var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var stdin_exports = {};
__export(stdin_exports, {
  deepAssign: () => deepAssign
});
module.exports = __toCommonJS(stdin_exports);
var import_basic = require("./basic");
const { hasOwnProperty } = Object.prototype;
function assignKey(to, from, key) {
  const val = from[key];
  if (!(0, import_basic.isDef)(val)) {
    return;
  }
  if (!hasOwnProperty.call(to, key) || !(0, import_basic.isObject)(val)) {
    to[key] = val;
  } else {
    to[key] = deepAssign(Object(to[key]), val);
  }
}
function deepAssign(to, from) {
  Object.keys(from).forEach((key) => {
    assignKey(to, from, key);
  });
  return to;
}