lepu-test-platform-web/node_modules/alphanum-sort/lib/index.js

35 lines
710 B
JavaScript

var compare = require('./compare');
function mediator(a, b) {
return compare(this, a.converted, b.converted);
}
module.exports = function (array, opts) {
if (!Array.isArray(array) || array.length < 2) {
return array;
}
if (typeof opts !== 'object') {
opts = {};
}
opts.sign = !!opts.sign;
var insensitive = !!opts.insensitive;
var result = Array(array.length);
var i, max, value;
for (i = 0, max = array.length; i < max; i += 1) {
value = String(array[i]);
result[i] = {
value: array[i],
converted: insensitive ? value.toLowerCase() : value
};
}
result.sort(mediator.bind(opts));
for (i = result.length - 1; ~i; i -= 1) {
result[i] = result[i].value;
}
return result;
};