Usage

flat([[1, 2], [[3], 4], [5]]);
// [1, 2, [3], 4, 5]

Installation

CLI

npx atmx add helper flat

Manually

Copy and paste the following method into @/utils/helpers/flat.ts:

/**
* Given an array of arrays, returns a single dimensional array with
* all items in it.
*
* @example
* flat([[1, 2], [[3], 4], [5]])
* // [1, 2, [3], 4, 5]
*/
export function flat<T>(lists: readonly T[][]): T[] {
return lists.reduce((acc, list) => {
acc.push(...list);
return acc;
}, []);
}