Function mergeWith

src/utils.ts:29–42

(target: T, ...args: any[])

}

export function mergeWith<T>(target: T, ...args: any[]): T {
  const customizer: ((a: any, b: any, key: string) => any) | undefined = args.pop();
  const sources: any[] = args;

  for (const source of sources) {
    if (source == null) {
      continue;
    }
    for (const key of Object.keys(source)) {
      baseMergeValue(target as any, source, key, customizer);
    }
  }
  return target;
}

function baseMergeValue(target: Record<string, any>, source: Record<string, any>, key: string, customizer?: (a: any, b: any, key: string) => any): void {
  const srcValue = source[key];