@monstermann/fn/dist/map/compact.js

A utility library for TypeScript.

import { filter } from "./filter.js";
import { dfdlT } from "@monstermann/dfdl";

//#region src/map/compact.ts
/**
* `compact(map)`
*
* Removes all nullable values from `map`.
*
* ```ts
* compact(
*     new Map([
*         ["a", 1],
*         ["b", null],
*         ["c", undefined],
*     ]),
* ); // Map(1) { "a" => 1 }
* ```
*
* ```ts
* pipe(
*     new Map([
*         ["a", 1],
*         ["b", null],
*         ["c", undefined],
*     ]),
*     compact(),
* ); // Map(1) { "a" => 1 }
* ```
*/
const compact = dfdlT((target) => {
	return filter(target, (v) => v != null);
}, 1);

//#endregion
export { compact };