@arrows/array/prepend_.js

Functional tools for JS arrays

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.prepend_ = void 0;
const curry_1 = require("@arrows/composition/curry");
const _prepend_ = (value, arr) => [value].concat(arr);
/**
 * Adds a value at the beginning of the array.
 * Similar to Array.prototype.unshift, but immutable.
 *
 * @param value Additional value
 * @param arr Initial array
 * @returns New array
 */
const prepend_ = curry_1.default(_prepend_);
exports.prepend_ = prepend_;
exports.default = prepend_;