_utils.ts

// Forked from sindresorhus/is-plain-obj (MIT)
// Copyright (c) Sindre Sorhus <sindresorhus@gmail.com> (https://sindresorhus.com)
export function isPlainObject(value: unknown): boolean {
  if (value === null || typeof value !== "object") {
    return false;
  }
  const prototype = Object.getPrototypeOf(value);

  if (
    prototype !== null &&
    prototype !== Object.prototype &&
    Object.getPrototypeOf(prototype) !== null
  ) {
    return false;
  }

  if (Symbol.toStringTag in value || Symbol.iterator in value) {
    return false;
  }

  return true;
}