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keksAccountGUI/node_modulesOLD/clean-css/lib/utils/natural-compare.js
2019-08-11 20:48:02 +02:00

31 lines
772 B
JavaScript

// adapted from http://nedbatchelder.com/blog/200712.html#e20071211T054956
var NUMBER_PATTERN = /([0-9]+)/;
function naturalCompare(value1, value2) {
var keys1 = ('' + value1).split(NUMBER_PATTERN).map(tryParseInt);
var keys2 = ('' + value2).split(NUMBER_PATTERN).map(tryParseInt);
var key1;
var key2;
var compareFirst = Math.min(keys1.length, keys2.length);
var i, l;
for (i = 0, l = compareFirst; i < l; i++) {
key1 = keys1[i];
key2 = keys2[i];
if (key1 != key2) {
return key1 > key2 ? 1 : -1;
}
}
return keys1.length > keys2.length ? 1 : (keys1.length == keys2.length ? 0 : -1);
}
function tryParseInt(value) {
return ('' + parseInt(value)) == value ?
parseInt(value) :
value;
}
module.exports = naturalCompare;