"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var curry_1 = require("../../fp/curry");
var arraySlice_1 = require("../../native/arraySlice");
/**
 * Sorts the list according to the supplied function.
 * @since 5.0.0-beta.1
 * @memberOf sort
 *
 * @param {Function} fn
 * @param {Array} list The list to sort.
 * @return {Array} A new list sorted by the keys generated by `fn`.
 *
 * @func
 * @fork v0.1.0
 * @category Relation
 * @sig Ord b => (a -> b) -> [a] -> [a]
 *
 * @example
 *
 *      var sortByFirstItem = R.sortBy(R.prop(0));
 *      var sortByNameCaseInsensitive = R.sortBy(R.compose(R.toLower, R.prop('name')));
 *      var pairs = [[-1, 1], [-2, 2], [-3, 3]];
 *      sortByFirstItem(pairs); //=> [[-3, 3], [-2, 2], [-1, 1]]
 *      var alice = {
 *        name: 'ALICE',
 *        age: 101
 *      };
 *      var bob = {
 *        name: 'Bob',
 *        age: -10
 *      };
 *      var clara = {
 *        name: 'clara',
 *        age: 314.159
 *      };
 *      var people = [clara, bob, alice];
 *      sortByNameCaseInsensitive(people);
 *      //=> [alice, bob, clara]
 *
 */
function sortBy(fn, list) {
    return arraySlice_1.default.call(list, 0).sort(function (a, b) {
        var aa = fn(a);
        var bb = fn(b);
        return aa < bb ? -1 : aa > bb ? 1 : 0;
    });
}
exports.default = curry_1.default(2, sortBy);
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