/**
 * Pick specified keys from an object.
 *
 * @param names - An array of keys to pick from the object.
 * @param obj - The object from which to pick the keys.
 * @returns The new object with the specified keys picked.
 *
 * @example
 * const input = { a: 1, b: 2, c: 3 };
 * const pickedKeys = ['a', 'c'];
 * const output = pick(pickedKeys, input);
 * // output: { a: 1, c: 3 }
 */
export function pick(names: string[], obj: Record<string, unknown>): object {
  const result: Record<string, unknown> = {};
  let idx = 0;

  while (idx < names.length) {
    if (names[idx] in obj) result[names[idx]] = obj[names[idx]];
    idx += 1;
  }

  return result;
}