calexandrepcjr · July 2, 2020 15:17
diff --git a/ts-map.ts b/ts-map.ts
 export class TSMap<T, K> extends Map<T, K> {
  public getByValue(value: K): T | undefined {
    return [...this.entries()]
      .filter((tuple) => tuple[1] === value)
      .map(([key]) => key)
      .pop();
  }
 }
	export class TSMap<T, K> extends Map<T, K> {
	public getByValue(value: K): T \| undefined {
	return [...this.entries()]
	.filter((tuple) => tuple[1] === value)
	.map(([key]) => key)
	.pop();
	}
	}