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<h1><a href="http://developer.yahoo.com/yui/" title="Yahoo! UI Library">Yahoo! UI Library</a></h1>
<h3>profiler <span class="subtitle">3.0.0</span></h3>
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<div class="highlight" ><pre> <span class="c">/**</span>
<span class="c"> * The YUI JavaScript profiler.</span>
<span class="c"> * @module profiler</span>
<span class="c"> * @requires yui</span>
<span class="c"> */</span>
<span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span> <span class="c">// Private Variables and Functions</span>
<span class="c"></span> <span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span>
<span class="k">var</span> <span class="nx">container</span> <span class="o">=</span> <span class="o">{},</span> <span class="c">//Container object on which to put the original unprofiled methods.</span>
<span class="c"></span> <span class="nx">report</span> <span class="o">=</span> <span class="o">{},</span> <span class="c">//Profiling information for functions</span>
<span class="c"></span> <span class="nx">stopwatches</span> <span class="o">=</span> <span class="o">{},</span> <span class="c">//Additional stopwatch information</span>
<span class="c"></span>
<span class="nx">WATCH_STARTED</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span>
<span class="nx">WATCH_STOPPED</span> <span class="o">=</span> <span class="m">1</span><span class="o">,</span>
<span class="nx">WATCH_PAUSED</span> <span class="o">=</span> <span class="m">2</span><span class="o">,</span>
<span class="c">//shortcuts</span>
<span class="c"></span> <span class="nx">L</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">;</span>
<span class="c">/* (intentionally not documented)</span>
<span class="c"> * Creates a report object with the given name.</span>
<span class="c"> * @param {String} name The name to store for the report object.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method createReport</span>
<span class="c"> * @private</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">createReport</span><span class="o">(</span><span class="nx">name</span><span class="o">){</span>
<span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">]</span> <span class="o">=</span> <span class="o">{</span>
<span class="nx">calls</span><span class="o">:</span> <span class="m">0</span><span class="o">,</span>
<span class="nx">max</span><span class="o">:</span> <span class="m">0</span><span class="o">,</span>
<span class="nx">min</span><span class="o">:</span> <span class="m">0</span><span class="o">,</span>
<span class="nx">avg</span><span class="o">:</span> <span class="m">0</span><span class="o">,</span>
<span class="nx">points</span><span class="o">:</span> <span class="o">[]</span>
<span class="o">};</span>
<span class="k">return</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">}</span>
<span class="c">/* (intentionally not documented)</span>
<span class="c"> * Called when a method ends execution. Marks the start and end time of the </span>
<span class="c"> * method so it can calculate how long the function took to execute. Also </span>
<span class="c"> * updates min/max/avg calculations for the function.</span>
<span class="c"> * @param {String} name The name of the function to mark as stopped.</span>
<span class="c"> * @param {int} duration The number of milliseconds it took the function to</span>
<span class="c"> * execute.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method saveDataPoint</span>
<span class="c"> * @private</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">saveDataPoint</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="nx">duration</span><span class="o">){</span>
<span class="c">//get the function data</span>
<span class="c"></span> <span class="k">var</span> <span class="nx">functionData</span> <span class="c">/*:Object*/</span> <span class="o">=</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="c">//just in case clear() was called</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(!</span><span class="nx">functionData</span><span class="o">){</span>
<span class="nx">functionData</span> <span class="o">=</span> <span class="nx">createReport</span><span class="o">(</span><span class="nx">name</span><span class="o">);</span>
<span class="o">}</span>
<span class="c">//increment the calls</span>
<span class="c"></span> <span class="nx">functionData</span><span class="o">.</span><span class="nx">calls</span><span class="o">++;</span>
<span class="nx">functionData</span><span class="o">.</span><span class="nx">points</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">duration</span><span class="o">);</span>
<span class="c">//if it's already been called at least once, do more complex calculations</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">functionData</span><span class="o">.</span><span class="nx">calls</span> <span class="o">></span> <span class="m">1</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">functionData</span><span class="o">.</span><span class="nx">avg</span> <span class="o">=</span> <span class="o">((</span><span class="nx">functionData</span><span class="o">.</span><span class="nx">avg</span><span class="o">*(</span><span class="nx">functionData</span><span class="o">.</span><span class="nx">calls</span><span class="o">-</span><span class="m">1</span><span class="o">))+</span><span class="nx">duration</span><span class="o">)/</span><span class="nx">functionData</span><span class="o">.</span><span class="nx">calls</span><span class="o">;</span>
<span class="nx">functionData</span><span class="o">.</span><span class="nx">min</span> <span class="o">=</span> <span class="nb">Math</span><span class="o">.</span><span class="nx">min</span><span class="o">(</span><span class="nx">functionData</span><span class="o">.</span><span class="nx">min</span><span class="o">,</span> <span class="nx">duration</span><span class="o">);</span>
<span class="nx">functionData</span><span class="o">.</span><span class="nx">max</span> <span class="o">=</span> <span class="nb">Math</span><span class="o">.</span><span class="nx">max</span><span class="o">(</span><span class="nx">functionData</span><span class="o">.</span><span class="nx">max</span><span class="o">,</span> <span class="nx">duration</span><span class="o">);</span>
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
<span class="nx">functionData</span><span class="o">.</span><span class="nx">avg</span> <span class="o">=</span> <span class="nx">duration</span><span class="o">;</span>
<span class="nx">functionData</span><span class="o">.</span><span class="nx">min</span> <span class="o">=</span> <span class="nx">duration</span><span class="o">;</span>
<span class="nx">functionData</span><span class="o">.</span><span class="nx">max</span> <span class="o">=</span> <span class="nx">duration</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span> <span class="c">// Public Interface</span>
<span class="c"></span> <span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * Profiles functions in JavaScript.</span>
<span class="c"> * @class Profiler</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">Y</span><span class="o">.</span><span class="nx">Profiler</span> <span class="o">=</span> <span class="o">{</span>
<span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span> <span class="c">// Utility Methods</span>
<span class="c"></span> <span class="c">//------------------------------------------------------------------------- </span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * Removes all report data from the profiler.</span>
<span class="c"> * @param {String} name (Optional) The name of the report to clear. If</span>
<span class="c"> * omitted, then all report data is cleared.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method clear</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">clear</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span><span class="o">){</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">name</span><span class="o">)){</span>
<span class="nx">delete</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="nx">delete</span> <span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
<span class="nx">report</span> <span class="o">=</span> <span class="o">{};</span>
<span class="nx">stopwatches</span> <span class="o">=</span> <span class="o">{};</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Returns the uninstrumented version of a function/object.</span>
<span class="c"> * @param {String} name The name of the function/object to retrieve.</span>
<span class="c"> * @return {Function|Object} The uninstrumented version of a function/object.</span>
<span class="c"> * @method getOriginal</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">getOriginal</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span><span class="o">){</span>
<span class="k">return</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Instruments a method to have profiling calls.</span>
<span class="c"> * @param {String} name The name of the report for the function.</span>
<span class="c"> * @param {Function} method The function to instrument.</span>
<span class="c"> * @return {Function} An instrumented version of the function.</span>
<span class="c"> * @method instrument</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">instrument</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="nx">method</span><span class="o">){</span>
<span class="c">//create instrumented version of function</span>
<span class="c"></span> <span class="k">var</span> <span class="nx">newMethod</span> <span class="o">=</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">start</span> <span class="o">=</span> <span class="k">new</span> <span class="nb">Date</span><span class="o">(),</span>
<span class="nx">retval</span> <span class="o">=</span> <span class="nx">method</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="k">this</span><span class="o">,</span> <span class="nx">arguments</span><span class="o">),</span>
<span class="nx">stop</span> <span class="o">=</span> <span class="k">new</span> <span class="nb">Date</span><span class="o">();</span>
<span class="nx">saveDataPoint</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="nx">stop</span><span class="o">-</span><span class="nx">start</span><span class="o">);</span>
<span class="k">return</span> <span class="nx">retval</span><span class="o">;</span>
<span class="o">};</span>
<span class="c">//copy the function properties over</span>
<span class="c"></span> <span class="nx">Y</span><span class="o">.</span><span class="nx">mix</span><span class="o">(</span><span class="nx">newMethod</span><span class="o">,</span> <span class="nx">method</span><span class="o">);</span>
<span class="c">//assign prototype and flag as being profiled</span>
<span class="c"></span> <span class="nx">newMethod</span><span class="o">.</span><span class="nx">__yuiProfiled</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span>
<span class="nx">newMethod</span><span class="o">.</span><span class="nx">prototype</span> <span class="o">=</span> <span class="nx">method</span><span class="o">.</span><span class="nx">prototype</span><span class="o">;</span>
<span class="c">//store original method</span>
<span class="c"></span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">]</span> <span class="o">=</span> <span class="nx">method</span><span class="o">;</span>
<span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">__yuiFuncName</span> <span class="o">=</span> <span class="nx">name</span><span class="o">;</span>
<span class="c">//create the report</span>
<span class="c"></span> <span class="nx">createReport</span><span class="o">(</span><span class="nx">name</span><span class="o">);</span>
<span class="c">//return the new method</span>
<span class="c"></span> <span class="k">return</span> <span class="nx">newMethod</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span> <span class="c">// Stopwatch Methods</span>
<span class="c"></span> <span class="c">//------------------------------------------------------------------------- </span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * Pauses profiling information for a given name.</span>
<span class="c"> * @param {String} name The name of the data point.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method pause</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">pause</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span><span class="o">){</span>
<span class="k">var</span> <span class="nx">now</span> <span class="o">=</span> <span class="k">new</span> <span class="nb">Date</span><span class="o">(),</span>
<span class="nx">stopwatch</span> <span class="o">=</span> <span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">stopwatch</span> <span class="o">&&</span> <span class="nx">stopwatch</span><span class="o">.</span><span class="nx">state</span> <span class="o">==</span> <span class="nx">WATCH_STARTED</span><span class="o">){</span>
<span class="nx">stopwatch</span><span class="o">.</span><span class="nx">total</span> <span class="o">+=</span> <span class="o">(</span><span class="nx">now</span> <span class="o">-</span> <span class="nx">stopwatch</span><span class="o">.</span><span class="nx">start</span><span class="o">);</span>
<span class="nx">stopwatch</span><span class="o">.</span><span class="nx">start</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span>
<span class="nx">stopwatch</span><span class="o">.</span><span class="nx">state</span> <span class="o">=</span> <span class="nx">WATCH_PAUSED</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Start profiling information for a given name. The name cannot be the name</span>
<span class="c"> * of a registered function or object. This is used to start timing for a</span>
<span class="c"> * particular block of code rather than instrumenting the entire function.</span>
<span class="c"> * @param {String} name The name of the data point.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method start</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">start</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span><span class="o">){</span>
<span class="k">if</span><span class="o">(</span><span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">]){</span>
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="s2">"Cannot use '"</span> <span class="o">+</span> <span class="nx">name</span> <span class="o">+</span> <span class="s2">"' for profiling through start(), name is already in use."</span><span class="o">);</span>
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
<span class="c">//create report if necessary</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(!</span><span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">]){</span>
<span class="nx">createReport</span><span class="o">(</span><span class="nx">name</span><span class="o">);</span>
<span class="o">}</span>
<span class="c">//create stopwatch object if necessary</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(!</span><span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">]){</span>
<span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">]</span> <span class="o">=</span> <span class="o">{</span>
<span class="nx">state</span><span class="o">:</span> <span class="nx">WATCH_STOPPED</span><span class="o">,</span>
<span class="nx">start</span><span class="o">:</span> <span class="m">0</span><span class="o">,</span>
<span class="nx">total</span><span class="o">:</span> <span class="m">0</span>
<span class="o">};</span>
<span class="o">}</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">state</span> <span class="o">==</span> <span class="nx">WATCH_STOPPED</span><span class="o">){</span>
<span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">state</span> <span class="o">=</span> <span class="nx">WATCH_STARTED</span><span class="o">;</span>
<span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">start</span> <span class="o">=</span> <span class="k">new</span> <span class="nb">Date</span><span class="o">();</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Stops profiling information for a given name.</span>
<span class="c"> * @param {String} name The name of the data point.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method stop</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">stop</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span><span class="o">){</span>
<span class="k">var</span> <span class="nx">now</span> <span class="o">=</span> <span class="k">new</span> <span class="nb">Date</span><span class="o">(),</span>
<span class="nx">stopwatch</span> <span class="o">=</span> <span class="nx">stopwatches</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">stopwatch</span><span class="o">){</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">stopwatch</span><span class="o">.</span><span class="nx">state</span> <span class="o">==</span> <span class="nx">WATCH_STARTED</span><span class="o">){</span>
<span class="nx">saveDataPoint</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="nx">stopwatch</span><span class="o">.</span><span class="nx">total</span> <span class="o">+</span> <span class="o">(</span><span class="nx">now</span> <span class="o">-</span> <span class="nx">stopwatch</span><span class="o">.</span><span class="nx">start</span><span class="o">));</span>
<span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">stopwatch</span><span class="o">.</span><span class="nx">state</span> <span class="o">==</span> <span class="nx">WATCH_PAUSED</span><span class="o">){</span>
<span class="nx">saveDataPoint</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="nx">stopwatch</span><span class="o">.</span><span class="nx">total</span><span class="o">);</span>
<span class="o">}</span>
<span class="c">//reset stopwatch information</span>
<span class="c"></span> <span class="nx">stopwatch</span><span class="o">.</span><span class="nx">start</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span>
<span class="nx">stopwatch</span><span class="o">.</span><span class="nx">total</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span>
<span class="nx">stopwatch</span><span class="o">.</span><span class="nx">state</span> <span class="o">=</span> <span class="nx">WATCH_STOPPED</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span> <span class="c">// Reporting Methods</span>
<span class="c"></span> <span class="c">//------------------------------------------------------------------------- </span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * Returns the average amount of time (in milliseconds) that the function</span>
<span class="c"> * with the given name takes to execute.</span>
<span class="c"> * @param {String} name The name of the function whose data should be returned.</span>
<span class="c"> * If an object type method, it should be 'constructor.prototype.methodName';</span>
<span class="c"> * a normal object method would just be 'object.methodName'.</span>
<span class="c"> * @return {float} The average time it takes the function to execute.</span>
<span class="c"> * @method getAverage</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">getAverage</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">)</span> <span class="c">/*:float*/</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">avg</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Returns the number of times that the given function has been called.</span>
<span class="c"> * @param {String} name The name of the function whose data should be returned.</span>
<span class="c"> * @return {int} The number of times the function was called.</span>
<span class="c"> * @method getCallCount</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">getCallCount</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">)</span> <span class="c">/*:int*/</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">calls</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Returns the maximum amount of time (in milliseconds) that the function</span>
<span class="c"> * with the given name takes to execute.</span>
<span class="c"> * @param {String} name The name of the function whose data should be returned.</span>
<span class="c"> * If an object type method, it should be 'constructor.prototype.methodName';</span>
<span class="c"> * a normal object method would just be 'object.methodName'.</span>
<span class="c"> * @return {float} The maximum time it takes the function to execute.</span>
<span class="c"> * @method getMax</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">getMax</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">)</span> <span class="c">/*:int*/</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">max</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Returns the minimum amount of time (in milliseconds) that the function</span>
<span class="c"> * with the given name takes to execute.</span>
<span class="c"> * @param {String} name The name of the function whose data should be returned.</span>
<span class="c"> * If an object type method, it should be 'constructor.prototype.methodName';</span>
<span class="c"> * a normal object method would just be 'object.methodName'.</span>
<span class="c"> * @return {float} The minimum time it takes the function to execute.</span>
<span class="c"> * @method getMin</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">getMin</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">)</span> <span class="c">/*:int*/</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">min</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Returns an object containing profiling data for a single function.</span>
<span class="c"> * The object has an entry for min, max, avg, calls, and points).</span>
<span class="c"> * @return {Object} An object containing profile data for a given function.</span>
<span class="c"> * @method getFunctionReport</span>
<span class="c"> * @static</span>
<span class="c"> * @deprecated Use getReport() instead.</span>
<span class="c"> */</span>
<span class="nx">getFunctionReport</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">)</span> <span class="c">/*:Object*/</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Returns an object containing profiling data for a single function.</span>
<span class="c"> * The object has an entry for min, max, avg, calls, and points).</span>
<span class="c"> * @return {Object} An object containing profile data for a given function.</span>
<span class="c"> * @method getReport</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">getReport</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">)</span> <span class="c">/*:Object*/</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Returns an object containing profiling data for all of the functions </span>
<span class="c"> * that were profiled. The object has an entry for each function and </span>
<span class="c"> * returns all information (min, max, average, calls, etc.) for each</span>
<span class="c"> * function.</span>
<span class="c"> * @return {Object} An object containing all profile data.</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">getFullReport</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">filter</span> <span class="c">/*:Function*/</span><span class="o">)</span> <span class="c">/*:Object*/</span> <span class="o">{</span>
<span class="nx">filter</span> <span class="o">=</span> <span class="nx">filter</span> <span class="o">||</span> <span class="k">function</span><span class="o">(){</span><span class="k">return</span> <span class="kc">true</span><span class="o">;};</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isFunction</span><span class="o">(</span><span class="nx">filter</span><span class="o">))</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">fullReport</span> <span class="o">=</span> <span class="o">{};</span>
<span class="k">for</span> <span class="o">(</span><span class="k">var</span> <span class="nx">name</span> <span class="k">in</span> <span class="nx">report</span><span class="o">){</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">filter</span><span class="o">(</span><span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">])){</span>
<span class="nx">fullReport</span><span class="o">[</span><span class="nx">name</span><span class="o">]</span> <span class="o">=</span> <span class="nx">report</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="k">return</span> <span class="nx">fullReport</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">//-------------------------------------------------------------------------</span>
<span class="c"></span> <span class="c">// Profiling Methods</span>
<span class="c"></span> <span class="c">//------------------------------------------------------------------------- </span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * Sets up a constructor for profiling, including all properties and methods on the prototype.</span>
<span class="c"> * @param {string} name The fully-qualified name of the function including namespace information.</span>
<span class="c"> * @param {Object} owner (Optional) The object that owns the function (namespace or containing object).</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method registerConstructor</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">registerConstructor</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">,</span> <span class="nx">owner</span> <span class="c">/*:Object*/</span><span class="o">)</span> <span class="c">/*:Void*/</span> <span class="o">{</span>
<span class="k">this</span><span class="o">.</span><span class="nx">registerFunction</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="nx">owner</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Sets up a function for profiling. It essentially overwrites the function with one</span>
<span class="c"> * that has instrumentation data. This method also creates an entry for the function</span>
<span class="c"> * in the profile report. The original function is stored on the container object.</span>
<span class="c"> * @param {String} name The full name of the function including namespacing. This</span>
<span class="c"> * is the name of the function that is stored in the report.</span>
<span class="c"> * @param {Object} owner (Optional) The object that owns the function. If the function</span>
<span class="c"> * isn't global then this argument is required. This could be the namespace that</span>
<span class="c"> * the function belongs to or the object on which it's</span>
<span class="c"> * a method.</span>
<span class="c"> * @param {Boolean} registerPrototype (Optional) Indicates that the prototype should</span>
<span class="c"> * also be instrumented. Setting to true has the same effect as calling</span>
<span class="c"> * registerConstructor().</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method registerFunction</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">registerFunction</span> <span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">,</span> <span class="nx">owner</span> <span class="c">/*:Object*/</span><span class="o">,</span> <span class="nx">registerPrototype</span> <span class="c">/*:Boolean*/</span><span class="o">)</span> <span class="c">/*:Void*/</span><span class="o">{</span>
<span class="c">//figure out the function name without namespacing</span>
<span class="c"></span> <span class="k">var</span> <span class="nx">funcName</span> <span class="o">=</span> <span class="o">(</span><span class="nx">name</span><span class="o">.</span><span class="nx">indexOf</span><span class="o">(</span><span class="s2">"."</span><span class="o">)</span> <span class="o">></span> <span class="o">-</span><span class="m">1</span> <span class="o">?</span>
<span class="nx">name</span><span class="o">.</span><span class="nx">substring</span><span class="o">(</span><span class="nx">name</span><span class="o">.</span><span class="nx">lastIndexOf</span><span class="o">(</span><span class="s2">"."</span><span class="o">)+</span><span class="m">1</span><span class="o">)</span> <span class="o">:</span> <span class="nx">name</span><span class="o">),</span>
<span class="nx">method</span><span class="o">,</span>
<span class="nx">prototype</span><span class="o">;</span>
<span class="c">//if owner isn't an object, try to find it from the name</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(!</span><span class="nx">L</span><span class="o">.</span><span class="nx">isObject</span><span class="o">(</span><span class="nx">owner</span><span class="o">)){</span>
<span class="nx">owner</span> <span class="o">=</span> <span class="nb">eval</span><span class="o">(</span><span class="nx">name</span><span class="o">.</span><span class="nx">substring</span><span class="o">(</span><span class="m">0</span><span class="o">,</span> <span class="nx">name</span><span class="o">.</span><span class="nx">lastIndexOf</span><span class="o">(</span><span class="s2">"."</span><span class="o">)));</span>
<span class="o">}</span>
<span class="c">//get the method and prototype</span>
<span class="c"></span> <span class="nx">method</span> <span class="o">=</span> <span class="nx">owner</span><span class="o">[</span><span class="nx">funcName</span><span class="o">];</span>
<span class="nx">prototype</span> <span class="o">=</span> <span class="nx">method</span><span class="o">.</span><span class="nx">prototype</span><span class="o">;</span>
<span class="c">//see if the method has already been registered</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isFunction</span><span class="o">(</span><span class="nx">method</span><span class="o">)</span> <span class="o">&&</span> <span class="o">!</span><span class="nx">method</span><span class="o">.</span><span class="nx">__yuiProfiled</span><span class="o">){</span>
<span class="c">//replace the function with the profiling one</span>
<span class="c"></span> <span class="nx">owner</span><span class="o">[</span><span class="nx">funcName</span><span class="o">]</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">instrument</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="nx">method</span><span class="o">);</span>
<span class="c">/*</span>
<span class="c"> * Store original function information. We store the actual</span>
<span class="c"> * function as well as the owner and the name used to identify</span>
<span class="c"> * the function so it can be restored later.</span>
<span class="c"> */</span>
<span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">__yuiOwner</span> <span class="o">=</span> <span class="nx">owner</span><span class="o">;</span>
<span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">__yuiFuncName</span> <span class="o">=</span> <span class="nx">funcName</span><span class="o">;</span> <span class="c">//overwrite with less-specific name</span>
<span class="c"></span>
<span class="c">//register prototype if necessary</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">registerPrototype</span><span class="o">)</span> <span class="o">{</span>
<span class="k">this</span><span class="o">.</span><span class="nx">registerObject</span><span class="o">(</span><span class="nx">name</span> <span class="o">+</span> <span class="s2">".prototype"</span><span class="o">,</span> <span class="nx">prototype</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Sets up an object for profiling. It takes the object and looks for functions.</span>
<span class="c"> * When a function is found, registerMethod() is called on it. If set to recrusive</span>
<span class="c"> * mode, it will also setup objects found inside of this object for profiling, </span>
<span class="c"> * using the same methodology.</span>
<span class="c"> * @param {String} name The name of the object to profile (shows up in report).</span>
<span class="c"> * @param {Object} owner (Optional) The object represented by the name.</span>
<span class="c"> * @param {Boolean} recurse (Optional) Determines if subobject methods are also profiled.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method registerObject</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">registerObject</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">,</span> <span class="nx">object</span> <span class="c">/*:Object*/</span><span class="o">,</span> <span class="nx">recurse</span> <span class="c">/*:Boolean*/</span><span class="o">)</span> <span class="c">/*:Void*/</span><span class="o">{</span>
<span class="c">//get the object</span>
<span class="c"></span> <span class="nx">object</span> <span class="o">=</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isObject</span><span class="o">(</span><span class="nx">object</span><span class="o">)</span> <span class="o">?</span> <span class="nx">object</span> <span class="o">:</span> <span class="nb">eval</span><span class="o">(</span><span class="nx">name</span><span class="o">));</span>
<span class="c">//save the object</span>
<span class="c"></span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">]</span> <span class="o">=</span> <span class="nx">object</span><span class="o">;</span>
<span class="k">for</span> <span class="o">(</span><span class="k">var</span> <span class="nx">prop</span> <span class="k">in</span> <span class="nx">object</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="k">typeof</span> <span class="nx">object</span><span class="o">[</span><span class="nx">prop</span><span class="o">]</span> <span class="o">==</span> <span class="s2">"function"</span><span class="o">){</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">prop</span> <span class="o">!=</span> <span class="s2">"constructor"</span> <span class="o">&&</span> <span class="nx">prop</span> <span class="o">!=</span> <span class="s2">"superclass"</span><span class="o">){</span> <span class="c">//don't do constructor or superclass, it's recursive</span>
<span class="c"></span> <span class="k">this</span><span class="o">.</span><span class="nx">registerFunction</span><span class="o">(</span><span class="nx">name</span> <span class="o">+</span> <span class="s2">"."</span> <span class="o">+</span> <span class="nx">prop</span><span class="o">,</span> <span class="nx">object</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="k">typeof</span> <span class="nx">object</span><span class="o">[</span><span class="nx">prop</span><span class="o">]</span> <span class="o">==</span> <span class="s2">"object"</span> <span class="o">&&</span> <span class="nx">recurse</span><span class="o">){</span>
<span class="k">this</span><span class="o">.</span><span class="nx">registerObject</span><span class="o">(</span><span class="nx">name</span> <span class="o">+</span> <span class="s2">"."</span> <span class="o">+</span> <span class="nx">prop</span><span class="o">,</span> <span class="nx">object</span><span class="o">[</span><span class="nx">prop</span><span class="o">],</span> <span class="nx">recurse</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Removes a constructor function from profiling. Reverses the registerConstructor() method.</span>
<span class="c"> * @param {String} name The full name of the function including namespacing. This</span>
<span class="c"> * is the name of the function that is stored in the report.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method unregisterFunction</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">unregisterConstructor</span> <span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">)</span> <span class="c">/*:Void*/</span><span class="o">{</span>
<span class="c">//see if the method has been registered</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isFunction</span><span class="o">(</span><span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">])){</span>
<span class="k">this</span><span class="o">.</span><span class="nx">unregisterFunction</span><span class="o">(</span><span class="nx">name</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Removes function from profiling. Reverses the registerFunction() method.</span>
<span class="c"> * @param {String} name The full name of the function including namespacing. This</span>
<span class="c"> * is the name of the function that is stored in the report.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method unregisterFunction</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">unregisterFunction</span> <span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">,</span> <span class="nx">unregisterPrototype</span> <span class="c">/*:Boolean*/</span><span class="o">)</span> <span class="c">/*:Void*/</span><span class="o">{</span>
<span class="c">//see if the method has been registered</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isFunction</span><span class="o">(</span><span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">])){</span>
<span class="c">//check to see if you should unregister the prototype</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">unregisterPrototype</span><span class="o">){</span>
<span class="k">this</span><span class="o">.</span><span class="nx">unregisterObject</span><span class="o">(</span><span class="nx">name</span> <span class="o">+</span> <span class="s2">".prototype"</span><span class="o">,</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">prototype</span><span class="o">);</span>
<span class="o">}</span>
<span class="c">//get original data</span>
<span class="c"></span> <span class="k">var</span> <span class="nx">owner</span> <span class="c">/*:Object*/</span> <span class="o">=</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">__yuiOwner</span><span class="o">,</span>
<span class="nx">funcName</span> <span class="c">/*:String*/</span> <span class="o">=</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">__yuiFuncName</span><span class="o">;</span>
<span class="c">//delete extra information</span>
<span class="c"></span> <span class="nx">delete</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">__yuiOwner</span><span class="o">;</span>
<span class="nx">delete</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">].</span><span class="nx">__yuiFuncName</span><span class="o">;</span>
<span class="c">//replace instrumented function</span>
<span class="c"></span> <span class="nx">owner</span><span class="o">[</span><span class="nx">funcName</span><span class="o">]</span> <span class="o">=</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="c">//delete supporting information</span>
<span class="c"></span> <span class="nx">delete</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Unregisters an object for profiling. It takes the object and looks for functions.</span>
<span class="c"> * When a function is found, unregisterMethod() is called on it. If set to recrusive</span>
<span class="c"> * mode, it will also unregister objects found inside of this object, </span>
<span class="c"> * using the same methodology.</span>
<span class="c"> * @param {String} name The name of the object to unregister.</span>
<span class="c"> * @param {Boolean} recurse (Optional) Determines if subobject methods should also be</span>
<span class="c"> * unregistered.</span>
<span class="c"> * @return {Void}</span>
<span class="c"> * @method unregisterObject</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">unregisterObject</span> <span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">name</span> <span class="c">/*:String*/</span><span class="o">,</span> <span class="nx">recurse</span> <span class="c">/*:Boolean*/</span><span class="o">)</span> <span class="c">/*:Void*/</span><span class="o">{</span>
<span class="c">//get the object</span>
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isObject</span><span class="o">(</span><span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">])){</span>
<span class="k">var</span> <span class="nx">object</span> <span class="o">=</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="k">for</span> <span class="o">(</span><span class="k">var</span> <span class="nx">prop</span> <span class="k">in</span> <span class="nx">object</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="k">typeof</span> <span class="nx">object</span><span class="o">[</span><span class="nx">prop</span><span class="o">]</span> <span class="o">==</span> <span class="s2">"function"</span><span class="o">){</span>
<span class="k">this</span><span class="o">.</span><span class="nx">unregisterFunction</span><span class="o">(</span><span class="nx">name</span> <span class="o">+</span> <span class="s2">"."</span> <span class="o">+</span> <span class="nx">prop</span><span class="o">);</span>
<span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="k">typeof</span> <span class="nx">object</span><span class="o">[</span><span class="nx">prop</span><span class="o">]</span> <span class="o">==</span> <span class="s2">"object"</span> <span class="o">&&</span> <span class="nx">recurse</span><span class="o">){</span>
<span class="k">this</span><span class="o">.</span><span class="nx">unregisterObject</span><span class="o">(</span><span class="nx">name</span> <span class="o">+</span> <span class="s2">"."</span> <span class="o">+</span> <span class="nx">prop</span><span class="o">,</span> <span class="nx">recurse</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="nx">delete</span> <span class="nx">container</span><span class="o">[</span><span class="nx">name</span><span class="o">];</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">};</span>
</pre></div>
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<li class=""><a href="module_test.html" title="test">test</a></li>
<li class=""><a href="module_widget.html" title="widget">widget</a></li>
<li class=""><a href="module_widget-position.html" title="widget-position">widget-position</a></li>
<li class=""><a href="module_widget-position-ext.html" title="widget-position-ext">widget-position-ext</a></li>
<li class=""><a href="module_widget-stack.html" title="widget-stack">widget-stack</a></li>
<li class=""><a href="module_widget-stdmod.html" title="widget-stdmod">widget-stdmod</a></li>
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<h4>Classes</h4>
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<h4>Files</h4>
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