mirror of https://github.com/webpack/webpack.git
290 lines
10 KiB
Markdown
290 lines
10 KiB
Markdown
# example.js
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```javascript
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import { resetCounter, print } from "./methods";
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setTimeout(async () => {
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const counter = await import("./counter");
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print(counter.value);
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counter.increment();
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counter.increment();
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counter.increment();
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print(counter.value);
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await resetCounter();
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print(counter.value);
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}, 100);
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```
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# methods.js
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```javascript
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export const resetCounter = async () => {
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(await import("./counter")).reset();
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};
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export const print = value => console.log(value);
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```
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# counter.js
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```javascript
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export let value = 0;
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export function increment() {
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value++;
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}
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export function decrement() {
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value--;
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}
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export function reset() {
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value = 0;
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}
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```
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# dist/output.js
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```javascript
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/******/ var __webpack_modules__ = ({});
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```
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<details><summary><code>/* webpack runtime code */</code></summary>
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``` js
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/************************************************************************/
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/******/ // The module cache
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/******/ var __webpack_module_cache__ = {};
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/******/
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/******/ // The require function
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/******/ function __webpack_require__(moduleId) {
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/******/ // Check if module is in cache
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/******/ var cachedModule = __webpack_module_cache__[moduleId];
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/******/ if (cachedModule !== undefined) {
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/******/ return cachedModule.exports;
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/******/ }
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/******/ // Create a new module (and put it into the cache)
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/******/ var module = __webpack_module_cache__[moduleId] = {
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/******/ // no module.id needed
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/******/ // no module.loaded needed
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/******/ exports: {}
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/******/ };
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/******/
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/******/ // Execute the module function
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/******/ __webpack_modules__[moduleId](module, module.exports, __webpack_require__);
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/******/
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/******/ // Return the exports of the module
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/******/ return module.exports;
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/******/ }
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/******/
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/******/ // expose the modules object (__webpack_modules__)
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/******/ __webpack_require__.m = __webpack_modules__;
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/******/
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/************************************************************************/
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/******/ /* webpack/runtime/define property getters */
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/******/ (() => {
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/******/ // define getter functions for harmony exports
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/******/ __webpack_require__.d = (exports, definition) => {
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/******/ for(var key in definition) {
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/******/ if(__webpack_require__.o(definition, key) && !__webpack_require__.o(exports, key)) {
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/******/ Object.defineProperty(exports, key, { enumerable: true, get: definition[key] });
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/******/ }
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/******/ }
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/******/ };
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/******/ })();
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/******/
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/******/ /* webpack/runtime/ensure chunk */
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/******/ (() => {
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/******/ __webpack_require__.f = {};
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/******/ // This file contains only the entry chunk.
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/******/ // The chunk loading function for additional chunks
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/******/ __webpack_require__.e = (chunkId) => {
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/******/ return Promise.all(Object.keys(__webpack_require__.f).reduce((promises, key) => {
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/******/ __webpack_require__.f[key](chunkId, promises);
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/******/ return promises;
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/******/ }, []));
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/******/ };
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/******/ })();
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/******/
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/******/ /* webpack/runtime/get javascript chunk filename */
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/******/ (() => {
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/******/ // This function allow to reference async chunks
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/******/ __webpack_require__.u = (chunkId) => {
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/******/ // return url for filenames based on template
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/******/ return "" + chunkId + ".output.js";
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/******/ };
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/******/ })();
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/******/
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/******/ /* webpack/runtime/hasOwnProperty shorthand */
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/******/ (() => {
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/******/ __webpack_require__.o = (obj, prop) => (Object.prototype.hasOwnProperty.call(obj, prop))
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/******/ })();
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/******/
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/******/ /* webpack/runtime/make namespace object */
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/******/ (() => {
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/******/ // define __esModule on exports
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/******/ __webpack_require__.r = (exports) => {
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/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
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/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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/******/ }
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/******/ Object.defineProperty(exports, '__esModule', { value: true });
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/******/ };
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/******/ })();
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/******/
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/******/ /* webpack/runtime/publicPath */
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/******/ (() => {
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/******/ __webpack_require__.p = "dist/";
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/******/ })();
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/******/
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/******/ /* webpack/runtime/import chunk loading */
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/******/ (() => {
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/******/ // no baseURI
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/******/
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/******/ // object to store loaded and loading chunks
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/******/ // undefined = chunk not loaded, null = chunk preloaded/prefetched
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/******/ // [resolve, Promise] = chunk loading, 0 = chunk loaded
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/******/ var installedChunks = {
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/******/ 0: 0
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/******/ };
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/******/
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/******/ var installChunk = (data) => {
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/******/ var {__webpack_esm_ids__, __webpack_esm_modules__, __webpack_esm_runtime__} = data;
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/******/ // add "modules" to the modules object,
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/******/ // then flag all "ids" as loaded and fire callback
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/******/ var moduleId, chunkId, i = 0;
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/******/ for(moduleId in __webpack_esm_modules__) {
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/******/ if(__webpack_require__.o(__webpack_esm_modules__, moduleId)) {
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/******/ __webpack_require__.m[moduleId] = __webpack_esm_modules__[moduleId];
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/******/ }
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/******/ }
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/******/ if(__webpack_esm_runtime__) __webpack_esm_runtime__(__webpack_require__);
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/******/ for(;i < __webpack_esm_ids__.length; i++) {
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/******/ chunkId = __webpack_esm_ids__[i];
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/******/ if(__webpack_require__.o(installedChunks, chunkId) && installedChunks[chunkId]) {
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/******/ installedChunks[chunkId][0]();
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/******/ }
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/******/ installedChunks[__webpack_esm_ids__[i]] = 0;
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/******/ }
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/******/
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/******/ }
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/******/
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/******/ __webpack_require__.f.j = (chunkId, promises) => {
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/******/ // import() chunk loading for javascript
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/******/ var installedChunkData = __webpack_require__.o(installedChunks, chunkId) ? installedChunks[chunkId] : undefined;
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/******/ if(installedChunkData !== 0) { // 0 means "already installed".
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/******/
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/******/ // a Promise means "currently loading".
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/******/ if(installedChunkData) {
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/******/ promises.push(installedChunkData[1]);
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/******/ } else {
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/******/ if(true) { // all chunks have JS
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/******/ // setup Promise in chunk cache
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/******/ var promise = import(__webpack_require__.p + __webpack_require__.u(chunkId)).then(installChunk, (e) => {
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/******/ if(installedChunks[chunkId] !== 0) installedChunks[chunkId] = undefined;
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/******/ throw e;
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/******/ });
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/******/ var promise = Promise.race([promise, new Promise((resolve) => (installedChunkData = installedChunks[chunkId] = [resolve]))])
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/******/ promises.push(installedChunkData[1] = promise);
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/******/ }
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/******/ }
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/******/ }
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/******/ };
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/******/
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/******/ // no prefetching
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/******/
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/******/ // no preloaded
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/******/
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/******/ // no external install chunk
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/******/
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/******/ // no on chunks loaded
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/******/ // no HMR
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/******/
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/******/ // no HMR manifest
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/******/ })();
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/******/
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/************************************************************************/
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```
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</details>
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``` js
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var __webpack_exports__ = {};
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/*!********************************!*\
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!*** ./example.js + 1 modules ***!
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\********************************/
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/*! namespace exports */
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/*! runtime requirements: __webpack_require__.e, __webpack_require__, __webpack_require__.* */
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;// ./methods.js
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const resetCounter = async () => {
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(await __webpack_require__.e(/*! import() */ 1).then(__webpack_require__.bind(__webpack_require__, /*! ./counter */ 1))).reset();
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};
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const print = value => console.log(value);
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;// ./example.js
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setTimeout(async () => {
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const counter = await __webpack_require__.e(/*! import() */ 1).then(__webpack_require__.bind(__webpack_require__, /*! ./counter */ 1));
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print(counter.value);
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counter.increment();
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counter.increment();
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counter.increment();
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print(counter.value);
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await resetCounter();
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print(counter.value);
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}, 100);
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```
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# dist/output.js (production)
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```javascript
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var e,t,o={},r={};function n(e){var t=r[e];if(void 0!==t)return t.exports;var i=r[e]={exports:{}};return o[e](i,i.exports,n),i.exports}n.m=o,n.d=(e,t)=>{for(var o in t)n.o(t,o)&&!n.o(e,o)&&Object.defineProperty(e,o,{enumerable:!0,get:t[o]})},n.f={},n.e=e=>Promise.all(Object.keys(n.f).reduce((t,o)=>(n.f[o](e,t),t),[])),n.u=e=>e+".output.js",n.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),n.r=e=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},n.p="dist/",e={792:0},t=t=>{var o,r,{__webpack_esm_ids__:i,__webpack_esm_modules__:a,__webpack_esm_runtime__:s}=t,u=0;for(o in a)n.o(a,o)&&(n.m[o]=a[o]);for(s&&s(n);u<i.length;u++)r=i[u],n.o(e,r)&&e[r]&&e[r][0](),e[i[u]]=0},n.f.j=(o,r)=>{var i=n.o(e,o)?e[o]:void 0;if(0!==i)if(i)r.push(i[1]);else{var a=import(n.p+n.u(o)).then(t,t=>{throw 0!==e[o]&&(e[o]=void 0),t});a=Promise.race([a,new Promise(t=>i=e[o]=[t])]),r.push(i[1]=a)}};const i=e=>console.log(e);setTimeout(async()=>{const e=await n.e(481).then(n.bind(n,481));i(e.value),e.increment(),e.increment(),e.increment(),i(e.value),await(async()=>{(await n.e(481).then(n.bind(n,481))).reset()})(),i(e.value)},100);
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```
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# Info
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## Unoptimized
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```
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asset output.js 6.71 KiB [emitted] [javascript module] (name: main)
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asset 1.output.js 1.34 KiB [emitted] [javascript module]
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chunk (runtime: main) output.js (main) 420 bytes (javascript) 3.11 KiB (runtime) [entry] [rendered]
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> ./example.js main
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runtime modules 3.11 KiB 7 modules
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./example.js + 1 modules 420 bytes [built] [code generated]
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[no exports]
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[no exports used]
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entry ./example.js main
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used as library export
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chunk (runtime: main) 1.output.js 146 bytes [rendered]
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> ./counter ./methods.js 2:8-27
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> ./counter ./example.js 4:23-42
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./counter.js 146 bytes [built] [code generated]
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[exports: decrement, increment, reset, value]
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import() ./counter ./example.js + 1 modules ./example.js 4:23-42
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import() ./counter ./example.js + 1 modules ./methods.js 2:8-27
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webpack X.X.X compiled successfully
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```
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## Production mode
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```
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asset output.js 1.2 KiB [emitted] [javascript module] [minimized] (name: main)
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asset 481.output.js 261 bytes [emitted] [javascript module] [minimized]
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chunk (runtime: main) 481.output.js 146 bytes [rendered]
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> ./counter ./methods.js 2:8-27
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> ./counter ./example.js 4:23-42
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./counter.js 146 bytes [built] [code generated]
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[exports: decrement, increment, reset, value]
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import() ./counter ./example.js + 1 modules ./example.js 4:23-42
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import() ./counter ./example.js + 1 modules ./methods.js 2:8-27
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chunk (runtime: main) output.js (main) 420 bytes (javascript) 3.11 KiB (runtime) [entry] [rendered]
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> ./example.js main
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runtime modules 3.11 KiB 7 modules
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./example.js + 1 modules 420 bytes [built] [code generated]
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[no exports]
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[no exports used]
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entry ./example.js main
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used as library export
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webpack X.X.X compiled successfully
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```
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