68 lines
7.8 KiB
JavaScript
68 lines
7.8 KiB
JavaScript
/// <reference path="typings/main.d.ts" />
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var plugins = {
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beautylog: require("beautylog"),
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Q: require("q"),
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through: require("through2")
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};
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module.exports = function (functionsToExecuteArg, executionModeArg) {
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if (executionModeArg === void 0) { executionModeArg = 'forEach'; }
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//important vars
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var executionMode = executionModeArg; //can be forEach or atEnd
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var functionsToExecute = functionsToExecuteArg;
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var promiseArray = [];
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var runFunction = function (functionArg) {
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var returnValue = functionArg();
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if (typeof returnValue !== "undefined" && typeof returnValue.then !== "undefined") {
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promiseArray.push(returnValue);
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}
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};
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var checkAndRunFunction = function () {
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if (typeof functionsToExecute === "function") {
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runFunction(functionsToExecute);
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}
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else if (Array.isArray(functionsToExecute)) {
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for (var anyFunction in functionsToExecute) {
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runFunction(functionsToExecute[anyFunction]);
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}
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}
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else {
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plugins.beautylog.error('gulp-callfunction: something is strange with the given arguments');
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}
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return plugins.Q.all(promiseArray);
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};
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var hasExecutedOnce = false;
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var forEach = function (file, enc, cb) {
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switch (executionMode) {
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case "forEach":
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checkAndRunFunction().then(function () {
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cb(null, file);
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});
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break;
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case "forFirst":
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!hasExecutedOnce ? checkAndRunFunction().then(function () {
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cb(null, file);
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}) : cb(null, file);
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hasExecutedOnce = true;
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break;
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case "atEnd":
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cb(null, file);
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break;
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default:
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break;
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}
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};
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var atEnd = function (cb) {
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if (executionMode === "atEnd") {
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checkAndRunFunction().then(function () {
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cb();
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});
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}
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else {
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cb();
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}
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};
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return plugins.through.obj(forEach, atEnd);
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};
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