wavesurfer.js

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/util.js</title> <meta charset="utf-8"> <link rel="stylesheet" href="../prettify.css"> <link rel="stylesheet" href="../base.css"> <style type='text/css'> div.coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class="header low"> <h1>Code coverage report for src/util.js</h1> <h2> Statements: 15.25% (9 / 59)      Branches: 0% (0 / 30)      Functions: 25% (4 / 16)      Lines: 16.07% (9 / 56)      Ignored: none      </h2> <div class="path"><a href="../index.html">All files</a> » <a href="index.html">src/</a> » util.js</div> </div> <div class="body"> <pre><table class="coverage"> <tr><td class="line-count">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133</td><td class="line-coverage">  1   5 5 5 37     5       1                                                                                     1                                                                                                                                                     1  </td><td class="text"><pre class="prettyprint lang-js">/* Common utilities */ WaveSurfer.util = { extend: function (dest) { var sources = Array.prototype.slice.call(arguments, 1); sources.forEach(function (source) { Object.keys(source).forEach(function (key) { dest[key] = source[key]; }); }); return dest; },   getId: function () { return 'wavesurfer_' + Math.random().toString(32).substring(2); },   ajax: function (options) { var ajax = Object.create(WaveSurfer.Observer); var xhr = new XMLHttpRequest(); var fired100 = false;   xhr.open(options.method || 'GET', options.url, true); xhr.responseType = options.responseType || 'json';   xhr.addEventListener('progress', function (e) { ajax.fireEvent('progress', e); if (e.lengthComputable && e.loaded == e.total) { fired100 = true; } });   xhr.addEventListener('load', function (e) { if (!fired100) { ajax.fireEvent('progress', e); } ajax.fireEvent('load', e);   if (200 == xhr.status || 206 == xhr.status) { ajax.fireEvent('success', xhr.response, e); } else { ajax.fireEvent('error', e); } });   xhr.addEventListener('error', function (e) { ajax.fireEvent('error', e); });   xhr.send(); ajax.xhr = xhr; return ajax; } };     /* Observer */ WaveSurfer.Observer = { /** * Attach a handler function for an event. */ on: function (event, fn) { if (!this.handlers) { this.handlers = {}; }   var handlers = this.handlers[event]; if (!handlers) { handlers = this.handlers[event] = []; } handlers.push(fn);   // Return an event descriptor return { name: event, callback: fn, un: this.un.bind(this, event, fn) }; },   /** * Remove an event handler. */ un: function (event, fn) { if (!this.handlers) { return; }   var handlers = this.handlers[event]; if (handlers) { if (fn) { for (var i = handlers.length - 1; i >= 0; i--) { if (handlers[i] == fn) { handlers.splice(i, 1); } } } else { handlers.length = 0; } } },   /** * Remove all event handlers. */ unAll: function () { this.handlers = null; },   /** * Attach a handler to an event. The handler is executed at most once per * event type. */ once: function (event, handler) { var my = this; var fn = function () { handler.apply(this, arguments); setTimeout(function () { my.un(event, fn); }, 0); }; return this.on(event, fn); },   fireEvent: function (event) { if (!this.handlers) { return; } var handlers = this.handlers[event]; var args = Array.prototype.slice.call(arguments, 1); handlers && handlers.forEach(function (fn) { fn.apply(null, args); }); } };     /* Make the main WaveSurfer object an observer */ WaveSurfer.util.extend(WaveSurfer, WaveSurfer.Observer);  </pre></td></tr> </table></pre> </div> <div class="footer"> <div class="meta">Generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Tue Oct 27 2015 09:34:58 GMT+0100 (CET)</div> </div> <script src="../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../sorter.js"></script> </body> </html>