rspack-chain/src/createClass/createValue.js

<p> <a href="https://npmjs.com/package/rspack-chain?activeTab=readme"> <img src="https://img.shields.io/npm/v/rspack-chain?style=flat-square&colorA=564341&colorB=EDED91" alt="npm version" /> </a> <a href="https://nodejs.org/en/about/previous-rele

module.exports = function createValue(superClass) {
  return class extends superClass {
    constructor(...args) {
      super(...args);
      this.value = undefined;
      this.useMap = true;
    }

    set(...args) {
      this.useMap = true;
      this.value = undefined;
      return super.set(...args);
    }

    clear() {
      this.value = undefined;
      return super.clear();
    }

    classCall(value) {
      this.clear();
      this.useMap = false;
      this.value = value;
      return this.parent;
    }

    entries() {
      if (this.useMap) {
        return super.entries();
      }
      return this.value;
    }

    values() {
      if (this.useMap) {
        return super.values();
      }
      return this.value;
    }
  };
};