assertMapSize

assertMapSize

Assert that a Map has exactly the expected size, with type narrowing.

Usage

import { assertMapSize } from "@kensio/smartass";

const value: unknown = new Map([["role", "admin"]]);

assertMapSize(value, 1);

// value is now narrowed to a Map with exactly 1 entry

Source

Source file: src/assert/map-size/map-size.assert.ts