0.0.1 • Published 2 years ago
@gmjs/data-container-util v0.0.1
Data Container Utilities
Some utilities for data containers such as Map
and Set
.
Installation
npm install --save @gmjsdata-container-util
API
Map
mapGetOrThrow
Gets the value from a Map
or throws an error if the key is not present.
const map = new Map<string, string>([['foo', 'bar']]);
const value: string = mapGetOrThrow(map, 'foo');
console.log(value);
// 'bar'
const map = new Map<string, string>([['foo', 'bar']]);
// the following line throws an error
const value: string = mapGetOrThrow(map, 'baz');
0.0.1
2 years ago