now forking a seperate process to work when node is busy

dist/early.child.js

@@ -0,0 +1,54 @@
+"use strict";
+/// <reference path="./typings/index.d.ts" />
+var colors = require("colors");
+var readline = require("readline");
+var rl;
+var initReadline = function () {
+    rl = readline.createInterface({
+        input: process.stdin,
+        output: process.stdout
+    });
+};
+var moduleName;
+var loaderLength;
+var frameCounter = 0;
+var makeFrame = function () {
+    var resultString = "["
+        + "/".green.repeat(frameCounter)
+        + " ".repeat(loaderLength - frameCounter)
+        + "]"
+        + " starting "
+        + moduleName.cyan;
+    if (frameCounter == loaderLength) {
+        frameCounter = 0;
+    }
+    else {
+        frameCounter++;
+    }
+    return resultString;
+};
+var logEarly = function () {
+    rl.write(null, { ctrl: true, name: 'u' });
+    rl.write(makeFrame());
+    setTimeout(function () {
+        logEarly();
+    }, 200);
+};
+var start = function (moduleNameArg, loaderLengthArg) {
+    if (moduleNameArg === void 0) { moduleNameArg = ""; }
+    if (loaderLengthArg === void 0) { loaderLengthArg = "10"; }
+    console.log(moduleNameArg);
+    moduleName = moduleNameArg;
+    loaderLength = parseInt(loaderLengthArg);
+    if (!process.env.CI) {
+        initReadline();
+        logEarly();
+    }
+    else {
+        console.log("**** starting " + moduleName.cyan + " ****");
+    }
+    ;
+};
+start(process.env.moduleNameArg, process.env.loaderLengthArg);
+
+//# sourceMappingURL=data:application/json;charset=utf8;base64,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

dist/index.d.ts

@@ -1,2 +1,2 @@
-export declare let start: (moduleNameArg?: string, loaderLengthArg?: number) => void;
+export declare let start: (moduleNameArg?: string, loaderLengthArg?: string) => void;
 export declare let stop: () => void;

dist/index.js

@@ -2,63 +2,21 @@
 /// <reference path="./typings/index.d.ts" />
 var colors = require("colors");
 var readline = require("readline");
-var rl;
+var childProcess = require("child_process");
-var initReadline = function () {
+var earlyChild;
-    rl = readline.createInterface({
-        input: process.stdin,
-        output: process.stdout
-    });
-};
-var moduleName;
-var loaderLength;
-var frameCounter = 0;
-var makeFrame = function () {
-    var resultString = "["
-        + "/".green.repeat(frameCounter)
-        + " ".repeat(loaderLength - frameCounter)
-        + "]"
-        + " starting "
-        + moduleName.cyan;
-    if (frameCounter == loaderLength) {
-        frameCounter = 0;
-    }
-    else {
-        frameCounter++;
-    }
-    return resultString;
-};
-var abort = true;
-var logEarly = function () {
-    rl.write(null, { ctrl: true, name: 'u' });
-    rl.write(makeFrame());
-    setTimeout(function () {
-        if (!abort) {
-            logEarly();
-        }
-    }, 200);
-};
 // exports
 exports.start = function (moduleNameArg, loaderLengthArg) {
     if (moduleNameArg === void 0) { moduleNameArg = ""; }
-    if (loaderLengthArg === void 0) { loaderLengthArg = 10; }
+    if (loaderLengthArg === void 0) { loaderLengthArg = "10"; }
-    abort = false;
+    earlyChild = childProcess.fork("./dist/early.child.js", [], {
-    moduleName = moduleNameArg;
+        env: {
-    loaderLength = loaderLengthArg;
+            moduleNameArg: moduleNameArg,
-    if (!process.env.CI) {
+            loaderLengthArg: loaderLengthArg
-        initReadline();
+        }
-        logEarly();
+    });
-    }
-    else {
-        console.log("**** starting " + moduleName.cyan + " ****");
-    }
-    ;
 };
 exports.stop = function () {
-    abort = true;
+    earlyChild.kill();
-    if (!process.env.CI) {
-        rl.write(null, { ctrl: true, name: 'u' });
-        rl.close();
-    }
 };
 
-//# sourceMappingURL=data:application/json;charset=utf8;base64,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ts/early.child.ts

@@ -0,0 +1,52 @@
+/// <reference path="./typings/index.d.ts" />
+let colors = require("colors");
+import readline = require("readline");
+let rl; 
+let initReadline = () => {
+    rl = readline.createInterface({
+    input: process.stdin,
+    output: process.stdout
+    });
+};
+
+let moduleName:string;
+let loaderLength:number;
+let frameCounter:number = 0;
+
+let makeFrame = ():string => {
+    let resultString:string = "["
+        + "/".green.repeat(frameCounter)
+        + " ".repeat(loaderLength - frameCounter)
+        + "]"
+        + " starting "
+        + moduleName.cyan;
+
+    if(frameCounter == loaderLength){
+        frameCounter = 0;
+    } else {
+        frameCounter++;
+    }
+    return resultString;
+};
+
+let logEarly = () => {
+    rl.write(null, {ctrl: true, name: 'u'});
+    rl.write(makeFrame());
+    setTimeout(function(){
+        logEarly();
+    },200);
+};
+
+let start = function(moduleNameArg:string = "",loaderLengthArg:string = "10"){
+    console.log(moduleNameArg);
+    moduleName = moduleNameArg;
+    loaderLength = parseInt(loaderLengthArg);
+    if (!process.env.CI){
+        initReadline();
+        logEarly();
+    } else {
+        console.log("**** starting " + moduleName.cyan + " ****");
+    };
+};
+
+start(process.env.moduleNameArg,process.env.loaderLengthArg);

ts/index.ts

@@ -2,64 +2,19 @@
 let colors = require("colors");
 let readline = require("readline");
 
-let rl; 
+import childProcess = require("child_process");
-let initReadline = () => {
+let earlyChild;
-    rl = readline.createInterface({
+// exports
-    input: process.stdin,
+export let start = function(moduleNameArg:string = "",loaderLengthArg:string = "10"){
-    output: process.stdout
+    earlyChild = childProcess.fork("./dist/early.child.js",[],{
+        env: {
+            moduleNameArg:moduleNameArg,
+            loaderLengthArg:loaderLengthArg
+        }
     });
 };
 
-let moduleName:string;
-let loaderLength:number;
-let frameCounter:number = 0;
-
-let makeFrame = ():string => {
-    let resultString:string = "["
-        + "/".green.repeat(frameCounter)
-        + " ".repeat(loaderLength - frameCounter)
-        + "]"
-        + " starting "
-        + moduleName.cyan;
-
-    if(frameCounter == loaderLength){
-        frameCounter = 0;
-    } else {
-        frameCounter++;
-    }
-    return resultString;
-};
-
-let abort:boolean = true;
-let logEarly = () => {
-    rl.write(null, {ctrl: true, name: 'u'});
-    rl.write(makeFrame());
-    setTimeout(function(){
-        if(!abort){
-            logEarly();
-        }
-    },200);
-};
-
-
-// exports
-export let start = function(moduleNameArg:string = "",loaderLengthArg:number = 10){
-    abort = false;
-    moduleName = moduleNameArg;
-    loaderLength = loaderLengthArg;
-    if (!process.env.CI){
-        initReadline();
-        logEarly();
-    } else {
-        console.log("**** starting " + moduleName.cyan + " ****");
-    };
-};
-
 export let stop = function(){
-    abort = true;
+    earlyChild.kill();
-    if (!process.env.CI){
-        rl.write(null, {ctrl: true, name: 'u'});
-        rl.close();
-    }
 };