Mercurial > nebulaweb3
diff default/node_modules/javascript-natural-sort/naturalSort.js @ 0:1d038bc9b3d2 default tip
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author | Liny <dev@neowd.com> |
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date | Sat, 31 May 2025 09:21:51 +0800 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/default/node_modules/javascript-natural-sort/naturalSort.js Sat May 31 09:21:51 2025 +0800 @@ -0,0 +1,45 @@ +/* + * Natural Sort algorithm for Javascript - Version 0.7 - Released under MIT license + * Author: Jim Palmer (based on chunking idea from Dave Koelle) + */ +/*jshint unused:false */ +module.exports = function naturalSort (a, b) { + "use strict"; + var re = /(^([+\-]?(?:0|[1-9]\d*)(?:\.\d*)?(?:[eE][+\-]?\d+)?)?$|^0x[0-9a-f]+$|\d+)/gi, + sre = /(^[ ]*|[ ]*$)/g, + dre = /(^([\w ]+,?[\w ]+)?[\w ]+,?[\w ]+\d+:\d+(:\d+)?[\w ]?|^\d{1,4}[\/\-]\d{1,4}[\/\-]\d{1,4}|^\w+, \w+ \d+, \d{4})/, + hre = /^0x[0-9a-f]+$/i, + ore = /^0/, + i = function(s) { return naturalSort.insensitive && ('' + s).toLowerCase() || '' + s; }, + // convert all to strings strip whitespace + x = i(a).replace(sre, '') || '', + y = i(b).replace(sre, '') || '', + // chunk/tokenize + xN = x.replace(re, '\0$1\0').replace(/\0$/,'').replace(/^\0/,'').split('\0'), + yN = y.replace(re, '\0$1\0').replace(/\0$/,'').replace(/^\0/,'').split('\0'), + // numeric, hex or date detection + xD = parseInt(x.match(hre), 16) || (xN.length !== 1 && x.match(dre) && Date.parse(x)), + yD = parseInt(y.match(hre), 16) || xD && y.match(dre) && Date.parse(y) || null, + oFxNcL, oFyNcL; + // first try and sort Hex codes or Dates + if (yD) { + if ( xD < yD ) { return -1; } + else if ( xD > yD ) { return 1; } + } + // natural sorting through split numeric strings and default strings + for(var cLoc=0, numS=Math.max(xN.length, yN.length); cLoc < numS; cLoc++) { + // find floats not starting with '0', string or 0 if not defined (Clint Priest) + oFxNcL = !(xN[cLoc] || '').match(ore) && parseFloat(xN[cLoc]) || xN[cLoc] || 0; + oFyNcL = !(yN[cLoc] || '').match(ore) && parseFloat(yN[cLoc]) || yN[cLoc] || 0; + // handle numeric vs string comparison - number < string - (Kyle Adams) + if (isNaN(oFxNcL) !== isNaN(oFyNcL)) { return (isNaN(oFxNcL)) ? 1 : -1; } + // rely on string comparison if different types - i.e. '02' < 2 != '02' < '2' + else if (typeof oFxNcL !== typeof oFyNcL) { + oFxNcL += ''; + oFyNcL += ''; + } + if (oFxNcL < oFyNcL) { return -1; } + if (oFxNcL > oFyNcL) { return 1; } + } + return 0; +};