@cgj/k-view

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/utils/throttleUtil.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <link rel="shortcut icon" type="image/x-icon" href="../../favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="../../index.html">All files</a> / <a href="index.html">src/utils</a> throttleUtil.js</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Statements</span> <span class='fraction'>0/23</span> </div> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Branches</span> <span class='fraction'>0/10</span> </div> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Functions</span> <span class='fraction'>0/4</span> </div> <div class='fl pad1y space-right2'> <span class="strong">0% </span> <span class="quiet">Lines</span> <span class='fraction'>0/20</span> </div> </div> <p class="quiet"> Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block. </p> </div> <div class='status-line low'></div> <pre><table class="coverage"> <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> <a name='L2'></a><a href='#L2'>2</a> <a name='L3'></a><a href='#L3'>3</a> <a name='L4'></a><a href='#L4'>4</a> <a name='L5'></a><a href='#L5'>5</a> <a name='L6'></a><a href='#L6'>6</a> <a name='L7'></a><a href='#L7'>7</a> <a name='L8'></a><a href='#L8'>8</a> <a name='L9'></a><a href='#L9'>9</a> <a name='L10'></a><a href='#L10'>10</a> <a name='L11'></a><a href='#L11'>11</a> <a name='L12'></a><a href='#L12'>12</a> <a 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name='L38'></a><a href='#L38'>38</a> <a name='L39'></a><a href='#L39'>39</a></td><td class="line-coverage quiet"><span class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-neutral"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> <span class="cline-any cline-no"> </span> 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{Number} delay 单位：ms */   export default <span class="fstat-no" title="function not covered" >(f</span>unc,delay)=>{ let timer = <span class="cstat-no" title="statement not covered" >null;</span> <span class="cstat-no" title="statement not covered" > if(!func) <span class="cstat-no" title="statement not covered" >return;</span></span> <span class="cstat-no" title="statement not covered" > if(!getType(func,'Function')){</span> <span class="cstat-no" title="statement not covered" > throw new Error(`the 1st param must be a Function at throttleUtil`);</span> } <span class="cstat-no" title="statement not covered" > if(!delay) <span class="cstat-no" title="statement not covered" >delay=300; </span></span> //默认时间间隔300毫秒 let startTime = <span class="cstat-no" title="statement not covered" >Date.now();</span> <span class="cstat-no" title="statement not covered" > return <span class="fstat-no" title="function not covered" >()</span>=>{</span> let ctx=<span class="cstat-no" title="statement not covered" >this,</span>args=<span class="cstat-no" title="statement not covered" >arguments;</span> let curTime = <span class="cstat-no" title="statement not covered" >Date.now();</span> let remaining = <span class="cstat-no" title="statement not covered" >delay-(curTime-startTime);</span> <span class="cstat-no" title="statement not covered" > clearTimeout(timer);</span> <span class="cstat-no" title="statement not covered" > if(remaining<=0){</span> <span class="cstat-no" title="statement not covered" > func.apply(ctx,args);</span> <span class="cstat-no" title="statement not covered" > startTime = Date.now();</span> }else{ <span class="cstat-no" title="statement not covered" > timer = setTimeout(<span class="fstat-no" title="function not covered" >()</span>=>{</span> <span class="cstat-no" title="statement not covered" > func.apply(ctx,args);</span> },remaining); } } }       const getType = <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >(o</span>bj,_type) =>{</span> <span class="cstat-no" title="statement not covered" > if( Object.prototype.toString.call(_type)!==`[object String]`){</span> <span class="cstat-no" title="statement not covered" > throw new Error(' _type must be String at getType');</span> } <span class="cstat-no" title="statement not covered" > return Object.prototype.toString.call(obj)===`[object ${_type.substr(0,1).toUpperCase()}${_type.substr(1).toLowerCase()}]`;</span> } </pre></td></tr></table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Fri Jul 24 2020 03:41:21 GMT+0000 (GMT) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>