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// Copyright (c) 2020 Jozty. All rights reserved. MIT license.
import curryN from './utils/curry_n.ts';import type { PH } from './utils/types.ts';
// @typestype Prepend_2<T> = (list: T[]) => T[];
type Prepend_1<T> = (el: T) => T[];
type Prepend =  & (<T>(el: T) => Prepend_2<T>)  & (<T>(el: PH, list: T[]) => Prepend_1<T>)  & (<T>(el: T, list: T[]) => T[]);
function _prepend<T>(el: T, list: T[]) {  return [el, ...list];}
/** * Add the `el` to the start of `list` and returns new list without affecting original * *      Fae.prepend('tests', ['write', 'more']); //=> [''tests', ''write', 'more'] *      Fae.prepend('tests', []); //=> ['tests'] *      Fae.prepend(['tests'], ['write', 'more']); //=> [['tests'], 'write', 'more'] */export const prepend: Prepend = curryN(2, _prepend);