@v4fire/core/lib/core/prelude/extend/index.js

V4Fire core library

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = extend;
function extend(obj, name, method) {
  const descriptor = {
    configurable: true
  };
  if (typeof method === 'function') {
    descriptor.writable = true;
    descriptor.value = method;
  } else {
    Object.assign(descriptor, method);
  }
  const dictKey = Symbol.for('[[V4_EXTEND_API]]');
  if (!(dictKey in obj)) {
    Object.defineProperty(obj, dictKey, {
      value: Object.create(null)
    });
  }
  Object.defineProperty(obj[dictKey], name, descriptor);
  Object.defineProperty(obj, name, descriptor);
}