file-worker - npm Package Compare versions

Comparing version 0.0.10 to 0.0.11

dist/amd/FileWorker.js

@@ -100,5 +100,20 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
         workerFunctionString = workerFunctionString.replace('__PROCESSOR__', processor.toString());
-        var blobURL = URL.createObjectURL(new Blob(["(" + workerFunctionString + ")()"], { type: 'application/javascript' }));
+        workerFunctionString = "(" + workerFunctionString + ")()";
+        // http://stackoverflow.com/questions/10343913/how-to-create-a-web-worker-from-a-string
+        var blob;
+        try {
+            blob = new Blob([workerFunctionString], { type: 'application/javascript' });
+        }
+        catch (e) {
+            // Backwards-compatibility
+            window.BlobBuilder = window.BlobBuilder || window.WebKitBlobBuilder || window.MozBlobBuilder;
+            blob = new BlobBuilder();
+            blob.append(workerFunctionString);
+            blob = blob.getBlob();
+        }
+        window.URL = window.URL || window.webkitURL; // Backwards-compatibility
+        var blobURL = URL.createObjectURL(blob);
         var worker = new Worker(blobURL);
-        URL.revokeObjectURL(blobURL);
+        // Do not revoke object URL. otherwise IE and edge doesn't work.
+        // URL.revokeObjectURL(blobURL);
         return worker;
@@ -118,2 +133,3 @@ }
                 return __generator(this, function (_a) {
+                    console.log(file);
                     result = new Promise(function (resolve, reject) {
@@ -120,0 +136,0 @@ var worker = WebWorkerHelper.createWebWorker(processor);

dist/browser/FileWorker.js

@@ -186,5 +186,20 @@ ;(function(global) {
     workerFunctionString = workerFunctionString.replace('__PROCESSOR__', processor.toString());
-    var blobURL = URL.createObjectURL(new Blob(['(' + workerFunctionString + ')()'], { type: 'application/javascript' }));
+    workerFunctionString = '(' + workerFunctionString + ')()';
+    // http://stackoverflow.com/questions/10343913/how-to-create-a-web-worker-from-a-string
+    var blob;
+    try {
+      blob = new Blob([workerFunctionString], { type: 'application/javascript' });
+    } catch (e) {
+      // Backwards-compatibility
+      window.BlobBuilder = window.BlobBuilder || window.WebKitBlobBuilder || window.MozBlobBuilder;
+      blob = new BlobBuilder();
+      blob.append(workerFunctionString);
+      blob = blob.getBlob();
+    }
+    window.URL = window.URL || window.webkitURL;
+    // Backwards-compatibility
+    var blobURL = URL.createObjectURL(blob);
     var worker = new Worker(blobURL);
-    URL.revokeObjectURL(blobURL);
+    // Do not revoke object URL. otherwise IE and edge doesn't work.
+    // URL.revokeObjectURL(blobURL);
     return worker;
@@ -204,2 +219,3 @@ }
         return __generator(this, function (_a) {
+          console.log(file);
           result = new Promise(function (resolve, reject) {
@@ -206,0 +222,0 @@ var worker = WebWorkerHelper.createWebWorker(processor);

dist/browser/FileWorker.min.js

@@ -1,1 +0,1 @@
-!function(e){var t={},r={},n={},i={},o=this&&this.__awaiter||function(e,t,r,n){return new(r||(r=Promise))(function(i,o){function a(e){try{s(n.next(e))}catch(e){o(e)}}function u(e){try{s(n.throw(e))}catch(e){o(e)}}function s(e){e.done?i(e.value):new r(function(t){t(e.value)}).then(a,u)}s((n=n.apply(e,t||[])).next())})},a=this&&this.__generator||function(e,t){function r(e){return function(t){return n([e,t])}}function n(r){if(i)throw new TypeError("Generator is already executing.");for(;u;)try{if(i=1,o&&(a=o[2&r[0]?"return":r[0]?"throw":"next"])&&!(a=a.call(o,r[1])).done)return a;switch(o=0,a&&(r=[0,a.value]),r[0]){case 0:case 1:a=r;break;case 4:return u.label++,{value:r[1],done:!1};case 5:u.label++,o=r[1],r=[0];continue;case 7:r=u.ops.pop(),u.trys.pop();continue;default:if(a=u.trys,!(a=a.length>0&&a[a.length-1])&&(6===r[0]||2===r[0])){u=0;continue}if(3===r[0]&&(!a||r[1]>a[0]&&r[1]<a[3])){u.label=r[1];break}if(6===r[0]&&u.label<a[1]){u.label=a[1],a=r;break}if(a&&u.label<a[2]){u.label=a[2],u.ops.push(r);break}a[2]&&u.ops.pop(),u.trys.pop();continue}r=t.call(e,u)}catch(e){r=[6,e],o=0}finally{i=a=0}if(5&r[0])throw r[1];return{value:r[0]?r[1]:void 0,done:!0}}var i,o,a,u={label:0,sent:function(){if(1&a[0])throw a[1];return a[1]},trys:[],ops:[]};return{next:r(0),throw:r(1),return:r(2)}};t=function(e){return Object.defineProperty(e,"__esModule",{value:!0}),e}(t),r=function(e){function t(){var e=__PROCESSOR__,t=function(){function e(e){this.file=e,this.currentReader=0}return e.prototype.read=function(e){var t=Math.min(this.file.size,this.currentReader+e);if(this.currentReader==this.file.size)this.onFinished();else{var r=this.file.slice(this.currentReader,t);this.currentReader=t;var n=new FileReaderSync,i=n.readAsArrayBuffer(r);this.onData(i),this.currentReader==this.file.size&&this.onFinished()}},e.prototype.readAll=function(){var e=new FileReaderSync,t=e.readAsArrayBuffer(this.file);this.onData(t),this.onFinished()},e}();self.addEventListener("message",function(r){var n=r.data,i=[],o=new t(n),a={write:function(e){i.push(e)},writeOnce:function(e){self.postMessage(e)},finish:function(){self.postMessage(i)}};try{e(o,a)}catch(e){self.postMessage({error:e.toString()})}})}function r(e){var r=t.toString();r=r.replace("__PROCESSOR__",e.toString());var n=URL.createObjectURL(new Blob(["("+r+")()"],{type:"application/javascript"})),i=new Worker(n);return URL.revokeObjectURL(n),i}return Object.defineProperty(e,"__esModule",{value:!0}),e.createWebWorker=r,e}(r),n=function(e,t){Object.defineProperty(e,"__esModule",{value:!0});var r=function(){function e(){}return e.readFile=function(e,r){return o(this,void 0,void 0,function(){var n;return a(this,function(i){return n=new Promise(function(n,i){var o=t.createWebWorker(r);o.postMessage(e),o.onmessage=function(e){n(e.data)}}),[2,n]})})},e}();return e.FileWorker=r,e}(n,r),i=function(e,t){return Object.defineProperty(e,"__esModule",{value:!0}),e.default=t.FileWorker,e}(i,n),e.FileWorker=i.default}(window);
+!function(e){var t={},n={},r={},i={},o=this&&this.__awaiter||function(e,t,n,r){return new(n||(n=Promise))(function(i,o){function a(e){try{s(r.next(e))}catch(e){o(e)}}function u(e){try{s(r.throw(e))}catch(e){o(e)}}function s(e){e.done?i(e.value):new n(function(t){t(e.value)}).then(a,u)}s((r=r.apply(e,t||[])).next())})},a=this&&this.__generator||function(e,t){function n(e){return function(t){return r([e,t])}}function r(n){if(i)throw new TypeError("Generator is already executing.");for(;u;)try{if(i=1,o&&(a=o[2&n[0]?"return":n[0]?"throw":"next"])&&!(a=a.call(o,n[1])).done)return a;switch(o=0,a&&(n=[0,a.value]),n[0]){case 0:case 1:a=n;break;case 4:return u.label++,{value:n[1],done:!1};case 5:u.label++,o=n[1],n=[0];continue;case 7:n=u.ops.pop(),u.trys.pop();continue;default:if(a=u.trys,!(a=a.length>0&&a[a.length-1])&&(6===n[0]||2===n[0])){u=0;continue}if(3===n[0]&&(!a||n[1]>a[0]&&n[1]<a[3])){u.label=n[1];break}if(6===n[0]&&u.label<a[1]){u.label=a[1],a=n;break}if(a&&u.label<a[2]){u.label=a[2],u.ops.push(n);break}a[2]&&u.ops.pop(),u.trys.pop();continue}n=t.call(e,u)}catch(e){n=[6,e],o=0}finally{i=a=0}if(5&n[0])throw n[1];return{value:n[0]?n[1]:void 0,done:!0}}var i,o,a,u={label:0,sent:function(){if(1&a[0])throw a[1];return a[1]},trys:[],ops:[]};return{next:n(0),throw:n(1),return:n(2)}};t=function(e){return Object.defineProperty(e,"__esModule",{value:!0}),e}(t),n=function(e){function t(){var e=__PROCESSOR__,t=function(){function e(e){this.file=e,this.currentReader=0}return e.prototype.read=function(e){var t=Math.min(this.file.size,this.currentReader+e);if(this.currentReader==this.file.size)this.onFinished();else{var n=this.file.slice(this.currentReader,t);this.currentReader=t;var r=new FileReaderSync,i=r.readAsArrayBuffer(n);this.onData(i),this.currentReader==this.file.size&&this.onFinished()}},e.prototype.readAll=function(){var e=new FileReaderSync,t=e.readAsArrayBuffer(this.file);this.onData(t),this.onFinished()},e}();self.addEventListener("message",function(n){var r=n.data,i=[],o=new t(r),a={write:function(e){i.push(e)},writeOnce:function(e){self.postMessage(e)},finish:function(){self.postMessage(i)}};try{e(o,a)}catch(e){self.postMessage({error:e.toString()})}})}function n(e){var n=t.toString();n=n.replace("__PROCESSOR__",e.toString()),n="("+n+")()";var r;try{r=new Blob([n],{type:"application/javascript"})}catch(e){window.BlobBuilder=window.BlobBuilder||window.WebKitBlobBuilder||window.MozBlobBuilder,r=new BlobBuilder,r.append(n),r=r.getBlob()}window.URL=window.URL||window.webkitURL;var i=URL.createObjectURL(r);return new Worker(i)}return Object.defineProperty(e,"__esModule",{value:!0}),e.createWebWorker=n,e}(n),r=function(e,t){Object.defineProperty(e,"__esModule",{value:!0});var n=function(){function e(){}return e.readFile=function(e,n){return o(this,void 0,void 0,function(){var r;return a(this,function(i){return console.log(e),r=new Promise(function(r,i){var o=t.createWebWorker(n);o.postMessage(e),o.onmessage=function(e){r(e.data)}}),[2,r]})})},e}();return e.FileWorker=n,e}(r,n),i=function(e,t){return Object.defineProperty(e,"__esModule",{value:!0}),e.default=t.FileWorker,e}(i,r),e.FileWorker=i.default}(window);

dist/commonjs/FileWorker.js

@@ -46,2 +46,3 @@ "use strict";
             return __generator(this, function (_a) {
+                console.log(file);
                 result = new Promise(function (resolve, reject) {
@@ -48,0 +49,0 @@ var worker = WebWorkerHelper.createWebWorker(processor);

dist/commonjs/WebWorkerHelper.js

@@ -60,7 +60,22 @@ "use strict";
     workerFunctionString = workerFunctionString.replace('__PROCESSOR__', processor.toString());
-    var blobURL = URL.createObjectURL(new Blob(["(" + workerFunctionString + ")()"], { type: 'application/javascript' }));
+    workerFunctionString = "(" + workerFunctionString + ")()";
+    // http://stackoverflow.com/questions/10343913/how-to-create-a-web-worker-from-a-string
+    var blob;
+    try {
+        blob = new Blob([workerFunctionString], { type: 'application/javascript' });
+    }
+    catch (e) {
+        // Backwards-compatibility
+        window.BlobBuilder = window.BlobBuilder || window.WebKitBlobBuilder || window.MozBlobBuilder;
+        blob = new BlobBuilder();
+        blob.append(workerFunctionString);
+        blob = blob.getBlob();
+    }
+    window.URL = window.URL || window.webkitURL; // Backwards-compatibility
+    var blobURL = URL.createObjectURL(blob);
     var worker = new Worker(blobURL);
-    URL.revokeObjectURL(blobURL);
+    // Do not revoke object URL. otherwise IE and edge doesn't work.
+    // URL.revokeObjectURL(blobURL);
     return worker;
 }
 exports.createWebWorker = createWebWorker;

package.json

 {
   "name": "file-worker",
-  "version": "0.0.10",
+  "version": "0.0.11",
   "description": "Process files asynchronous at browser with web worker.",
@@ -5,0 +5,0 @@ "main": "dist/commonjs/index.js",

README.md

 JavaScript File Worker
 ======================
 
+![JavaScript File Worker](misc/banner.png)
+
 ***Process files asynchronously by Web Worker in browsers.***
@@ -5,0 +7,0 @@

src/FileWorker.ts

@@ -6,2 +6,3 @@ import {FileWorkerProcessor, FileWorkerConfig} from "./types";
     static async readFile(file : File, processor : FileWorkerProcessor) : Promise<any> {
+        console.log(file);
         const result : Promise<any> = new Promise<any>((resolve, reject) => {
@@ -8,0 +9,0 @@ const worker : Worker = WebWorkerHelper.createWebWorker(processor);

src/WebWorkerHelper.ts

@@ -6,2 +6,4 @@ import {FileWorkerWriter, FileWorkerProcessor, FileWorkerReader, FileWorkerOnDataHandler} from "./types";
 declare const FileReaderSync : any;
+declare const window : any;
+declare const BlobBuilder : any;
 
@@ -71,8 +73,23 @@ function workerScript() {
 export function createWebWorker(processor: Function) : Worker {
-    var workerFunctionString: string = workerScript.toString();
+    let workerFunctionString: string = workerScript.toString();
     workerFunctionString = workerFunctionString.replace('__PROCESSOR__', processor.toString());
-    const blobURL = URL.createObjectURL(new Blob([`(${workerFunctionString})()`], {type: 'application/javascript'}));
+    workerFunctionString = `(${workerFunctionString})()`;
+    // http://stackoverflow.com/questions/10343913/how-to-create-a-web-worker-from-a-string
+    let blob;
+    try {
+        blob = new Blob([workerFunctionString], {type: 'application/javascript'});
+    } catch (e) {
+        // Backwards-compatibility
+        window.BlobBuilder = window.BlobBuilder || window.WebKitBlobBuilder || window.MozBlobBuilder;
+        blob = new BlobBuilder();
+        blob.append(workerFunctionString);
+        blob = blob.getBlob();
+    }
+    window.URL = window.URL || window.webkitURL;  // Backwards-compatibility
+
+    const blobURL = URL.createObjectURL(blob);
     const worker = new Worker(blobURL);
-    URL.revokeObjectURL(blobURL);
+    // Do not revoke object URL. otherwise IE and edge doesn't work.
+    // URL.revokeObjectURL(blobURL);
     return worker;
 }

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Improved metrics

Total package byte prevSize

37153

increased by8.47%

Lines of code

748

increased by9.52%

Number of lines in readme file

122

increased by1.67%

No dependency changes