@quinck/collections/lib/arrays/distinct.js

Allows extra operations on JavaScript collections: Array, Map and Set.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
require("../maps/toArray");
require("./groupBy");
Array.prototype.distinct = function () {
    const _self = this;
    return _self.filter((item, index, array) => array.indexOf(item) === index);
};
Array.prototype.distinctBy = function (f) {
    const _self = this;
    return _self
        .groupBy(i => f(i), i => i, a => a)
        .valuesArray();
};