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@xassist/xassist-array

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helper functions for javascript arrays

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<!doctype html> <html lang="en"> <head> <title>Code coverage report for dist\xAssist-array.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <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">dist/</a> xAssist-array.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Statements</span> <span class='fraction'>32/32</span> </div> <div class='fl pad1y space-right2'> <span class="strong">75% </span> <span class="quiet">Branches</span> <span class='fraction'>21/28</span> </div> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Functions</span> <span 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but it is not return arr.length; } } function groupSequence(arr,checkFn){ //this function groups elements based on previouselement and checkFn //the function returns an array of arrays with the groupelements in each subArray return arr.reduce(function(result,value,index,array){ if(index&amp;&amp;checkFn(array[index-1],value)){ //add to last element of result result[result.length-1].push(value); } else{ //new subArray result.push([value]); } return result; },[]); } function replaceNull(arr,replacer){ //this function replaces all null or undefined values with a value described by replacer //replacer may be static text or a function which will give correct textOutput var replaceFn,result=[]; if (Array.isArray(replacer)){ replaceFn=function(v,i){return replacer[i]}; } else if (typeof replacer==="function"){ replaceFn=replacer; } else { replaceFn=function(){return replacer}; } for (var i=0,len=arr.length,v;i&lt;len;i++){ v=arr[i]; if (v===null||typeof v==="undefined"){ result.push(replaceFn(v,i)); } else { result.push(v); } } return result; } function array(arr){ return { pushUnique:pushUnique.bind(null,arr), groupSequence:groupSequence.bind(null,arr), replaceNull:replaceNull.bind(null,arr) }; } &nbsp; exports.array = array; &nbsp; Object.defineProperty(exports, '__esModule', { value: true }); &nbsp; }))); &nbsp;</pre></td></tr> </table></pre> <div class='push'></div><!-- for sticky footer --> </div><!-- /wrapper --> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Tue Apr 17 2018 12:36:22 GMT+0200 (Romance Daylight Time) </div> </div> <script src="../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../sorter.js"></script> </body> </html>