source: trip-planner-front/node_modules/alphanum-sort/lib/index.js

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;
};