 2, 'three': 3 });
+ * // => [1, 2, 3] (property order is not guaranteed across environments)
+ */
+ function values(object) {
+ var index = -1,
+ props = keys(object),
+ length = props.length,
+ result = Array(length);
+
+ while (++index < length) {
+ result[index] = object[props[index]];
+ }
+ return result;
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Creates an array of elements from the specified indexes, or keys, of the
+ * `collection`. Indexes may be specified as individual arguments or as arrays
+ * of indexes.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {...(number|number[]|string|string[])} [index] The indexes of `collection`
+ * to retrieve, specified as individual indexes or arrays of indexes.
+ * @returns {Array} Returns a new array of elements corresponding to the
+ * provided indexes.
+ * @example
+ *
+ * _.at(['a', 'b', 'c', 'd', 'e'], [0, 2, 4]);
+ * // => ['a', 'c', 'e']
+ *
+ * _.at(['fred', 'barney', 'pebbles'], 0, 2);
+ * // => ['fred', 'pebbles']
+ */
+ function at(collection) {
+ var args = arguments,
+ index = -1,
+ props = baseFlatten(args, true, false, 1),
+ length = (args[2] && args[2][args[1]] === collection) ? 1 : props.length,
+ result = Array(length);
+
+ while(++index < length) {
+ result[index] = collection[props[index]];
+ }
+ return result;
+ }
+
+ /**
+ * Checks if a given value is present in a collection using strict equality
+ * for comparisons, i.e. `===`. If `fromIndex` is negative, it is used as the
+ * offset from the end of the collection.
+ *
+ * @static
+ * @memberOf _
+ * @alias include
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {*} target The value to check for.
+ * @param {number} [fromIndex=0] The index to search from.
+ * @returns {boolean} Returns `true` if the `target` element is found, else `false`.
+ * @example
+ *
+ * _.contains([1, 2, 3], 1);
+ * // => true
+ *
+ * _.contains([1, 2, 3], 1, 2);
+ * // => false
+ *
+ * _.contains({ 'name': 'fred', 'age': 40 }, 'fred');
+ * // => true
+ *
+ * _.contains('pebbles', 'eb');
+ * // => true
+ */
+ function contains(collection, target, fromIndex) {
+ var index = -1,
+ indexOf = getIndexOf(),
+ length = collection ? collection.length : 0,
+ result = false;
+
+ fromIndex = (fromIndex < 0 ? nativeMax(0, length + fromIndex) : fromIndex) || 0;
+ if (isArray(collection)) {
+ result = indexOf(collection, target, fromIndex) > -1;
+ } else if (typeof length == 'number') {
+ result = (isString(collection) ? collection.indexOf(target, fromIndex) : indexOf(collection, target, fromIndex)) > -1;
+ } else {
+ forOwn(collection, function(value) {
+ if (++index >= fromIndex) {
+ return !(result = value === target);
+ }
+ });
+ }
+ return result;
+ }
+
+ /**
+ * Creates an object composed of keys generated from the results of running
+ * each element of `collection` through the callback. The corresponding value
+ * of each key is the number of times the key was returned by the callback.
+ * The callback is bound to `thisArg` and invoked with three arguments;
+ * (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns the composed aggregate object.
+ * @example
+ *
+ * _.countBy([4.3, 6.1, 6.4], function(num) { return Math.floor(num); });
+ * // => { '4': 1, '6': 2 }
+ *
+ * _.countBy([4.3, 6.1, 6.4], function(num) { return this.floor(num); }, Math);
+ * // => { '4': 1, '6': 2 }
+ *
+ * _.countBy(['one', 'two', 'three'], 'length');
+ * // => { '3': 2, '5': 1 }
+ */
+ var countBy = createAggregator(function(result, value, key) {
+ (hasOwnProperty.call(result, key) ? result[key]++ : result[key] = 1);
+ });
+
+ /**
+ * Checks if the given callback returns truey value for **all** elements of
+ * a collection. The callback is bound to `thisArg` and invoked with three
+ * arguments; (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias all
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {boolean} Returns `true` if all elements passed the callback check,
+ * else `false`.
+ * @example
+ *
+ * _.every([true, 1, null, 'yes']);
+ * // => false
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.every(characters, 'age');
+ * // => true
+ *
+ * // using "_.where" callback shorthand
+ * _.every(characters, { 'age': 36 });
+ * // => false
+ */
+ function every(collection, callback, thisArg) {
+ var result = true;
+ callback = lodash.createCallback(callback, thisArg, 3);
+
+ var index = -1,
+ length = collection ? collection.length : 0;
+
+ if (typeof length == 'number') {
+ while (++index < length) {
+ if (!(result = !!callback(collection[index], index, collection))) {
+ break;
+ }
+ }
+ } else {
+ forOwn(collection, function(value, index, collection) {
+ return (result = !!callback(value, index, collection));
+ });
+ }
+ return result;
+ }
+
+ /**
+ * Iterates over elements of a collection, returning an array of all elements
+ * the callback returns truey for. The callback is bound to `thisArg` and
+ * invoked with three arguments; (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias select
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a new array of elements that passed the callback check.
+ * @example
+ *
+ * var evens = _.filter([1, 2, 3, 4, 5, 6], function(num) { return num % 2 == 0; });
+ * // => [2, 4, 6]
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36, 'blocked': false },
+ * { 'name': 'fred', 'age': 40, 'blocked': true }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.filter(characters, 'blocked');
+ * // => [{ 'name': 'fred', 'age': 40, 'blocked': true }]
+ *
+ * // using "_.where" callback shorthand
+ * _.filter(characters, { 'age': 36 });
+ * // => [{ 'name': 'barney', 'age': 36, 'blocked': false }]
+ */
+ function filter(collection, callback, thisArg) {
+ var result = [];
+ callback = lodash.createCallback(callback, thisArg, 3);
+
+ var index = -1,
+ length = collection ? collection.length : 0;
+
+ if (typeof length == 'number') {
+ while (++index < length) {
+ var value = collection[index];
+ if (callback(value, index, collection)) {
+ result.push(value);
+ }
+ }
+ } else {
+ forOwn(collection, function(value, index, collection) {
+ if (callback(value, index, collection)) {
+ result.push(value);
+ }
+ });
+ }
+ return result;
+ }
+
+ /**
+ * Iterates over elements of a collection, returning the first element that
+ * the callback returns truey for. The callback is bound to `thisArg` and
+ * invoked with three arguments; (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias detect, findWhere
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the found element, else `undefined`.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36, 'blocked': false },
+ * { 'name': 'fred', 'age': 40, 'blocked': true },
+ * { 'name': 'pebbles', 'age': 1, 'blocked': false }
+ * ];
+ *
+ * _.find(characters, function(chr) {
+ * return chr.age < 40;
+ * });
+ * // => { 'name': 'barney', 'age': 36, 'blocked': false }
+ *
+ * // using "_.where" callback shorthand
+ * _.find(characters, { 'age': 1 });
+ * // => { 'name': 'pebbles', 'age': 1, 'blocked': false }
+ *
+ * // using "_.pluck" callback shorthand
+ * _.find(characters, 'blocked');
+ * // => { 'name': 'fred', 'age': 40, 'blocked': true }
+ */
+ function find(collection, callback, thisArg) {
+ callback = lodash.createCallback(callback, thisArg, 3);
+
+ var index = -1,
+ length = collection ? collection.length : 0;
+
+ if (typeof length == 'number') {
+ while (++index < length) {
+ var value = collection[index];
+ if (callback(value, index, collection)) {
+ return value;
+ }
+ }
+ } else {
+ var result;
+ forOwn(collection, function(value, index, collection) {
+ if (callback(value, index, collection)) {
+ result = value;
+ return false;
+ }
+ });
+ return result;
+ }
+ }
+
+ /**
+ * This method is like `_.find` except that it iterates over elements
+ * of a `collection` from right to left.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the found element, else `undefined`.
+ * @example
+ *
+ * _.findLast([1, 2, 3, 4], function(num) {
+ * return num % 2 == 1;
+ * });
+ * // => 3
+ */
+ function findLast(collection, callback, thisArg) {
+ var result;
+ callback = lodash.createCallback(callback, thisArg, 3);
+ forEachRight(collection, function(value, index, collection) {
+ if (callback(value, index, collection)) {
+ result = value;
+ return false;
+ }
+ });
+ return result;
+ }
+
+ /**
+ * Iterates over elements of a collection, executing the callback for each
+ * element. The callback is bound to `thisArg` and invoked with three arguments;
+ * (value, index|key, collection). Callbacks may exit iteration early by
+ * explicitly returning `false`.
+ *
+ * Note: As with other "Collections" methods, objects with a `length` property
+ * are iterated like arrays. To avoid this behavior `_.forIn` or `_.forOwn`
+ * may be used for object iteration.
+ *
+ * @static
+ * @memberOf _
+ * @alias each
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array|Object|string} Returns `collection`.
+ * @example
+ *
+ * _([1, 2, 3]).forEach(function(num) { console.log(num); }).join(',');
+ * // => logs each number and returns '1,2,3'
+ *
+ * _.forEach({ 'one': 1, 'two': 2, 'three': 3 }, function(num) { console.log(num); });
+ * // => logs each number and returns the object (property order is not guaranteed across environments)
+ */
+ function forEach(collection, callback, thisArg) {
+ var index = -1,
+ length = collection ? collection.length : 0;
+
+ callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3);
+ if (typeof length == 'number') {
+ while (++index < length) {
+ if (callback(collection[index], index, collection) === false) {
+ break;
+ }
+ }
+ } else {
+ forOwn(collection, callback);
+ }
+ return collection;
+ }
+
+ /**
+ * This method is like `_.forEach` except that it iterates over elements
+ * of a `collection` from right to left.
+ *
+ * @static
+ * @memberOf _
+ * @alias eachRight
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array|Object|string} Returns `collection`.
+ * @example
+ *
+ * _([1, 2, 3]).forEachRight(function(num) { console.log(num); }).join(',');
+ * // => logs each number from right to left and returns '3,2,1'
+ */
+ function forEachRight(collection, callback, thisArg) {
+ var length = collection ? collection.length : 0;
+ callback = callback && typeof thisArg == 'undefined' ? callback : baseCreateCallback(callback, thisArg, 3);
+ if (typeof length == 'number') {
+ while (length--) {
+ if (callback(collection[length], length, collection) === false) {
+ break;
+ }
+ }
+ } else {
+ var props = keys(collection);
+ length = props.length;
+ forOwn(collection, function(value, key, collection) {
+ key = props ? props[--length] : --length;
+ return callback(collection[key], key, collection);
+ });
+ }
+ return collection;
+ }
+
+ /**
+ * Creates an object composed of keys generated from the results of running
+ * each element of a collection through the callback. The corresponding value
+ * of each key is an array of the elements responsible for generating the key.
+ * The callback is bound to `thisArg` and invoked with three arguments;
+ * (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns the composed aggregate object.
+ * @example
+ *
+ * _.groupBy([4.2, 6.1, 6.4], function(num) { return Math.floor(num); });
+ * // => { '4': [4.2], '6': [6.1, 6.4] }
+ *
+ * _.groupBy([4.2, 6.1, 6.4], function(num) { return this.floor(num); }, Math);
+ * // => { '4': [4.2], '6': [6.1, 6.4] }
+ *
+ * // using "_.pluck" callback shorthand
+ * _.groupBy(['one', 'two', 'three'], 'length');
+ * // => { '3': ['one', 'two'], '5': ['three'] }
+ */
+ var groupBy = createAggregator(function(result, value, key) {
+ (hasOwnProperty.call(result, key) ? result[key] : result[key] = []).push(value);
+ });
+
+ /**
+ * Creates an object composed of keys generated from the results of running
+ * each element of the collection through the given callback. The corresponding
+ * value of each key is the last element responsible for generating the key.
+ * The callback is bound to `thisArg` and invoked with three arguments;
+ * (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Object} Returns the composed aggregate object.
+ * @example
+ *
+ * var keys = [
+ * { 'dir': 'left', 'code': 97 },
+ * { 'dir': 'right', 'code': 100 }
+ * ];
+ *
+ * _.indexBy(keys, 'dir');
+ * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }
+ *
+ * _.indexBy(keys, function(key) { return String.fromCharCode(key.code); });
+ * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }
+ *
+ * _.indexBy(characters, function(key) { this.fromCharCode(key.code); }, String);
+ * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }
+ */
+ var indexBy = createAggregator(function(result, value, key) {
+ result[key] = value;
+ });
+
+ /**
+ * Invokes the method named by `methodName` on each element in the `collection`
+ * returning an array of the results of each invoked method. Additional arguments
+ * will be provided to each invoked method. If `methodName` is a function it
+ * will be invoked for, and `this` bound to, each element in the `collection`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|string} methodName The name of the method to invoke or
+ * the function invoked per iteration.
+ * @param {...*} [arg] Arguments to invoke the method with.
+ * @returns {Array} Returns a new array of the results of each invoked method.
+ * @example
+ *
+ * _.invoke([[5, 1, 7], [3, 2, 1]], 'sort');
+ * // => [[1, 5, 7], [1, 2, 3]]
+ *
+ * _.invoke([123, 456], String.prototype.split, '');
+ * // => [['1', '2', '3'], ['4', '5', '6']]
+ */
+ function invoke(collection, methodName) {
+ var args = slice(arguments, 2),
+ index = -1,
+ isFunc = typeof methodName == 'function',
+ length = collection ? collection.length : 0,
+ result = Array(typeof length == 'number' ? length : 0);
+
+ forEach(collection, function(value) {
+ result[++index] = (isFunc ? methodName : value[methodName]).apply(value, args);
+ });
+ return result;
+ }
+
+ /**
+ * Creates an array of values by running each element in the collection
+ * through the callback. The callback is bound to `thisArg` and invoked with
+ * three arguments; (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias collect
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a new array of the results of each `callback` execution.
+ * @example
+ *
+ * _.map([1, 2, 3], function(num) { return num * 3; });
+ * // => [3, 6, 9]
+ *
+ * _.map({ 'one': 1, 'two': 2, 'three': 3 }, function(num) { return num * 3; });
+ * // => [3, 6, 9] (property order is not guaranteed across environments)
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.map(characters, 'name');
+ * // => ['barney', 'fred']
+ */
+ function map(collection, callback, thisArg) {
+ var index = -1,
+ length = collection ? collection.length : 0;
+
+ callback = lodash.createCallback(callback, thisArg, 3);
+ if (typeof length == 'number') {
+ var result = Array(length);
+ while (++index < length) {
+ result[index] = callback(collection[index], index, collection);
+ }
+ } else {
+ result = [];
+ forOwn(collection, function(value, key, collection) {
+ result[++index] = callback(value, key, collection);
+ });
+ }
+ return result;
+ }
+
+ /**
+ * Retrieves the maximum value of a collection. If the collection is empty or
+ * falsey `-Infinity` is returned. If a callback is provided it will be executed
+ * for each value in the collection to generate the criterion by which the value
+ * is ranked. The callback is bound to `thisArg` and invoked with three
+ * arguments; (value, index, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the maximum value.
+ * @example
+ *
+ * _.max([4, 2, 8, 6]);
+ * // => 8
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * _.max(characters, function(chr) { return chr.age; });
+ * // => { 'name': 'fred', 'age': 40 };
+ *
+ * // using "_.pluck" callback shorthand
+ * _.max(characters, 'age');
+ * // => { 'name': 'fred', 'age': 40 };
+ */
+ function max(collection, callback, thisArg) {
+ var computed = -Infinity,
+ result = computed;
+
+ // allows working with functions like `_.map` without using
+ // their `index` argument as a callback
+ if (typeof callback != 'function' && thisArg && thisArg[callback] === collection) {
+ callback = null;
+ }
+ if (callback == null && isArray(collection)) {
+ var index = -1,
+ length = collection.length;
+
+ while (++index < length) {
+ var value = collection[index];
+ if (value > result) {
+ result = value;
+ }
+ }
+ } else {
+ callback = (callback == null && isString(collection))
+ ? charAtCallback
+ : lodash.createCallback(callback, thisArg, 3);
+
+ forEach(collection, function(value, index, collection) {
+ var current = callback(value, index, collection);
+ if (current > computed) {
+ computed = current;
+ result = value;
+ }
+ });
+ }
+ return result;
+ }
+
+ /**
+ * Retrieves the minimum value of a collection. If the collection is empty or
+ * falsey `Infinity` is returned. If a callback is provided it will be executed
+ * for each value in the collection to generate the criterion by which the value
+ * is ranked. The callback is bound to `thisArg` and invoked with three
+ * arguments; (value, index, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the minimum value.
+ * @example
+ *
+ * _.min([4, 2, 8, 6]);
+ * // => 2
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * _.min(characters, function(chr) { return chr.age; });
+ * // => { 'name': 'barney', 'age': 36 };
+ *
+ * // using "_.pluck" callback shorthand
+ * _.min(characters, 'age');
+ * // => { 'name': 'barney', 'age': 36 };
+ */
+ function min(collection, callback, thisArg) {
+ var computed = Infinity,
+ result = computed;
+
+ // allows working with functions like `_.map` without using
+ // their `index` argument as a callback
+ if (typeof callback != 'function' && thisArg && thisArg[callback] === collection) {
+ callback = null;
+ }
+ if (callback == null && isArray(collection)) {
+ var index = -1,
+ length = collection.length;
+
+ while (++index < length) {
+ var value = collection[index];
+ if (value < result) {
+ result = value;
+ }
+ }
+ } else {
+ callback = (callback == null && isString(collection))
+ ? charAtCallback
+ : lodash.createCallback(callback, thisArg, 3);
+
+ forEach(collection, function(value, index, collection) {
+ var current = callback(value, index, collection);
+ if (current < computed) {
+ computed = current;
+ result = value;
+ }
+ });
+ }
+ return result;
+ }
+
+ /**
+ * Retrieves the value of a specified property from all elements in the collection.
+ *
+ * @static
+ * @memberOf _
+ * @type Function
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {string} property The name of the property to pluck.
+ * @returns {Array} Returns a new array of property values.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * _.pluck(characters, 'name');
+ * // => ['barney', 'fred']
+ */
+ var pluck = map;
+
+ /**
+ * Reduces a collection to a value which is the accumulated result of running
+ * each element in the collection through the callback, where each successive
+ * callback execution consumes the return value of the previous execution. If
+ * `accumulator` is not provided the first element of the collection will be
+ * used as the initial `accumulator` value. The callback is bound to `thisArg`
+ * and invoked with four arguments; (accumulator, value, index|key, collection).
+ *
+ * @static
+ * @memberOf _
+ * @alias foldl, inject
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [accumulator] Initial value of the accumulator.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the accumulated value.
+ * @example
+ *
+ * var sum = _.reduce([1, 2, 3], function(sum, num) {
+ * return sum + num;
+ * });
+ * // => 6
+ *
+ * var mapped = _.reduce({ 'a': 1, 'b': 2, 'c': 3 }, function(result, num, key) {
+ * result[key] = num * 3;
+ * return result;
+ * }, {});
+ * // => { 'a': 3, 'b': 6, 'c': 9 }
+ */
+ function reduce(collection, callback, accumulator, thisArg) {
+ if (!collection) return accumulator;
+ var noaccum = arguments.length < 3;
+ callback = lodash.createCallback(callback, thisArg, 4);
+
+ var index = -1,
+ length = collection.length;
+
+ if (typeof length == 'number') {
+ if (noaccum) {
+ accumulator = collection[++index];
+ }
+ while (++index < length) {
+ accumulator = callback(accumulator, collection[index], index, collection);
+ }
+ } else {
+ forOwn(collection, function(value, index, collection) {
+ accumulator = noaccum
+ ? (noaccum = false, value)
+ : callback(accumulator, value, index, collection)
+ });
+ }
+ return accumulator;
+ }
+
+ /**
+ * This method is like `_.reduce` except that it iterates over elements
+ * of a `collection` from right to left.
+ *
+ * @static
+ * @memberOf _
+ * @alias foldr
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function} [callback=identity] The function called per iteration.
+ * @param {*} [accumulator] Initial value of the accumulator.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the accumulated value.
+ * @example
+ *
+ * var list = [[0, 1], [2, 3], [4, 5]];
+ * var flat = _.reduceRight(list, function(a, b) { return a.concat(b); }, []);
+ * // => [4, 5, 2, 3, 0, 1]
+ */
+ function reduceRight(collection, callback, accumulator, thisArg) {
+ var noaccum = arguments.length < 3;
+ callback = lodash.createCallback(callback, thisArg, 4);
+ forEachRight(collection, function(value, index, collection) {
+ accumulator = noaccum
+ ? (noaccum = false, value)
+ : callback(accumulator, value, index, collection);
+ });
+ return accumulator;
+ }
+
+ /**
+ * The opposite of `_.filter` this method returns the elements of a
+ * collection that the callback does **not** return truey for.
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a new array of elements that failed the callback check.
+ * @example
+ *
+ * var odds = _.reject([1, 2, 3, 4, 5, 6], function(num) { return num % 2 == 0; });
+ * // => [1, 3, 5]
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36, 'blocked': false },
+ * { 'name': 'fred', 'age': 40, 'blocked': true }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.reject(characters, 'blocked');
+ * // => [{ 'name': 'barney', 'age': 36, 'blocked': false }]
+ *
+ * // using "_.where" callback shorthand
+ * _.reject(characters, { 'age': 36 });
+ * // => [{ 'name': 'fred', 'age': 40, 'blocked': true }]
+ */
+ function reject(collection, callback, thisArg) {
+ callback = lodash.createCallback(callback, thisArg, 3);
+ return filter(collection, function(value, index, collection) {
+ return !callback(value, index, collection);
+ });
+ }
+
+ /**
+ * Retrieves a random element or `n` random elements from a collection.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to sample.
+ * @param {number} [n] The number of elements to sample.
+ * @param- {Object} [guard] Allows working with functions like `_.map`
+ * without using their `index` arguments as `n`.
+ * @returns {Array} Returns the random sample(s) of `collection`.
+ * @example
+ *
+ * _.sample([1, 2, 3, 4]);
+ * // => 2
+ *
+ * _.sample([1, 2, 3, 4], 2);
+ * // => [3, 1]
+ */
+ function sample(collection, n, guard) {
+ if (collection && typeof collection.length != 'number') {
+ collection = values(collection);
+ }
+ if (n == null || guard) {
+ return collection ? collection[baseRandom(0, collection.length - 1)] : undefined;
+ }
+ var result = shuffle(collection);
+ result.length = nativeMin(nativeMax(0, n), result.length);
+ return result;
+ }
+
+ /**
+ * Creates an array of shuffled values, using a version of the Fisher-Yates
+ * shuffle. See http://en.wikipedia.org/wiki/Fisher-Yates_shuffle.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to shuffle.
+ * @returns {Array} Returns a new shuffled collection.
+ * @example
+ *
+ * _.shuffle([1, 2, 3, 4, 5, 6]);
+ * // => [4, 1, 6, 3, 5, 2]
+ */
+ function shuffle(collection) {
+ var index = -1,
+ length = collection ? collection.length : 0,
+ result = Array(typeof length == 'number' ? length : 0);
+
+ forEach(collection, function(value) {
+ var rand = baseRandom(0, ++index);
+ result[index] = result[rand];
+ result[rand] = value;
+ });
+ return result;
+ }
+
+ /**
+ * Gets the size of the `collection` by returning `collection.length` for arrays
+ * and array-like objects or the number of own enumerable properties for objects.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to inspect.
+ * @returns {number} Returns `collection.length` or number of own enumerable properties.
+ * @example
+ *
+ * _.size([1, 2]);
+ * // => 2
+ *
+ * _.size({ 'one': 1, 'two': 2, 'three': 3 });
+ * // => 3
+ *
+ * _.size('pebbles');
+ * // => 7
+ */
+ function size(collection) {
+ var length = collection ? collection.length : 0;
+ return typeof length == 'number' ? length : keys(collection).length;
+ }
+
+ /**
+ * Checks if the callback returns a truey value for **any** element of a
+ * collection. The function returns as soon as it finds a passing value and
+ * does not iterate over the entire collection. The callback is bound to
+ * `thisArg` and invoked with three arguments; (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias any
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {boolean} Returns `true` if any element passed the callback check,
+ * else `false`.
+ * @example
+ *
+ * _.some([null, 0, 'yes', false], Boolean);
+ * // => true
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36, 'blocked': false },
+ * { 'name': 'fred', 'age': 40, 'blocked': true }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.some(characters, 'blocked');
+ * // => true
+ *
+ * // using "_.where" callback shorthand
+ * _.some(characters, { 'age': 1 });
+ * // => false
+ */
+ function some(collection, callback, thisArg) {
+ var result;
+ callback = lodash.createCallback(callback, thisArg, 3);
+
+ var index = -1,
+ length = collection ? collection.length : 0;
+
+ if (typeof length == 'number') {
+ while (++index < length) {
+ if ((result = callback(collection[index], index, collection))) {
+ break;
+ }
+ }
+ } else {
+ forOwn(collection, function(value, index, collection) {
+ return !(result = callback(value, index, collection));
+ });
+ }
+ return !!result;
+ }
+
+ /**
+ * Creates an array of elements, sorted in ascending order by the results of
+ * running each element in a collection through the callback. This method
+ * performs a stable sort, that is, it will preserve the original sort order
+ * of equal elements. The callback is bound to `thisArg` and invoked with
+ * three arguments; (value, index|key, collection).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an array of property names is provided for `callback` the collection
+ * will be sorted by each property value.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Array|Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a new array of sorted elements.
+ * @example
+ *
+ * _.sortBy([1, 2, 3], function(num) { return Math.sin(num); });
+ * // => [3, 1, 2]
+ *
+ * _.sortBy([1, 2, 3], function(num) { return this.sin(num); }, Math);
+ * // => [3, 1, 2]
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 },
+ * { 'name': 'barney', 'age': 26 },
+ * { 'name': 'fred', 'age': 30 }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.map(_.sortBy(characters, 'age'), _.values);
+ * // => [['barney', 26], ['fred', 30], ['barney', 36], ['fred', 40]]
+ *
+ * // sorting by multiple properties
+ * _.map(_.sortBy(characters, ['name', 'age']), _.values);
+ * // = > [['barney', 26], ['barney', 36], ['fred', 30], ['fred', 40]]
+ */
+ function sortBy(collection, callback, thisArg) {
+ var index = -1,
+ isArr = isArray(callback),
+ length = collection ? collection.length : 0,
+ result = Array(typeof length == 'number' ? length : 0);
+
+ if (!isArr) {
+ callback = lodash.createCallback(callback, thisArg, 3);
+ }
+ forEach(collection, function(value, key, collection) {
+ var object = result[++index] = getObject();
+ if (isArr) {
+ object.criteria = map(callback, function(key) { return value[key]; });
+ } else {
+ (object.criteria = getArray())[0] = callback(value, key, collection);
+ }
+ object.index = index;
+ object.value = value;
+ });
+
+ length = result.length;
+ result.sort(compareAscending);
+ while (length--) {
+ var object = result[length];
+ result[length] = object.value;
+ if (!isArr) {
+ releaseArray(object.criteria);
+ }
+ releaseObject(object);
+ }
+ return result;
+ }
+
+ /**
+ * Converts the `collection` to an array.
+ *
+ * @static
+ * @memberOf _
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to convert.
+ * @returns {Array} Returns the new converted array.
+ * @example
+ *
+ * (function() { return _.toArray(arguments).slice(1); })(1, 2, 3, 4);
+ * // => [2, 3, 4]
+ */
+ function toArray(collection) {
+ if (collection && typeof collection.length == 'number') {
+ return slice(collection);
+ }
+ return values(collection);
+ }
+
+ /**
+ * Performs a deep comparison of each element in a `collection` to the given
+ * `properties` object, returning an array of all elements that have equivalent
+ * property values.
+ *
+ * @static
+ * @memberOf _
+ * @type Function
+ * @category Collections
+ * @param {Array|Object|string} collection The collection to iterate over.
+ * @param {Object} props The object of property values to filter by.
+ * @returns {Array} Returns a new array of elements that have the given properties.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36, 'pets': ['hoppy'] },
+ * { 'name': 'fred', 'age': 40, 'pets': ['baby puss', 'dino'] }
+ * ];
+ *
+ * _.where(characters, { 'age': 36 });
+ * // => [{ 'name': 'barney', 'age': 36, 'pets': ['hoppy'] }]
+ *
+ * _.where(characters, { 'pets': ['dino'] });
+ * // => [{ 'name': 'fred', 'age': 40, 'pets': ['baby puss', 'dino'] }]
+ */
+ var where = filter;
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Creates an array with all falsey values removed. The values `false`, `null`,
+ * `0`, `""`, `undefined`, and `NaN` are all falsey.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to compact.
+ * @returns {Array} Returns a new array of filtered values.
+ * @example
+ *
+ * _.compact([0, 1, false, 2, '', 3]);
+ * // => [1, 2, 3]
+ */
+ function compact(array) {
+ var index = -1,
+ length = array ? array.length : 0,
+ result = [];
+
+ while (++index < length) {
+ var value = array[index];
+ if (value) {
+ result.push(value);
+ }
+ }
+ return result;
+ }
+
+ /**
+ * Creates an array excluding all values of the provided arrays using strict
+ * equality for comparisons, i.e. `===`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to process.
+ * @param {...Array} [values] The arrays of values to exclude.
+ * @returns {Array} Returns a new array of filtered values.
+ * @example
+ *
+ * _.difference([1, 2, 3, 4, 5], [5, 2, 10]);
+ * // => [1, 3, 4]
+ */
+ function difference(array) {
+ return baseDifference(array, baseFlatten(arguments, true, true, 1));
+ }
+
+ /**
+ * This method is like `_.find` except that it returns the index of the first
+ * element that passes the callback check, instead of the element itself.
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to search.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {number} Returns the index of the found element, else `-1`.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36, 'blocked': false },
+ * { 'name': 'fred', 'age': 40, 'blocked': true },
+ * { 'name': 'pebbles', 'age': 1, 'blocked': false }
+ * ];
+ *
+ * _.findIndex(characters, function(chr) {
+ * return chr.age < 20;
+ * });
+ * // => 2
+ *
+ * // using "_.where" callback shorthand
+ * _.findIndex(characters, { 'age': 36 });
+ * // => 0
+ *
+ * // using "_.pluck" callback shorthand
+ * _.findIndex(characters, 'blocked');
+ * // => 1
+ */
+ function findIndex(array, callback, thisArg) {
+ var index = -1,
+ length = array ? array.length : 0;
+
+ callback = lodash.createCallback(callback, thisArg, 3);
+ while (++index < length) {
+ if (callback(array[index], index, array)) {
+ return index;
+ }
+ }
+ return -1;
+ }
+
+ /**
+ * This method is like `_.findIndex` except that it iterates over elements
+ * of a `collection` from right to left.
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to search.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {number} Returns the index of the found element, else `-1`.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36, 'blocked': true },
+ * { 'name': 'fred', 'age': 40, 'blocked': false },
+ * { 'name': 'pebbles', 'age': 1, 'blocked': true }
+ * ];
+ *
+ * _.findLastIndex(characters, function(chr) {
+ * return chr.age > 30;
+ * });
+ * // => 1
+ *
+ * // using "_.where" callback shorthand
+ * _.findLastIndex(characters, { 'age': 36 });
+ * // => 0
+ *
+ * // using "_.pluck" callback shorthand
+ * _.findLastIndex(characters, 'blocked');
+ * // => 2
+ */
+ function findLastIndex(array, callback, thisArg) {
+ var length = array ? array.length : 0;
+ callback = lodash.createCallback(callback, thisArg, 3);
+ while (length--) {
+ if (callback(array[length], length, array)) {
+ return length;
+ }
+ }
+ return -1;
+ }
+
+ /**
+ * Gets the first element or first `n` elements of an array. If a callback
+ * is provided elements at the beginning of the array are returned as long
+ * as the callback returns truey. The callback is bound to `thisArg` and
+ * invoked with three arguments; (value, index, array).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias head, take
+ * @category Arrays
+ * @param {Array} array The array to query.
+ * @param {Function|Object|number|string} [callback] The function called
+ * per element or the number of elements to return. If a property name or
+ * object is provided it will be used to create a "_.pluck" or "_.where"
+ * style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the first element(s) of `array`.
+ * @example
+ *
+ * _.first([1, 2, 3]);
+ * // => 1
+ *
+ * _.first([1, 2, 3], 2);
+ * // => [1, 2]
+ *
+ * _.first([1, 2, 3], function(num) {
+ * return num < 3;
+ * });
+ * // => [1, 2]
+ *
+ * var characters = [
+ * { 'name': 'barney', 'blocked': true, 'employer': 'slate' },
+ * { 'name': 'fred', 'blocked': false, 'employer': 'slate' },
+ * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.first(characters, 'blocked');
+ * // => [{ 'name': 'barney', 'blocked': true, 'employer': 'slate' }]
+ *
+ * // using "_.where" callback shorthand
+ * _.pluck(_.first(characters, { 'employer': 'slate' }), 'name');
+ * // => ['barney', 'fred']
+ */
+ function first(array, callback, thisArg) {
+ var n = 0,
+ length = array ? array.length : 0;
+
+ if (typeof callback != 'number' && callback != null) {
+ var index = -1;
+ callback = lodash.createCallback(callback, thisArg, 3);
+ while (++index < length && callback(array[index], index, array)) {
+ n++;
+ }
+ } else {
+ n = callback;
+ if (n == null || thisArg) {
+ return array ? array[0] : undefined;
+ }
+ }
+ return slice(array, 0, nativeMin(nativeMax(0, n), length));
+ }
+
+ /**
+ * Flattens a nested array (the nesting can be to any depth). If `isShallow`
+ * is truey, the array will only be flattened a single level. If a callback
+ * is provided each element of the array is passed through the callback before
+ * flattening. The callback is bound to `thisArg` and invoked with three
+ * arguments; (value, index, array).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to flatten.
+ * @param {boolean} [isShallow=false] A flag to restrict flattening to a single level.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a new flattened array.
+ * @example
+ *
+ * _.flatten([1, [2], [3, [[4]]]]);
+ * // => [1, 2, 3, 4];
+ *
+ * _.flatten([1, [2], [3, [[4]]]], true);
+ * // => [1, 2, 3, [[4]]];
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 30, 'pets': ['hoppy'] },
+ * { 'name': 'fred', 'age': 40, 'pets': ['baby puss', 'dino'] }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.flatten(characters, 'pets');
+ * // => ['hoppy', 'baby puss', 'dino']
+ */
+ function flatten(array, isShallow, callback, thisArg) {
+ // juggle arguments
+ if (typeof isShallow != 'boolean' && isShallow != null) {
+ thisArg = callback;
+ callback = (typeof isShallow != 'function' && thisArg && thisArg[isShallow] === array) ? null : isShallow;
+ isShallow = false;
+ }
+ if (callback != null) {
+ array = map(array, callback, thisArg);
+ }
+ return baseFlatten(array, isShallow);
+ }
+
+ /**
+ * Gets the index at which the first occurrence of `value` is found using
+ * strict equality for comparisons, i.e. `===`. If the array is already sorted
+ * providing `true` for `fromIndex` will run a faster binary search.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to search.
+ * @param {*} value The value to search for.
+ * @param {boolean|number} [fromIndex=0] The index to search from or `true`
+ * to perform a binary search on a sorted array.
+ * @returns {number} Returns the index of the matched value or `-1`.
+ * @example
+ *
+ * _.indexOf([1, 2, 3, 1, 2, 3], 2);
+ * // => 1
+ *
+ * _.indexOf([1, 2, 3, 1, 2, 3], 2, 3);
+ * // => 4
+ *
+ * _.indexOf([1, 1, 2, 2, 3, 3], 2, true);
+ * // => 2
+ */
+ function indexOf(array, value, fromIndex) {
+ if (typeof fromIndex == 'number') {
+ var length = array ? array.length : 0;
+ fromIndex = (fromIndex < 0 ? nativeMax(0, length + fromIndex) : fromIndex || 0);
+ } else if (fromIndex) {
+ var index = sortedIndex(array, value);
+ return array[index] === value ? index : -1;
+ }
+ return baseIndexOf(array, value, fromIndex);
+ }
+
+ /**
+ * Gets all but the last element or last `n` elements of an array. If a
+ * callback is provided elements at the end of the array are excluded from
+ * the result as long as the callback returns truey. The callback is bound
+ * to `thisArg` and invoked with three arguments; (value, index, array).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to query.
+ * @param {Function|Object|number|string} [callback=1] The function called
+ * per element or the number of elements to exclude. If a property name or
+ * object is provided it will be used to create a "_.pluck" or "_.where"
+ * style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a slice of `array`.
+ * @example
+ *
+ * _.initial([1, 2, 3]);
+ * // => [1, 2]
+ *
+ * _.initial([1, 2, 3], 2);
+ * // => [1]
+ *
+ * _.initial([1, 2, 3], function(num) {
+ * return num > 1;
+ * });
+ * // => [1]
+ *
+ * var characters = [
+ * { 'name': 'barney', 'blocked': false, 'employer': 'slate' },
+ * { 'name': 'fred', 'blocked': true, 'employer': 'slate' },
+ * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.initial(characters, 'blocked');
+ * // => [{ 'name': 'barney', 'blocked': false, 'employer': 'slate' }]
+ *
+ * // using "_.where" callback shorthand
+ * _.pluck(_.initial(characters, { 'employer': 'na' }), 'name');
+ * // => ['barney', 'fred']
+ */
+ function initial(array, callback, thisArg) {
+ var n = 0,
+ length = array ? array.length : 0;
+
+ if (typeof callback != 'number' && callback != null) {
+ var index = length;
+ callback = lodash.createCallback(callback, thisArg, 3);
+ while (index-- && callback(array[index], index, array)) {
+ n++;
+ }
+ } else {
+ n = (callback == null || thisArg) ? 1 : callback || n;
+ }
+ return slice(array, 0, nativeMin(nativeMax(0, length - n), length));
+ }
+
+ /**
+ * Creates an array of unique values present in all provided arrays using
+ * strict equality for comparisons, i.e. `===`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {...Array} [array] The arrays to inspect.
+ * @returns {Array} Returns an array of shared values.
+ * @example
+ *
+ * _.intersection([1, 2, 3], [5, 2, 1, 4], [2, 1]);
+ * // => [1, 2]
+ */
+ function intersection() {
+ var args = [],
+ argsIndex = -1,
+ argsLength = arguments.length,
+ caches = getArray(),
+ indexOf = getIndexOf(),
+ trustIndexOf = indexOf === baseIndexOf,
+ seen = getArray();
+
+ while (++argsIndex < argsLength) {
+ var value = arguments[argsIndex];
+ if (isArray(value) || isArguments(value)) {
+ args.push(value);
+ caches.push(trustIndexOf && value.length >= largeArraySize &&
+ createCache(argsIndex ? args[argsIndex] : seen));
+ }
+ }
+ var array = args[0],
+ index = -1,
+ length = array ? array.length : 0,
+ result = [];
+
+ outer:
+ while (++index < length) {
+ var cache = caches[0];
+ value = array[index];
+
+ if ((cache ? cacheIndexOf(cache, value) : indexOf(seen, value)) < 0) {
+ argsIndex = argsLength;
+ (cache || seen).push(value);
+ while (--argsIndex) {
+ cache = caches[argsIndex];
+ if ((cache ? cacheIndexOf(cache, value) : indexOf(args[argsIndex], value)) < 0) {
+ continue outer;
+ }
+ }
+ result.push(value);
+ }
+ }
+ while (argsLength--) {
+ cache = caches[argsLength];
+ if (cache) {
+ releaseObject(cache);
+ }
+ }
+ releaseArray(caches);
+ releaseArray(seen);
+ return result;
+ }
+
+ /**
+ * Gets the last element or last `n` elements of an array. If a callback is
+ * provided elements at the end of the array are returned as long as the
+ * callback returns truey. The callback is bound to `thisArg` and invoked
+ * with three arguments; (value, index, array).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to query.
+ * @param {Function|Object|number|string} [callback] The function called
+ * per element or the number of elements to return. If a property name or
+ * object is provided it will be used to create a "_.pluck" or "_.where"
+ * style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {*} Returns the last element(s) of `array`.
+ * @example
+ *
+ * _.last([1, 2, 3]);
+ * // => 3
+ *
+ * _.last([1, 2, 3], 2);
+ * // => [2, 3]
+ *
+ * _.last([1, 2, 3], function(num) {
+ * return num > 1;
+ * });
+ * // => [2, 3]
+ *
+ * var characters = [
+ * { 'name': 'barney', 'blocked': false, 'employer': 'slate' },
+ * { 'name': 'fred', 'blocked': true, 'employer': 'slate' },
+ * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.pluck(_.last(characters, 'blocked'), 'name');
+ * // => ['fred', 'pebbles']
+ *
+ * // using "_.where" callback shorthand
+ * _.last(characters, { 'employer': 'na' });
+ * // => [{ 'name': 'pebbles', 'blocked': true, 'employer': 'na' }]
+ */
+ function last(array, callback, thisArg) {
+ var n = 0,
+ length = array ? array.length : 0;
+
+ if (typeof callback != 'number' && callback != null) {
+ var index = length;
+ callback = lodash.createCallback(callback, thisArg, 3);
+ while (index-- && callback(array[index], index, array)) {
+ n++;
+ }
+ } else {
+ n = callback;
+ if (n == null || thisArg) {
+ return array ? array[length - 1] : undefined;
+ }
+ }
+ return slice(array, nativeMax(0, length - n));
+ }
+
+ /**
+ * Gets the index at which the last occurrence of `value` is found using strict
+ * equality for comparisons, i.e. `===`. If `fromIndex` is negative, it is used
+ * as the offset from the end of the collection.
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to search.
+ * @param {*} value The value to search for.
+ * @param {number} [fromIndex=array.length-1] The index to search from.
+ * @returns {number} Returns the index of the matched value or `-1`.
+ * @example
+ *
+ * _.lastIndexOf([1, 2, 3, 1, 2, 3], 2);
+ * // => 4
+ *
+ * _.lastIndexOf([1, 2, 3, 1, 2, 3], 2, 3);
+ * // => 1
+ */
+ function lastIndexOf(array, value, fromIndex) {
+ var index = array ? array.length : 0;
+ if (typeof fromIndex == 'number') {
+ index = (fromIndex < 0 ? nativeMax(0, index + fromIndex) : nativeMin(fromIndex, index - 1)) + 1;
+ }
+ while (index--) {
+ if (array[index] === value) {
+ return index;
+ }
+ }
+ return -1;
+ }
+
+ /**
+ * Removes all provided values from the given array using strict equality for
+ * comparisons, i.e. `===`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to modify.
+ * @param {...*} [value] The values to remove.
+ * @returns {Array} Returns `array`.
+ * @example
+ *
+ * var array = [1, 2, 3, 1, 2, 3];
+ * _.pull(array, 2, 3);
+ * console.log(array);
+ * // => [1, 1]
+ */
+ function pull(array) {
+ var args = arguments,
+ argsIndex = 0,
+ argsLength = args.length,
+ length = array ? array.length : 0;
+
+ while (++argsIndex < argsLength) {
+ var index = -1,
+ value = args[argsIndex];
+ while (++index < length) {
+ if (array[index] === value) {
+ splice.call(array, index--, 1);
+ length--;
+ }
+ }
+ }
+ return array;
+ }
+
+ /**
+ * Creates an array of numbers (positive and/or negative) progressing from
+ * `start` up to but not including `end`. If `start` is less than `stop` a
+ * zero-length range is created unless a negative `step` is specified.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {number} [start=0] The start of the range.
+ * @param {number} end The end of the range.
+ * @param {number} [step=1] The value to increment or decrement by.
+ * @returns {Array} Returns a new range array.
+ * @example
+ *
+ * _.range(4);
+ * // => [0, 1, 2, 3]
+ *
+ * _.range(1, 5);
+ * // => [1, 2, 3, 4]
+ *
+ * _.range(0, 20, 5);
+ * // => [0, 5, 10, 15]
+ *
+ * _.range(0, -4, -1);
+ * // => [0, -1, -2, -3]
+ *
+ * _.range(1, 4, 0);
+ * // => [1, 1, 1]
+ *
+ * _.range(0);
+ * // => []
+ */
+ function range(start, end, step) {
+ start = +start || 0;
+ step = typeof step == 'number' ? step : (+step || 1);
+
+ if (end == null) {
+ end = start;
+ start = 0;
+ }
+ // use `Array(length)` so engines like Chakra and V8 avoid slower modes
+ // http://youtu.be/XAqIpGU8ZZk#t=17m25s
+ var index = -1,
+ length = nativeMax(0, ceil((end - start) / (step || 1))),
+ result = Array(length);
+
+ while (++index < length) {
+ result[index] = start;
+ start += step;
+ }
+ return result;
+ }
+
+ /**
+ * Removes all elements from an array that the callback returns truey for
+ * and returns an array of removed elements. The callback is bound to `thisArg`
+ * and invoked with three arguments; (value, index, array).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to modify.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a new array of removed elements.
+ * @example
+ *
+ * var array = [1, 2, 3, 4, 5, 6];
+ * var evens = _.remove(array, function(num) { return num % 2 == 0; });
+ *
+ * console.log(array);
+ * // => [1, 3, 5]
+ *
+ * console.log(evens);
+ * // => [2, 4, 6]
+ */
+ function remove(array, callback, thisArg) {
+ var index = -1,
+ length = array ? array.length : 0,
+ result = [];
+
+ callback = lodash.createCallback(callback, thisArg, 3);
+ while (++index < length) {
+ var value = array[index];
+ if (callback(value, index, array)) {
+ result.push(value);
+ splice.call(array, index--, 1);
+ length--;
+ }
+ }
+ return result;
+ }
+
+ /**
+ * The opposite of `_.initial` this method gets all but the first element or
+ * first `n` elements of an array. If a callback function is provided elements
+ * at the beginning of the array are excluded from the result as long as the
+ * callback returns truey. The callback is bound to `thisArg` and invoked
+ * with three arguments; (value, index, array).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias drop, tail
+ * @category Arrays
+ * @param {Array} array The array to query.
+ * @param {Function|Object|number|string} [callback=1] The function called
+ * per element or the number of elements to exclude. If a property name or
+ * object is provided it will be used to create a "_.pluck" or "_.where"
+ * style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a slice of `array`.
+ * @example
+ *
+ * _.rest([1, 2, 3]);
+ * // => [2, 3]
+ *
+ * _.rest([1, 2, 3], 2);
+ * // => [3]
+ *
+ * _.rest([1, 2, 3], function(num) {
+ * return num < 3;
+ * });
+ * // => [3]
+ *
+ * var characters = [
+ * { 'name': 'barney', 'blocked': true, 'employer': 'slate' },
+ * { 'name': 'fred', 'blocked': false, 'employer': 'slate' },
+ * { 'name': 'pebbles', 'blocked': true, 'employer': 'na' }
+ * ];
+ *
+ * // using "_.pluck" callback shorthand
+ * _.pluck(_.rest(characters, 'blocked'), 'name');
+ * // => ['fred', 'pebbles']
+ *
+ * // using "_.where" callback shorthand
+ * _.rest(characters, { 'employer': 'slate' });
+ * // => [{ 'name': 'pebbles', 'blocked': true, 'employer': 'na' }]
+ */
+ function rest(array, callback, thisArg) {
+ if (typeof callback != 'number' && callback != null) {
+ var n = 0,
+ index = -1,
+ length = array ? array.length : 0;
+
+ callback = lodash.createCallback(callback, thisArg, 3);
+ while (++index < length && callback(array[index], index, array)) {
+ n++;
+ }
+ } else {
+ n = (callback == null || thisArg) ? 1 : nativeMax(0, callback);
+ }
+ return slice(array, n);
+ }
+
+ /**
+ * Uses a binary search to determine the smallest index at which a value
+ * should be inserted into a given sorted array in order to maintain the sort
+ * order of the array. If a callback is provided it will be executed for
+ * `value` and each element of `array` to compute their sort ranking. The
+ * callback is bound to `thisArg` and invoked with one argument; (value).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to inspect.
+ * @param {*} value The value to evaluate.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {number} Returns the index at which `value` should be inserted
+ * into `array`.
+ * @example
+ *
+ * _.sortedIndex([20, 30, 50], 40);
+ * // => 2
+ *
+ * // using "_.pluck" callback shorthand
+ * _.sortedIndex([{ 'x': 20 }, { 'x': 30 }, { 'x': 50 }], { 'x': 40 }, 'x');
+ * // => 2
+ *
+ * var dict = {
+ * 'wordToNumber': { 'twenty': 20, 'thirty': 30, 'fourty': 40, 'fifty': 50 }
+ * };
+ *
+ * _.sortedIndex(['twenty', 'thirty', 'fifty'], 'fourty', function(word) {
+ * return dict.wordToNumber[word];
+ * });
+ * // => 2
+ *
+ * _.sortedIndex(['twenty', 'thirty', 'fifty'], 'fourty', function(word) {
+ * return this.wordToNumber[word];
+ * }, dict);
+ * // => 2
+ */
+ function sortedIndex(array, value, callback, thisArg) {
+ var low = 0,
+ high = array ? array.length : low;
+
+ // explicitly reference `identity` for better inlining in Firefox
+ callback = callback ? lodash.createCallback(callback, thisArg, 1) : identity;
+ value = callback(value);
+
+ while (low < high) {
+ var mid = (low + high) >>> 1;
+ (callback(array[mid]) < value)
+ ? low = mid + 1
+ : high = mid;
+ }
+ return low;
+ }
+
+ /**
+ * Creates an array of unique values, in order, of the provided arrays using
+ * strict equality for comparisons, i.e. `===`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {...Array} [array] The arrays to inspect.
+ * @returns {Array} Returns an array of combined values.
+ * @example
+ *
+ * _.union([1, 2, 3], [5, 2, 1, 4], [2, 1]);
+ * // => [1, 2, 3, 5, 4]
+ */
+ function union() {
+ return baseUniq(baseFlatten(arguments, true, true));
+ }
+
+ /**
+ * Creates a duplicate-value-free version of an array using strict equality
+ * for comparisons, i.e. `===`. If the array is sorted, providing
+ * `true` for `isSorted` will use a faster algorithm. If a callback is provided
+ * each element of `array` is passed through the callback before uniqueness
+ * is computed. The callback is bound to `thisArg` and invoked with three
+ * arguments; (value, index, array).
+ *
+ * If a property name is provided for `callback` the created "_.pluck" style
+ * callback will return the property value of the given element.
+ *
+ * If an object is provided for `callback` the created "_.where" style callback
+ * will return `true` for elements that have the properties of the given object,
+ * else `false`.
+ *
+ * @static
+ * @memberOf _
+ * @alias unique
+ * @category Arrays
+ * @param {Array} array The array to process.
+ * @param {boolean} [isSorted=false] A flag to indicate that `array` is sorted.
+ * @param {Function|Object|string} [callback=identity] The function called
+ * per iteration. If a property name or object is provided it will be used
+ * to create a "_.pluck" or "_.where" style callback, respectively.
+ * @param {*} [thisArg] The `this` binding of `callback`.
+ * @returns {Array} Returns a duplicate-value-free array.
+ * @example
+ *
+ * _.uniq([1, 2, 1, 3, 1]);
+ * // => [1, 2, 3]
+ *
+ * _.uniq([1, 1, 2, 2, 3], true);
+ * // => [1, 2, 3]
+ *
+ * _.uniq(['A', 'b', 'C', 'a', 'B', 'c'], function(letter) { return letter.toLowerCase(); });
+ * // => ['A', 'b', 'C']
+ *
+ * _.uniq([1, 2.5, 3, 1.5, 2, 3.5], function(num) { return this.floor(num); }, Math);
+ * // => [1, 2.5, 3]
+ *
+ * // using "_.pluck" callback shorthand
+ * _.uniq([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x');
+ * // => [{ 'x': 1 }, { 'x': 2 }]
+ */
+ function uniq(array, isSorted, callback, thisArg) {
+ // juggle arguments
+ if (typeof isSorted != 'boolean' && isSorted != null) {
+ thisArg = callback;
+ callback = (typeof isSorted != 'function' && thisArg && thisArg[isSorted] === array) ? null : isSorted;
+ isSorted = false;
+ }
+ if (callback != null) {
+ callback = lodash.createCallback(callback, thisArg, 3);
+ }
+ return baseUniq(array, isSorted, callback);
+ }
+
+ /**
+ * Creates an array excluding all provided values using strict equality for
+ * comparisons, i.e. `===`.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {Array} array The array to filter.
+ * @param {...*} [value] The values to exclude.
+ * @returns {Array} Returns a new array of filtered values.
+ * @example
+ *
+ * _.without([1, 2, 1, 0, 3, 1, 4], 0, 1);
+ * // => [2, 3, 4]
+ */
+ function without(array) {
+ return baseDifference(array, slice(arguments, 1));
+ }
+
+ /**
+ * Creates an array that is the symmetric difference of the provided arrays.
+ * See http://en.wikipedia.org/wiki/Symmetric_difference.
+ *
+ * @static
+ * @memberOf _
+ * @category Arrays
+ * @param {...Array} [array] The arrays to inspect.
+ * @returns {Array} Returns an array of values.
+ * @example
+ *
+ * _.xor([1, 2, 3], [5, 2, 1, 4]);
+ * // => [3, 5, 4]
+ *
+ * _.xor([1, 2, 5], [2, 3, 5], [3, 4, 5]);
+ * // => [1, 4, 5]
+ */
+ function xor() {
+ var index = -1,
+ length = arguments.length;
+
+ while (++index < length) {
+ var array = arguments[index];
+ if (isArray(array) || isArguments(array)) {
+ var result = result
+ ? baseUniq(baseDifference(result, array).concat(baseDifference(array, result)))
+ : array;
+ }
+ }
+ return result || [];
+ }
+
+ /**
+ * Creates an array of grouped elements, the first of which contains the first
+ * elements of the given arrays, the second of which contains the second
+ * elements of the given arrays, and so on.
+ *
+ * @static
+ * @memberOf _
+ * @alias unzip
+ * @category Arrays
+ * @param {...Array} [array] Arrays to process.
+ * @returns {Array} Returns a new array of grouped elements.
+ * @example
+ *
+ * _.zip(['fred', 'barney'], [30, 40], [true, false]);
+ * // => [['fred', 30, true], ['barney', 40, false]]
+ */
+ function zip() {
+ var array = arguments.length > 1 ? arguments : arguments[0],
+ index = -1,
+ length = array ? max(pluck(array, 'length')) : 0,
+ result = Array(length < 0 ? 0 : length);
+
+ while (++index < length) {
+ result[index] = pluck(array, index);
+ }
+ return result;
+ }
+
+ /**
+ * Creates an object composed from arrays of `keys` and `values`. Provide
+ * either a single two dimensional array, i.e. `[[key1, value1], [key2, value2]]`
+ * or two arrays, one of `keys` and one of corresponding `values`.
+ *
+ * @static
+ * @memberOf _
+ * @alias object
+ * @category Arrays
+ * @param {Array} keys The array of keys.
+ * @param {Array} [values=[]] The array of values.
+ * @returns {Object} Returns an object composed of the given keys and
+ * corresponding values.
+ * @example
+ *
+ * _.zipObject(['fred', 'barney'], [30, 40]);
+ * // => { 'fred': 30, 'barney': 40 }
+ */
+ function zipObject(keys, values) {
+ var index = -1,
+ length = keys ? keys.length : 0,
+ result = {};
+
+ if (!values && length && !isArray(keys[0])) {
+ values = [];
+ }
+ while (++index < length) {
+ var key = keys[index];
+ if (values) {
+ result[key] = values[index];
+ } else if (key) {
+ result[key[0]] = key[1];
+ }
+ }
+ return result;
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Creates a function that executes `func`, with the `this` binding and
+ * arguments of the created function, only after being called `n` times.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {number} n The number of times the function must be called before
+ * `func` is executed.
+ * @param {Function} func The function to restrict.
+ * @returns {Function} Returns the new restricted function.
+ * @example
+ *
+ * var saves = ['profile', 'settings'];
+ *
+ * var done = _.after(saves.length, function() {
+ * console.log('Done saving!');
+ * });
+ *
+ * _.forEach(saves, function(type) {
+ * asyncSave({ 'type': type, 'complete': done });
+ * });
+ * // => logs 'Done saving!', after all saves have completed
+ */
+ function after(n, func) {
+ if (!isFunction(func)) {
+ throw new TypeError;
+ }
+ return function() {
+ if (--n < 1) {
+ return func.apply(this, arguments);
+ }
+ };
+ }
+
+ /**
+ * Creates a function that, when called, invokes `func` with the `this`
+ * binding of `thisArg` and prepends any additional `bind` arguments to those
+ * provided to the bound function.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to bind.
+ * @param {*} [thisArg] The `this` binding of `func`.
+ * @param {...*} [arg] Arguments to be partially applied.
+ * @returns {Function} Returns the new bound function.
+ * @example
+ *
+ * var func = function(greeting) {
+ * return greeting + ' ' + this.name;
+ * };
+ *
+ * func = _.bind(func, { 'name': 'fred' }, 'hi');
+ * func();
+ * // => 'hi fred'
+ */
+ function bind(func, thisArg) {
+ return arguments.length > 2
+ ? createWrapper(func, 17, slice(arguments, 2), null, thisArg)
+ : createWrapper(func, 1, null, null, thisArg);
+ }
+
+ /**
+ * Binds methods of an object to the object itself, overwriting the existing
+ * method. Method names may be specified as individual arguments or as arrays
+ * of method names. If no method names are provided all the function properties
+ * of `object` will be bound.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Object} object The object to bind and assign the bound methods to.
+ * @param {...string} [methodName] The object method names to
+ * bind, specified as individual method names or arrays of method names.
+ * @returns {Object} Returns `object`.
+ * @example
+ *
+ * var view = {
+ * 'label': 'docs',
+ * 'onClick': function() { console.log('clicked ' + this.label); }
+ * };
+ *
+ * _.bindAll(view);
+ * jQuery('#docs').on('click', view.onClick);
+ * // => logs 'clicked docs', when the button is clicked
+ */
+ function bindAll(object) {
+ var funcs = arguments.length > 1 ? baseFlatten(arguments, true, false, 1) : functions(object),
+ index = -1,
+ length = funcs.length;
+
+ while (++index < length) {
+ var key = funcs[index];
+ object[key] = createWrapper(object[key], 1, null, null, object);
+ }
+ return object;
+ }
+
+ /**
+ * Creates a function that, when called, invokes the method at `object[key]`
+ * and prepends any additional `bindKey` arguments to those provided to the bound
+ * function. This method differs from `_.bind` by allowing bound functions to
+ * reference methods that will be redefined or don't yet exist.
+ * See http://michaux.ca/articles/lazy-function-definition-pattern.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Object} object The object the method belongs to.
+ * @param {string} key The key of the method.
+ * @param {...*} [arg] Arguments to be partially applied.
+ * @returns {Function} Returns the new bound function.
+ * @example
+ *
+ * var object = {
+ * 'name': 'fred',
+ * 'greet': function(greeting) {
+ * return greeting + ' ' + this.name;
+ * }
+ * };
+ *
+ * var func = _.bindKey(object, 'greet', 'hi');
+ * func();
+ * // => 'hi fred'
+ *
+ * object.greet = function(greeting) {
+ * return greeting + 'ya ' + this.name + '!';
+ * };
+ *
+ * func();
+ * // => 'hiya fred!'
+ */
+ function bindKey(object, key) {
+ return arguments.length > 2
+ ? createWrapper(key, 19, slice(arguments, 2), null, object)
+ : createWrapper(key, 3, null, null, object);
+ }
+
+ /**
+ * Creates a function that is the composition of the provided functions,
+ * where each function consumes the return value of the function that follows.
+ * For example, composing the functions `f()`, `g()`, and `h()` produces `f(g(h()))`.
+ * Each function is executed with the `this` binding of the composed function.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {...Function} [func] Functions to compose.
+ * @returns {Function} Returns the new composed function.
+ * @example
+ *
+ * var realNameMap = {
+ * 'pebbles': 'penelope'
+ * };
+ *
+ * var format = function(name) {
+ * name = realNameMap[name.toLowerCase()] || name;
+ * return name.charAt(0).toUpperCase() + name.slice(1).toLowerCase();
+ * };
+ *
+ * var greet = function(formatted) {
+ * return 'Hiya ' + formatted + '!';
+ * };
+ *
+ * var welcome = _.compose(greet, format);
+ * welcome('pebbles');
+ * // => 'Hiya Penelope!'
+ */
+ function compose() {
+ var funcs = arguments,
+ length = funcs.length;
+
+ while (length--) {
+ if (!isFunction(funcs[length])) {
+ throw new TypeError;
+ }
+ }
+ return function() {
+ var args = arguments,
+ length = funcs.length;
+
+ while (length--) {
+ args = [funcs[length].apply(this, args)];
+ }
+ return args[0];
+ };
+ }
+
+ /**
+ * Creates a function which accepts one or more arguments of `func` that when
+ * invoked either executes `func` returning its result, if all `func` arguments
+ * have been provided, or returns a function that accepts one or more of the
+ * remaining `func` arguments, and so on. The arity of `func` can be specified
+ * if `func.length` is not sufficient.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to curry.
+ * @param {number} [arity=func.length] The arity of `func`.
+ * @returns {Function} Returns the new curried function.
+ * @example
+ *
+ * var curried = _.curry(function(a, b, c) {
+ * console.log(a + b + c);
+ * });
+ *
+ * curried(1)(2)(3);
+ * // => 6
+ *
+ * curried(1, 2)(3);
+ * // => 6
+ *
+ * curried(1, 2, 3);
+ * // => 6
+ */
+ function curry(func, arity) {
+ arity = typeof arity == 'number' ? arity : (+arity || func.length);
+ return createWrapper(func, 4, null, null, null, arity);
+ }
+
+ /**
+ * Creates a function that will delay the execution of `func` until after
+ * `wait` milliseconds have elapsed since the last time it was invoked.
+ * Provide an options object to indicate that `func` should be invoked on
+ * the leading and/or trailing edge of the `wait` timeout. Subsequent calls
+ * to the debounced function will return the result of the last `func` call.
+ *
+ * Note: If `leading` and `trailing` options are `true` `func` will be called
+ * on the trailing edge of the timeout only if the the debounced function is
+ * invoked more than once during the `wait` timeout.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to debounce.
+ * @param {number} wait The number of milliseconds to delay.
+ * @param {Object} [options] The options object.
+ * @param {boolean} [options.leading=false] Specify execution on the leading edge of the timeout.
+ * @param {number} [options.maxWait] The maximum time `func` is allowed to be delayed before it's called.
+ * @param {boolean} [options.trailing=true] Specify execution on the trailing edge of the timeout.
+ * @returns {Function} Returns the new debounced function.
+ * @example
+ *
+ * // avoid costly calculations while the window size is in flux
+ * var lazyLayout = _.debounce(calculateLayout, 150);
+ * jQuery(window).on('resize', lazyLayout);
+ *
+ * // execute `sendMail` when the click event is fired, debouncing subsequent calls
+ * jQuery('#postbox').on('click', _.debounce(sendMail, 300, {
+ * 'leading': true,
+ * 'trailing': false
+ * });
+ *
+ * // ensure `batchLog` is executed once after 1 second of debounced calls
+ * var source = new EventSource('/stream');
+ * source.addEventListener('message', _.debounce(batchLog, 250, {
+ * 'maxWait': 1000
+ * }, false);
+ */
+ function debounce(func, wait, options) {
+ var args,
+ maxTimeoutId,
+ result,
+ stamp,
+ thisArg,
+ timeoutId,
+ trailingCall,
+ lastCalled = 0,
+ maxWait = false,
+ trailing = true;
+
+ if (!isFunction(func)) {
+ throw new TypeError;
+ }
+ wait = nativeMax(0, wait) || 0;
+ if (options === true) {
+ var leading = true;
+ trailing = false;
+ } else if (isObject(options)) {
+ leading = options.leading;
+ maxWait = 'maxWait' in options && (nativeMax(wait, options.maxWait) || 0);
+ trailing = 'trailing' in options ? options.trailing : trailing;
+ }
+ var delayed = function() {
+ var remaining = wait - (now() - stamp);
+ if (remaining <= 0) {
+ if (maxTimeoutId) {
+ clearTimeout(maxTimeoutId);
+ }
+ var isCalled = trailingCall;
+ maxTimeoutId = timeoutId = trailingCall = undefined;
+ if (isCalled) {
+ lastCalled = now();
+ result = func.apply(thisArg, args);
+ if (!timeoutId && !maxTimeoutId) {
+ args = thisArg = null;
+ }
+ }
+ } else {
+ timeoutId = setTimeout(delayed, remaining);
+ }
+ };
+
+ var maxDelayed = function() {
+ if (timeoutId) {
+ clearTimeout(timeoutId);
+ }
+ maxTimeoutId = timeoutId = trailingCall = undefined;
+ if (trailing || (maxWait !== wait)) {
+ lastCalled = now();
+ result = func.apply(thisArg, args);
+ if (!timeoutId && !maxTimeoutId) {
+ args = thisArg = null;
+ }
+ }
+ };
+
+ return function() {
+ args = arguments;
+ stamp = now();
+ thisArg = this;
+ trailingCall = trailing && (timeoutId || !leading);
+
+ if (maxWait === false) {
+ var leadingCall = leading && !timeoutId;
+ } else {
+ if (!maxTimeoutId && !leading) {
+ lastCalled = stamp;
+ }
+ var remaining = maxWait - (stamp - lastCalled),
+ isCalled = remaining <= 0;
+
+ if (isCalled) {
+ if (maxTimeoutId) {
+ maxTimeoutId = clearTimeout(maxTimeoutId);
+ }
+ lastCalled = stamp;
+ result = func.apply(thisArg, args);
+ }
+ else if (!maxTimeoutId) {
+ maxTimeoutId = setTimeout(maxDelayed, remaining);
+ }
+ }
+ if (isCalled && timeoutId) {
+ timeoutId = clearTimeout(timeoutId);
+ }
+ else if (!timeoutId && wait !== maxWait) {
+ timeoutId = setTimeout(delayed, wait);
+ }
+ if (leadingCall) {
+ isCalled = true;
+ result = func.apply(thisArg, args);
+ }
+ if (isCalled && !timeoutId && !maxTimeoutId) {
+ args = thisArg = null;
+ }
+ return result;
+ };
+ }
+
+ /**
+ * Defers executing the `func` function until the current call stack has cleared.
+ * Additional arguments will be provided to `func` when it is invoked.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to defer.
+ * @param {...*} [arg] Arguments to invoke the function with.
+ * @returns {number} Returns the timer id.
+ * @example
+ *
+ * _.defer(function(text) { console.log(text); }, 'deferred');
+ * // logs 'deferred' after one or more milliseconds
+ */
+ function defer(func) {
+ if (!isFunction(func)) {
+ throw new TypeError;
+ }
+ var args = slice(arguments, 1);
+ return setTimeout(function() { func.apply(undefined, args); }, 1);
+ }
+
+ /**
+ * Executes the `func` function after `wait` milliseconds. Additional arguments
+ * will be provided to `func` when it is invoked.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to delay.
+ * @param {number} wait The number of milliseconds to delay execution.
+ * @param {...*} [arg] Arguments to invoke the function with.
+ * @returns {number} Returns the timer id.
+ * @example
+ *
+ * _.delay(function(text) { console.log(text); }, 1000, 'later');
+ * // => logs 'later' after one second
+ */
+ function delay(func, wait) {
+ if (!isFunction(func)) {
+ throw new TypeError;
+ }
+ var args = slice(arguments, 2);
+ return setTimeout(function() { func.apply(undefined, args); }, wait);
+ }
+
+ /**
+ * Creates a function that memoizes the result of `func`. If `resolver` is
+ * provided it will be used to determine the cache key for storing the result
+ * based on the arguments provided to the memoized function. By default, the
+ * first argument provided to the memoized function is used as the cache key.
+ * The `func` is executed with the `this` binding of the memoized function.
+ * The result cache is exposed as the `cache` property on the memoized function.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to have its output memoized.
+ * @param {Function} [resolver] A function used to resolve the cache key.
+ * @returns {Function} Returns the new memoizing function.
+ * @example
+ *
+ * var fibonacci = _.memoize(function(n) {
+ * return n < 2 ? n : fibonacci(n - 1) + fibonacci(n - 2);
+ * });
+ *
+ * fibonacci(9)
+ * // => 34
+ *
+ * var data = {
+ * 'fred': { 'name': 'fred', 'age': 40 },
+ * 'pebbles': { 'name': 'pebbles', 'age': 1 }
+ * };
+ *
+ * // modifying the result cache
+ * var get = _.memoize(function(name) { return data[name]; }, _.identity);
+ * get('pebbles');
+ * // => { 'name': 'pebbles', 'age': 1 }
+ *
+ * get.cache.pebbles.name = 'penelope';
+ * get('pebbles');
+ * // => { 'name': 'penelope', 'age': 1 }
+ */
+ function memoize(func, resolver) {
+ if (!isFunction(func)) {
+ throw new TypeError;
+ }
+ var memoized = function() {
+ var cache = memoized.cache,
+ key = resolver ? resolver.apply(this, arguments) : keyPrefix + arguments[0];
+
+ return hasOwnProperty.call(cache, key)
+ ? cache[key]
+ : (cache[key] = func.apply(this, arguments));
+ }
+ memoized.cache = {};
+ return memoized;
+ }
+
+ /**
+ * Creates a function that is restricted to execute `func` once. Repeat calls to
+ * the function will return the value of the first call. The `func` is executed
+ * with the `this` binding of the created function.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to restrict.
+ * @returns {Function} Returns the new restricted function.
+ * @example
+ *
+ * var initialize = _.once(createApplication);
+ * initialize();
+ * initialize();
+ * // `initialize` executes `createApplication` once
+ */
+ function once(func) {
+ var ran,
+ result;
+
+ if (!isFunction(func)) {
+ throw new TypeError;
+ }
+ return function() {
+ if (ran) {
+ return result;
+ }
+ ran = true;
+ result = func.apply(this, arguments);
+
+ // clear the `func` variable so the function may be garbage collected
+ func = null;
+ return result;
+ };
+ }
+
+ /**
+ * Creates a function that, when called, invokes `func` with any additional
+ * `partial` arguments prepended to those provided to the new function. This
+ * method is similar to `_.bind` except it does **not** alter the `this` binding.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to partially apply arguments to.
+ * @param {...*} [arg] Arguments to be partially applied.
+ * @returns {Function} Returns the new partially applied function.
+ * @example
+ *
+ * var greet = function(greeting, name) { return greeting + ' ' + name; };
+ * var hi = _.partial(greet, 'hi');
+ * hi('fred');
+ * // => 'hi fred'
+ */
+ function partial(func) {
+ return createWrapper(func, 16, slice(arguments, 1));
+ }
+
+ /**
+ * This method is like `_.partial` except that `partial` arguments are
+ * appended to those provided to the new function.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to partially apply arguments to.
+ * @param {...*} [arg] Arguments to be partially applied.
+ * @returns {Function} Returns the new partially applied function.
+ * @example
+ *
+ * var defaultsDeep = _.partialRight(_.merge, _.defaults);
+ *
+ * var options = {
+ * 'variable': 'data',
+ * 'imports': { 'jq': $ }
+ * };
+ *
+ * defaultsDeep(options, _.templateSettings);
+ *
+ * options.variable
+ * // => 'data'
+ *
+ * options.imports
+ * // => { '_': _, 'jq': $ }
+ */
+ function partialRight(func) {
+ return createWrapper(func, 32, null, slice(arguments, 1));
+ }
+
+ /**
+ * Creates a function that, when executed, will only call the `func` function
+ * at most once per every `wait` milliseconds. Provide an options object to
+ * indicate that `func` should be invoked on the leading and/or trailing edge
+ * of the `wait` timeout. Subsequent calls to the throttled function will
+ * return the result of the last `func` call.
+ *
+ * Note: If `leading` and `trailing` options are `true` `func` will be called
+ * on the trailing edge of the timeout only if the the throttled function is
+ * invoked more than once during the `wait` timeout.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {Function} func The function to throttle.
+ * @param {number} wait The number of milliseconds to throttle executions to.
+ * @param {Object} [options] The options object.
+ * @param {boolean} [options.leading=true] Specify execution on the leading edge of the timeout.
+ * @param {boolean} [options.trailing=true] Specify execution on the trailing edge of the timeout.
+ * @returns {Function} Returns the new throttled function.
+ * @example
+ *
+ * // avoid excessively updating the position while scrolling
+ * var throttled = _.throttle(updatePosition, 100);
+ * jQuery(window).on('scroll', throttled);
+ *
+ * // execute `renewToken` when the click event is fired, but not more than once every 5 minutes
+ * jQuery('.interactive').on('click', _.throttle(renewToken, 300000, {
+ * 'trailing': false
+ * }));
+ */
+ function throttle(func, wait, options) {
+ var leading = true,
+ trailing = true;
+
+ if (!isFunction(func)) {
+ throw new TypeError;
+ }
+ if (options === false) {
+ leading = false;
+ } else if (isObject(options)) {
+ leading = 'leading' in options ? options.leading : leading;
+ trailing = 'trailing' in options ? options.trailing : trailing;
+ }
+ debounceOptions.leading = leading;
+ debounceOptions.maxWait = wait;
+ debounceOptions.trailing = trailing;
+
+ return debounce(func, wait, debounceOptions);
+ }
+
+ /**
+ * Creates a function that provides `value` to the wrapper function as its
+ * first argument. Additional arguments provided to the function are appended
+ * to those provided to the wrapper function. The wrapper is executed with
+ * the `this` binding of the created function.
+ *
+ * @static
+ * @memberOf _
+ * @category Functions
+ * @param {*} value The value to wrap.
+ * @param {Function} wrapper The wrapper function.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var p = _.wrap(_.escape, function(func, text) {
+ * return '' + func(text) + '
';
+ * });
+ *
+ * p('Fred, Wilma, & Pebbles');
+ * // => 'Fred, Wilma, & Pebbles
'
+ */
+ function wrap(value, wrapper) {
+ return createWrapper(wrapper, 16, [value]);
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Creates a function that returns `value`.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {*} value The value to return from the new function.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var object = { 'name': 'fred' };
+ * var getter = _.constant(object);
+ * getter() === object;
+ * // => true
+ */
+ function constant(value) {
+ return function() {
+ return value;
+ };
+ }
+
+ /**
+ * Produces a callback bound to an optional `thisArg`. If `func` is a property
+ * name the created callback will return the property value for a given element.
+ * If `func` is an object the created callback will return `true` for elements
+ * that contain the equivalent object properties, otherwise it will return `false`.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {*} [func=identity] The value to convert to a callback.
+ * @param {*} [thisArg] The `this` binding of the created callback.
+ * @param {number} [argCount] The number of arguments the callback accepts.
+ * @returns {Function} Returns a callback function.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'barney', 'age': 36 },
+ * { 'name': 'fred', 'age': 40 }
+ * ];
+ *
+ * // wrap to create custom callback shorthands
+ * _.createCallback = _.wrap(_.createCallback, function(func, callback, thisArg) {
+ * var match = /^(.+?)__([gl]t)(.+)$/.exec(callback);
+ * return !match ? func(callback, thisArg) : function(object) {
+ * return match[2] == 'gt' ? object[match[1]] > match[3] : object[match[1]] < match[3];
+ * };
+ * });
+ *
+ * _.filter(characters, 'age__gt38');
+ * // => [{ 'name': 'fred', 'age': 40 }]
+ */
+ function createCallback(func, thisArg, argCount) {
+ var type = typeof func;
+ if (func == null || type == 'function') {
+ return baseCreateCallback(func, thisArg, argCount);
+ }
+ // handle "_.pluck" style callback shorthands
+ if (type != 'object') {
+ return property(func);
+ }
+ var props = keys(func),
+ key = props[0],
+ a = func[key];
+
+ // handle "_.where" style callback shorthands
+ if (props.length == 1 && a === a && !isObject(a)) {
+ // fast path the common case of providing an object with a single
+ // property containing a primitive value
+ return function(object) {
+ var b = object[key];
+ return a === b && (a !== 0 || (1 / a == 1 / b));
+ };
+ }
+ return function(object) {
+ var length = props.length,
+ result = false;
+
+ while (length--) {
+ if (!(result = baseIsEqual(object[props[length]], func[props[length]], null, true))) {
+ break;
+ }
+ }
+ return result;
+ };
+ }
+
+ /**
+ * Converts the characters `&`, `<`, `>`, `"`, and `'` in `string` to their
+ * corresponding HTML entities.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {string} string The string to escape.
+ * @returns {string} Returns the escaped string.
+ * @example
+ *
+ * _.escape('Fred, Wilma, & Pebbles');
+ * // => 'Fred, Wilma, & Pebbles'
+ */
+ function escape(string) {
+ return string == null ? '' : String(string).replace(reUnescapedHtml, escapeHtmlChar);
+ }
+
+ /**
+ * This method returns the first argument provided to it.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {*} value Any value.
+ * @returns {*} Returns `value`.
+ * @example
+ *
+ * var object = { 'name': 'fred' };
+ * _.identity(object) === object;
+ * // => true
+ */
+ function identity(value) {
+ return value;
+ }
+
+ /**
+ * Adds function properties of a source object to the destination object.
+ * If `object` is a function methods will be added to its prototype as well.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {Function|Object} [object=lodash] object The destination object.
+ * @param {Object} source The object of functions to add.
+ * @param {Object} [options] The options object.
+ * @param {boolean} [options.chain=true] Specify whether the functions added are chainable.
+ * @example
+ *
+ * function capitalize(string) {
+ * return string.charAt(0).toUpperCase() + string.slice(1).toLowerCase();
+ * }
+ *
+ * _.mixin({ 'capitalize': capitalize });
+ * _.capitalize('fred');
+ * // => 'Fred'
+ *
+ * _('fred').capitalize().value();
+ * // => 'Fred'
+ *
+ * _.mixin({ 'capitalize': capitalize }, { 'chain': false });
+ * _('fred').capitalize();
+ * // => 'Fred'
+ */
+ function mixin(object, source, options) {
+ var chain = true,
+ methodNames = source && functions(source);
+
+ if (!source || (!options && !methodNames.length)) {
+ if (options == null) {
+ options = source;
+ }
+ ctor = lodashWrapper;
+ source = object;
+ object = lodash;
+ methodNames = functions(source);
+ }
+ if (options === false) {
+ chain = false;
+ } else if (isObject(options) && 'chain' in options) {
+ chain = options.chain;
+ }
+ var ctor = object,
+ isFunc = isFunction(ctor);
+
+ forEach(methodNames, function(methodName) {
+ var func = object[methodName] = source[methodName];
+ if (isFunc) {
+ ctor.prototype[methodName] = function() {
+ var chainAll = this.__chain__,
+ value = this.__wrapped__,
+ args = [value];
+
+ push.apply(args, arguments);
+ var result = func.apply(object, args);
+ if (chain || chainAll) {
+ if (value === result && isObject(result)) {
+ return this;
+ }
+ result = new ctor(result);
+ result.__chain__ = chainAll;
+ }
+ return result;
+ };
+ }
+ });
+ }
+
+ /**
+ * Reverts the '_' variable to its previous value and returns a reference to
+ * the `lodash` function.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @returns {Function} Returns the `lodash` function.
+ * @example
+ *
+ * var lodash = _.noConflict();
+ */
+ function noConflict() {
+ context._ = oldDash;
+ return this;
+ }
+
+ /**
+ * A no-operation function.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @example
+ *
+ * var object = { 'name': 'fred' };
+ * _.noop(object) === undefined;
+ * // => true
+ */
+ function noop() {
+ // no operation performed
+ }
+
+ /**
+ * Gets the number of milliseconds that have elapsed since the Unix epoch
+ * (1 January 1970 00:00:00 UTC).
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @example
+ *
+ * var stamp = _.now();
+ * _.defer(function() { console.log(_.now() - stamp); });
+ * // => logs the number of milliseconds it took for the deferred function to be called
+ */
+ var now = isNative(now = Date.now) && now || function() {
+ return new Date().getTime();
+ };
+
+ /**
+ * Converts the given value into an integer of the specified radix.
+ * If `radix` is `undefined` or `0` a `radix` of `10` is used unless the
+ * `value` is a hexadecimal, in which case a `radix` of `16` is used.
+ *
+ * Note: This method avoids differences in native ES3 and ES5 `parseInt`
+ * implementations. See http://es5.github.io/#E.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {string} value The value to parse.
+ * @param {number} [radix] The radix used to interpret the value to parse.
+ * @returns {number} Returns the new integer value.
+ * @example
+ *
+ * _.parseInt('08');
+ * // => 8
+ */
+ var parseInt = nativeParseInt(whitespace + '08') == 8 ? nativeParseInt : function(value, radix) {
+ // Firefox < 21 and Opera < 15 follow the ES3 specified implementation of `parseInt`
+ return nativeParseInt(isString(value) ? value.replace(reLeadingSpacesAndZeros, '') : value, radix || 0);
+ };
+
+ /**
+ * Creates a "_.pluck" style function, which returns the `key` value of a
+ * given object.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {string} key The name of the property to retrieve.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var characters = [
+ * { 'name': 'fred', 'age': 40 },
+ * { 'name': 'barney', 'age': 36 }
+ * ];
+ *
+ * var getName = _.property('name');
+ *
+ * _.map(characters, getName);
+ * // => ['barney', 'fred']
+ *
+ * _.sortBy(characters, getName);
+ * // => [{ 'name': 'barney', 'age': 36 }, { 'name': 'fred', 'age': 40 }]
+ */
+ function property(key) {
+ return function(object) {
+ return object[key];
+ };
+ }
+
+ /**
+ * Produces a random number between `min` and `max` (inclusive). If only one
+ * argument is provided a number between `0` and the given number will be
+ * returned. If `floating` is truey or either `min` or `max` are floats a
+ * floating-point number will be returned instead of an integer.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {number} [min=0] The minimum possible value.
+ * @param {number} [max=1] The maximum possible value.
+ * @param {boolean} [floating=false] Specify returning a floating-point number.
+ * @returns {number} Returns a random number.
+ * @example
+ *
+ * _.random(0, 5);
+ * // => an integer between 0 and 5
+ *
+ * _.random(5);
+ * // => also an integer between 0 and 5
+ *
+ * _.random(5, true);
+ * // => a floating-point number between 0 and 5
+ *
+ * _.random(1.2, 5.2);
+ * // => a floating-point number between 1.2 and 5.2
+ */
+ function random(min, max, floating) {
+ var noMin = min == null,
+ noMax = max == null;
+
+ if (floating == null) {
+ if (typeof min == 'boolean' && noMax) {
+ floating = min;
+ min = 1;
+ }
+ else if (!noMax && typeof max == 'boolean') {
+ floating = max;
+ noMax = true;
+ }
+ }
+ if (noMin && noMax) {
+ max = 1;
+ }
+ min = +min || 0;
+ if (noMax) {
+ max = min;
+ min = 0;
+ } else {
+ max = +max || 0;
+ }
+ if (floating || min % 1 || max % 1) {
+ var rand = nativeRandom();
+ return nativeMin(min + (rand * (max - min + parseFloat('1e-' + ((rand +'').length - 1)))), max);
+ }
+ return baseRandom(min, max);
+ }
+
+ /**
+ * Resolves the value of property `key` on `object`. If `key` is a function
+ * it will be invoked with the `this` binding of `object` and its result returned,
+ * else the property value is returned. If `object` is falsey then `undefined`
+ * is returned.
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {Object} object The object to inspect.
+ * @param {string} key The name of the property to resolve.
+ * @returns {*} Returns the resolved value.
+ * @example
+ *
+ * var object = {
+ * 'cheese': 'crumpets',
+ * 'stuff': function() {
+ * return 'nonsense';
+ * }
+ * };
+ *
+ * _.result(object, 'cheese');
+ * // => 'crumpets'
+ *
+ * _.result(object, 'stuff');
+ * // => 'nonsense'
+ */
+ function result(object, key) {
+ if (object) {
+ var value = object[key];
+ return isFunction(value) ? object[key]() : value;
+ }
+ }
+
+ /**
+ * A micro-templating method that handles arbitrary delimiters, preserves
+ * whitespace, and correctly escapes quotes within interpolated code.
+ *
+ * Note: In the development build, `_.template` utilizes sourceURLs for easier
+ * debugging. See http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl
+ *
+ * For more information on precompiling templates see:
+ * http://lodash.com/custom-builds
+ *
+ * For more information on Chrome extension sandboxes see:
+ * http://developer.chrome.com/stable/extensions/sandboxingEval.html
+ *
+ * @static
+ * @memberOf _
+ * @category Utilities
+ * @param {string} text The template text.
+ * @param {Object} data The data object used to populate the text.
+ * @param {Object} [options] The options object.
+ * @param {RegExp} [options.escape] The "escape" delimiter.
+ * @param {RegExp} [options.evaluate] The "evaluate" delimiter.
+ * @param {Object} [options.imports] An object to import into the template as local variables.
+ * @param {RegExp} [options.interpolate] The "interpolate" delimiter.
+ * @param {string} [sourceURL] The sourceURL of the template's compiled source.
+ * @param {string} [variable] The data object variable name.
+ * @returns {Function|string} Returns a compiled function when no `data` object
+ * is given, else it returns the interpolated text.
+ * @example
+ *
+ * // using the "interpolate" delimiter to create a compiled template
+ * var compiled = _.template('hello <%= name %>');
+ * compiled({ 'name': 'fred' });
+ * // => 'hello fred'
+ *
+ * // using the "escape" delimiter to escape HTML in data property values
+ * _.template('<%- value %>', { 'value': '
+
+
+
+
\ No newline at end of file
diff --git a/test/browser/index.js b/test/browser/index.js
new file mode 100644
index 0000000..98077a8
--- /dev/null
+++ b/test/browser/index.js
@@ -0,0 +1,4 @@
+var beautylog = require("./index.js");
+console.log("*** start browser console test (Might look weird in OS console and travis log...) ***");
+beautylog.log("hello");
+console.log("*** end browser console test ***");
\ No newline at end of file
diff --git a/testbrowser.js b/testbrowser.js
new file mode 100644
index 0000000..3429c04
--- /dev/null
+++ b/testbrowser.js
@@ -0,0 +1,17 @@
+///
+var plugins = {
+ gulp: require("gulp"),
+ gulpBrowser: require("gulp-browser"),
+ easyserve: require("easyserve")
+};
+plugins.gulp.task('compileBrowserJS', function () {
+ var stream = plugins.gulp.src('test/browser/index.js')
+ .pipe(plugins.gulpBrowser.browserify())
+ .pipe(plugins.gulp.dest("test/browser/browserified/"));
+ return stream;
+});
+plugins.gulp.task('default', ['compileBrowserJS'], function () {
+ console.log('browserJS has been browserified');
+ plugins.easyserve("test/browser/");
+});
+plugins.gulp.start.apply(plugins.gulp, ['default']);
diff --git a/ts/beautylog.os.table.ts b/ts/beautylog.node.table.ts
similarity index 100%
rename from ts/beautylog.os.table.ts
rename to ts/beautylog.node.table.ts
diff --git a/ts/beautylog.os.ts b/ts/beautylog.node.ts
similarity index 78%
rename from ts/beautylog.os.ts
rename to ts/beautylog.node.ts
index 2e0a9ce..06b12b9 100644
--- a/ts/beautylog.os.ts
+++ b/ts/beautylog.node.ts
@@ -1,10 +1,10 @@
///
-module BeautylogOS {
+module BeautylogNode {
export function init() {
var colors = require("colors");
var clc = require("cli-color");
- var beautylogOS:any = {}; //object to append to all public facing functions
+ var beautylogNode:any = {}; //object to append to all public facing functions
var localBl:any; // object to append to all private params and functions
localBl = {};
@@ -22,7 +22,7 @@ module BeautylogOS {
* @param logType
* @returns {boolean}
*/
- beautylogOS.log = (logText:string = 'empty log', logType:string = 'normal') => {
+ beautylogNode.log = (logText:string = 'empty log', logType:string = 'normal') => {
try {
switch (logType) {
case 'dir':
@@ -68,8 +68,8 @@ module BeautylogOS {
* @param logText
* @returns {boolean}
*/
- beautylogOS.dir = function(logText) {
- return beautylogOS.log(logText, 'dir');
+ beautylogNode.dir = function(logText) {
+ return beautylogNode.log(logText, 'dir');
};
@@ -78,8 +78,8 @@ module BeautylogOS {
* @param logText
* @returns {boolean}
*/
- beautylogOS.error = function(logText) {
- return beautylogOS.log(logText, 'error');
+ beautylogNode.error = function(logText) {
+ return beautylogNode.log(logText, 'error');
};
/**
@@ -87,8 +87,8 @@ module BeautylogOS {
* @param logText
* @returns {boolean}
*/
- beautylogOS.info = function(logText) {
- return beautylogOS.log(logText, 'info');
+ beautylogNode.info = function(logText) {
+ return beautylogNode.log(logText, 'info');
};
/**
@@ -96,8 +96,8 @@ module BeautylogOS {
* @param logText
* @returns {boolean}
*/
- beautylogOS.ok = function(logText) {
- return beautylogOS.log(logText, 'ok');
+ beautylogNode.ok = function(logText) {
+ return beautylogNode.log(logText, 'ok');
};
/**
@@ -105,8 +105,8 @@ module BeautylogOS {
* @param logText string to log as error
* @returns {boolean}
*/
- beautylogOS.success = function(logText) {
- return beautylogOS.log(logText, 'success');
+ beautylogNode.success = function(logText) {
+ return beautylogNode.log(logText, 'success');
};
/**
@@ -114,12 +114,12 @@ module BeautylogOS {
* @param logText string to log as error
* @returns {boolean}
*/
- beautylogOS.warn = function(logText) {
- return beautylogOS.log(logText, 'warn');
+ beautylogNode.warn = function(logText) {
+ return beautylogNode.log(logText, 'warn');
};
- beautylogOS.table = BeautylogOsTable.init();
+ beautylogNode.table = BeautylogOsTable.init();
- return beautylogOS;
+ return beautylogNode;
}
}
\ No newline at end of file
diff --git a/ts/beautylog.plugins.ts b/ts/beautylog.plugins.ts
new file mode 100644
index 0000000..c1f50bc
--- /dev/null
+++ b/ts/beautylog.plugins.ts
@@ -0,0 +1,9 @@
+///
+module BeautylogPlugins {
+ export var init = function(){
+ var plugins = {
+ smartenv: require("smartenv")
+ };
+ return plugins;
+ };
+}
\ No newline at end of file
diff --git a/ts/compile/compile.js b/ts/compile/compile.js
index 6edb26c..8ba4db6 100644
--- a/ts/compile/compile.js
+++ b/ts/compile/compile.js
@@ -1,7 +1,6 @@
// import gulp
var gulp = require("gulp")
var gulpTypescript = require("gulp-typescript");
-var pr = require("pushrocks");
gulp.task('compileTS', function() {
var stream = gulp.src('../index.ts')
@@ -21,10 +20,19 @@ gulp.task('compileTestTS', function() {
return stream;
});
-gulp.task('default',['compileTS','compileTestTS'], function() {
- pr.beautylog.success('Typescript compiled');
+gulp.task('compileTestBrowserTS', function() {
+ var stream = gulp.src('../testbrowser.ts')
+ .pipe(gulpTypescript({
+ out: "testbrowser.js"
+ }))
+ .pipe(gulp.dest("../../"));
+ return stream;
+});
+
+gulp.task('default',['compileTS','compileTestTS','compileTestBrowserTS'], function() {
+ console.log('Typescript compiled');
});
//lets tell gulp to start with the default task.
-pr.beautylog.log('Starting Gulp to compile TypeScript');
+console.log('Starting Gulp to compile TypeScript');
gulp.start.apply(gulp, ['default']);
\ No newline at end of file
diff --git a/ts/index.ts b/ts/index.ts
index 1b3ed44..fd43f6b 100644
--- a/ts/index.ts
+++ b/ts/index.ts
@@ -1,13 +1,15 @@
///
+///
///
-///
-///
+///
+///
///
-var beautylog = function(logPlatform:string = "os") {
- switch (logPlatform) {
- case "os":
- var beautylogOs = BeautylogOS.init();
+var plugins = BeautylogPlugins.init();
+var beautylog = (function() {
+ switch (plugins.smartenv.getEnv().runtimeEnv) {
+ case "node":
+ var beautylogOs = BeautylogNode.init();
return beautylogOs;
break;
case "browser":
@@ -15,8 +17,8 @@ var beautylog = function(logPlatform:string = "os") {
return beautylogBrowser;
break;
default:
- console.log("something is strange about the way you required beautylog");
+ console.log("something is strange about the platform in which you try to use beautylog");
break;
}
-};
+})();
module.exports = beautylog;
diff --git a/ts/test.ts b/ts/test.ts
index 5cd3268..dba9d9c 100644
--- a/ts/test.ts
+++ b/ts/test.ts
@@ -1,46 +1,42 @@
///
-var beautyLogOs = require('./index.js')("os");
-var beautyLogBrowser = require("./index.js")("browser");
+var smartenv = require("smartenv");
+var beautyLog = require('./index.js');
console.log('*** start OS console test ***');
console.log ('');
console.log('declarative function calls:');
-beautyLogOs.log('beautylog.log(), with normal logText, without logType');
-beautyLogOs.dir('beautylog.dir(), with normal logText, without logType');
-beautyLogOs.error('beautylog.error(), with normal logText, without logType');
-beautyLogOs.info('beautylog.dir(), with normal logText, without logType');
-beautyLogOs.ok('beautylog.ok(), with normal logText, without logType');
-beautyLogOs.success('beautylog.success(), with normal logText, without logType');
-beautyLogOs.warn('beautylog.warn(), with normal logText, without logType');
+beautyLog.log('beautylog.log(), with normal logText, without logType');
+beautyLog.dir('beautylog.dir(), with normal logText, without logType');
+beautyLog.error('beautylog.error(), with normal logText, without logType');
+beautyLog.info('beautylog.dir(), with normal logText, without logType');
+beautyLog.ok('beautylog.ok(), with normal logText, without logType');
+beautyLog.success('beautylog.success(), with normal logText, without logType');
+beautyLog.warn('beautylog.warn(), with normal logText, without logType');
console.log('');
console.log('logType String:');
-beautyLogOs.log('beautylog.log(), with normal logText, without logType');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "dir"','dir');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "error"','error');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "info"','info');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "ok"','ok');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "success"','success');
-beautyLogOs.log('beautylog.log(), with normal logText, with logType "warn"','warn');
+beautyLog.log('beautylog.log(), with normal logText, without logType');
+beautyLog.log('beautylog.log(), with normal logText, with logType "dir"','dir');
+beautyLog.log('beautylog.log(), with normal logText, with logType "error"','error');
+beautyLog.log('beautylog.log(), with normal logText, with logType "info"','info');
+beautyLog.log('beautylog.log(), with normal logText, with logType "ok"','ok');
+beautyLog.log('beautylog.log(), with normal logText, with logType "success"','success');
+beautyLog.log('beautylog.log(), with normal logText, with logType "warn"','warn');
console.log ('');
console.log('*** end OS console test ***');
-console.log("*** start browser console test (Might look weird in OS console and travis log...) ***");
-beautyLogBrowser.log("hello");
-console.log("*** end browser console test ***");
-
console.log("*** start table test ***");
(function(){
- var testTable1 = beautyLogOs.table.new("checks");
+ var testTable1 = beautyLog.table.new("checks");
testTable1.push(['check1','success']);
testTable1.push(['check2','error']);
testTable1.push(['check3','error']);
testTable1.print();
- var testTable2 = beautyLogOs.table.new("custom",["Column1".red,"Column2".blue,"Column3".cyan]);
+ var testTable2 = beautyLog.table.new("custom",["Column1".red,"Column2".blue,"Column3".cyan]);
testTable2.push(["Hey","this","works"]);
testTable2.print();
})();
diff --git a/ts/testbrowser.ts b/ts/testbrowser.ts
new file mode 100644
index 0000000..2f7d731
--- /dev/null
+++ b/ts/testbrowser.ts
@@ -0,0 +1,20 @@
+///
+var plugins = {
+ gulp: require("gulp"),
+ gulpBrowser: require("gulp-browser"),
+ easyserve: require("easyserve")
+};
+
+plugins.gulp.task('compileBrowserJS', function() {
+ var stream = plugins.gulp.src('test/browser/index.js')
+ .pipe(plugins.gulpBrowser.browserify())
+ .pipe(plugins.gulp.dest("test/browser/browserified/"));
+ return stream;
+});
+
+plugins.gulp.task('default',['compileBrowserJS'], function() {
+ console.log('browserJS has been browserified');
+ plugins.easyserve("test/browser/");
+});
+
+plugins.gulp.start.apply(plugins.gulp, ['default']);
\ No newline at end of file