4.9 KiB
4.9 KiB
example.js
var a = require("./a");
// get module id
var aId = require.resolve("./a.js");
// clear module in require.cache
delete require.cache[aId];
// require module again, it should be reexecuted
var a2 = require("./a");
// vertify it
if(a == a2) throw new Error("Cache clear failed :(");
a.js
module.exports = Math.random();
dist/output.js
/******/ (function(modules) { /* webpackBootstrap */ })
/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId]) {
/******/ return installedModules[moduleId].exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.l = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/
/******/ // define getter function for harmony exports
/******/ __webpack_require__.d = function(exports, name, getter) {
/******/ if(!__webpack_require__.o(exports, name)) {
/******/ Object.defineProperty(exports, name, {
/******/ configurable: false,
/******/ enumerable: true,
/******/ get: getter
/******/ });
/******/ }
/******/ };
/******/
/******/ // define __esModule on exports
/******/ __webpack_require__.r = function(exports) {
/******/ Object.defineProperty(exports, '__esModule', { value: true });
/******/ };
/******/
/******/ // getDefaultExport function for compatibility with non-harmony modules
/******/ __webpack_require__.n = function(module) {
/******/ var getter = module && module.__esModule ?
/******/ function getDefault() { return module['default']; } :
/******/ function getModuleExports() { return module; };
/******/ __webpack_require__.d(getter, 'a', getter);
/******/ return getter;
/******/ };
/******/
/******/ // Object.prototype.hasOwnProperty.call
/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "dist/";
/******/
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(__webpack_require__.s = 0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/*!********************!*\
!*** ./example.js ***!
\********************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {
var a = __webpack_require__(/*! ./a */ 1);
// get module id
var aId = /*require.resolve*/(/*! ./a.js */ 1);
// clear module in require.cache
delete __webpack_require__.c[aId];
// require module again, it should be reexecuted
var a2 = __webpack_require__(/*! ./a */ 1);
// vertify it
if(a == a2) throw new Error("Cache clear failed :(");
/***/ }),
/* 1 */
/*!**************!*\
!*** ./a.js ***!
\**************/
/*! no static exports found */
/***/ (function(module, exports) {
module.exports = Math.random();
/***/ })
/******/ ]);
Info
Unoptimized
Hash: 0a1b2c3d4e5f6a7b8c9d
Version: webpack 4.0.0-beta.2
Asset Size Chunks Chunk Names
output.js 3.26 KiB 0 [emitted] main
Entrypoint main = output.js
chunk {0} output.js (main) 326 bytes [entry] [rendered]
> .\example.js main
[0] ./example.js 295 bytes {0} [built]
single entry .\example.js main
[1] ./a.js 31 bytes {0} [built]
require.resolve ./a.js [0] ./example.js 4:10-35
cjs require ./a [0] ./example.js 1:8-22
cjs require ./a [0] ./example.js 10:9-23
Production mode
Hash: 0a1b2c3d4e5f6a7b8c9d
Version: webpack 4.0.0-beta.2
Asset Size Chunks Chunk Names
output.js 667 bytes 0 [emitted] main
Entrypoint main = output.js
chunk {0} output.js (main) 326 bytes [entry] [rendered]
> .\example.js main
[0] ./a.js 31 bytes {0} [built]
require.resolve ./a.js [1] ./example.js 4:10-35
cjs require ./a [1] ./example.js 1:8-22
cjs require ./a [1] ./example.js 10:9-23
[1] ./example.js 295 bytes {0} [built]
single entry .\example.js main