export class DotNotationHelper {
  public static getValue<T>(path: string, obj: T): T {
    const pathSplitted: Array<string> = path.split('.');

    const property: string | null = pathSplitted.pop() || null;

    if (!property) {
      throw new Error();
    }

    return pathSplitted.reduce((x: any, key: string) => x[key], obj)[property];
  }

  public static setValue<T>(path: string, obj: T, value: any): T {
    const pathSplitted: Array<string> = path.split('.');

    const property: string | null = pathSplitted.pop() || null;

    if (!property) {
      throw new Error();
    }

    pathSplitted.reduce((x: any, key: string) => x[key], obj)[property] = value;

    return obj;
  }
}