@firefox-devtools/react-contextmenu/es6/connectMenu.js

Context Menu implemented in React

function _extends() { return _extends = Object.assign ? Object.assign.bind() : function (n) { for (var e = 1; e < arguments.length; e++) { var t = arguments[e]; for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]); } return n; }, _extends.apply(null, arguments); }
import React, { Component } from 'react';
import ContextMenuTrigger from './ContextMenuTrigger';
import listener from './globalEventListener';

// collect ContextMenuTrigger's expected props to NOT pass them on as part of the context
const ignoredTriggerProps = [...Object.keys(ContextMenuTrigger.propTypes), 'children'];

// expect the id of the menu to be responsible for as outer parameter
export default function connectMenu(menuId) {
  // expect menu component to connect as inner parameter
  // <Child/> is presumably a wrapper of <ContextMenu/>
  return function connect(Child) {
    // return wrapper for <Child/> that forwards the ContextMenuTrigger's additional props
    return class ConnectMenu extends Component {
      constructor(props) {
        super(props);
        this.state = {
          trigger: null
        };
      }
      componentDidMount() {
        this.listenId = listener.register(this.handleShow, this.handleHide);
      }
      componentWillUnmount() {
        if (this.listenId) {
          listener.unregister(this.listenId);
        }
      }
      handleShow = e => {
        if (e.detail.id !== menuId) return;

        // the onShow event's detail.data object holds all ContextMenuTrigger props
        const {
          data
        } = e.detail;
        const filteredData = {};
        for (const key in data) {
          // exclude props the ContextMenuTrigger is expecting itself
          if (!ignoredTriggerProps.includes(key)) {
            filteredData[key] = data[key];
          }
        }
        this.setState({
          trigger: filteredData
        });
      };
      handleHide = () => {
        this.setState({
          trigger: null
        });
      };
      render() {
        return /*#__PURE__*/React.createElement(Child, _extends({}, this.props, {
          id: menuId,
          trigger: this.state.trigger
        }));
      }
    };
  };
}