var path = require("path");
module.exports = {
// mode: "development || "production",
entry: {
// The entry points for the pages
// They also contains router
pageA: ["./aEntry", "./router"],
pageB: ["./bEntry", "./router"]
},
output: {
path: path.join(__dirname, "dist"),
publicPath: "js/",
filename: "[name].bundle.js",
chunkFilename: "[name].chunk.js"
},
optimization: {
// Extract common modules from initial chunks too
// This is optional, but good for performance.
splitChunks: {
chunks: "all",
minSize: 0 // This example is too small
},
chunkIds: "named" // To keep filename consistent between different modes (for example building only)
}
};
// Just show the page "a"
var render = require("./render");
render(require("./aPage"));
bEntry.js
is similar. You may want to use a loader to generate this file.
module.exports = function() {
return "This is page A.";
};
bEntry.js
is similar.
var render = require("./render");
// Event when another page should be opened
// Maybe hook click on links, hashchange or popstate
window.onLinkToPage = function onLinkToPage(name) { // name is "a" or "b"
// require the page with a dynamic require
// It's important that this require only matches the pages
// elsewise there is blood in the bundle. Here this is done with a
// specific file prefix. It's also possible to use a directory,
// overwriting the RegExp with the ContextReplacementPlugin, or
// using the require.context method.
// This line may throw a exception on runtime if the page wasn't found.
import(/* webpackChunkName: "[request]" */`./${name}Page`).then(page => {;
render(page.default);
});
}
<html>
<head></head>
<body>
<script async src="dist/pageA~pageB.chunk.js" charset="utf-8"></script>
<script async src="dist/aPage.chunk.js" charset="utf-8"></script>
<script async src="dist/pageA.bundle.js" charset="utf-8"></script>
</body>
</html>
(window["webpackJsonp"] = window["webpackJsonp"] || []).push([["router_js"],[
/* 0 */,
/* 1 */
/*!*******************!*\
!*** ./render.js ***!
\*******************/
/*! exports [maybe provided (runtime-defined)] [no usage info] */
/*! runtime requirements: module */
/***/ ((module) => {
module.exports = function(page) {
console.log(page());
};
/***/ }),
/* 2 */,
/* 3 */
/*!*******************!*\
!*** ./router.js ***!
\*******************/
/*! exports [maybe provided (runtime-defined)] [no usage info] */
/*! runtime requirements: __webpack_require__ */
/***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => {
var render = __webpack_require__(/*! ./render */ 1);
// Event when another page should be opened
// Maybe hook click on links, hashchange or popstate
window.onLinkToPage = function onLinkToPage(name) { // name is "a" or "b"
// require the page with a dynamic require
// It's important that this require only matches the pages
// elsewise there is blood in the bundle. Here this is done with a
// specific file prefix. It's also possible to use a directory,
// overwriting the RegExp with the ContextReplacementPlugin, or
// using the require.context method.
// This line may throw a exception on runtime if the page wasn't found.
__webpack_require__(4)(`./${name}Page`).then(page => {;
render(page.default);
});
}
/***/ }),
/* 4 */
/*!*****************************************************************!*\
!*** . lazy ^\.\/.*Page$ chunkName: [request] namespace object ***!
\*****************************************************************/
/*! exports [maybe provided (runtime-defined)] [no usage info] */
/*! runtime requirements: module, __webpack_require__, __webpack_require__.e, __webpack_require__.t, __webpack_require__.* */
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
var map = {
"./aPage": [
2,
"aPage"
],
"./bPage": [
6,
"bPage"
]
};
function webpackAsyncContext(req) {
if(!Object.prototype.hasOwnProperty.call(map, req)) {
return Promise.resolve().then(() => {
var e = new Error("Cannot find module '" + req + "'");
e.code = 'MODULE_NOT_FOUND';
throw e;
});
}
var ids = map[req], id = ids[0];
return __webpack_require__.e(ids[1]).then(() => {
return __webpack_require__.t(id, 7);
});
}
webpackAsyncContext.keys = function webpackAsyncContextKeys() {
return Object.keys(map);
};
webpackAsyncContext.id = 4;
module.exports = webpackAsyncContext;
/***/ })
]]);
/******/ (() => { // webpackBootstrap
/******/ var __webpack_modules__ = ([
/* 0 */
/*!*******************!*\
!*** ./aEntry.js ***!
\*******************/
/*! exports [maybe provided (runtime-defined)] [no usage info] */
/*! runtime requirements: __webpack_require__ */
/***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => {
// Just show the page "a"
var render = __webpack_require__(/*! ./render */ 1);
render(__webpack_require__(/*! ./aPage */ 2));
/***/ })
/******/ ]);
/************************************************************************/
/******/ // The module cache
/******/ var __webpack_module_cache__ = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(__webpack_module_cache__[moduleId]) {
/******/ return __webpack_module_cache__[moduleId].exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = __webpack_module_cache__[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ __webpack_modules__[moduleId](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 = __webpack_modules__;
/******/
/************************************************************************/
/******/ /* webpack/runtime/ensure chunk */
/******/ !function() {
/******/ __webpack_require__.f = {};
/******/ // This file contains only the entry chunk.
/******/ // The chunk loading function for additional chunks
/******/ __webpack_require__.e = (chunkId) => {
/******/ return Promise.all(Object.keys(__webpack_require__.f).reduce((promises, key) => {
/******/ __webpack_require__.f[key](chunkId, promises);
/******/ return promises;
/******/ }, []));
/******/ };
/******/ }();
/******/
/******/ /* webpack/runtime/create fake namespace object */
/******/ !function() {
/******/ // create a fake namespace object
/******/ // mode & 1: value is a module id, require it
/******/ // mode & 2: merge all properties of value into the ns
/******/ // mode & 4: return value when already ns object
/******/ // mode & 8|1: behave like require
/******/ __webpack_require__.t = function(value, mode) {
/******/ if(mode & 1) value = this(value);
/******/ if(mode & 8) return value;
/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
/******/ var ns = Object.create(null);
/******/ __webpack_require__.r(ns);
/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
/******/ if(mode & 2 && typeof value != 'string') {
/******/ var def = {};
/******/ for(const key in value) def[key] = () => value[key];
/******/ __webpack_require__.d(ns, def);
/******/ }
/******/ return ns;
/******/ };
/******/ }();
/******/
/******/ /* webpack/runtime/define property getters */
/******/ !function() {
/******/ // define getter functions for harmony exports
/******/ var hasOwnProperty = Object.prototype.hasOwnProperty;
/******/ __webpack_require__.d = (exports, definition) => {
/******/ for(var key in definition) {
/******/ if(hasOwnProperty.call(definition, key) && !hasOwnProperty.call(exports, key)) {
/******/ Object.defineProperty(exports, key, { enumerable: true, get: definition[key] });
/******/ }
/******/ }
/******/ };
/******/ }();
/******/
/******/ /* webpack/runtime/make namespace object */
/******/ !function() {
/******/ // define __esModule on exports
/******/ __webpack_require__.r = (exports) => {
/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
/******/ }
/******/ Object.defineProperty(exports, '__esModule', { value: true });
/******/ };
/******/ }();
/******/
/******/ /* webpack/runtime/publicPath */
/******/ !function() {
/******/ __webpack_require__.p = "dist/";
/******/ }();
/******/
/******/ /* webpack/runtime/get javascript chunk filename */
/******/ !function() {
/******/ // This function allow to reference async chunks
/******/ __webpack_require__.u = (chunkId) => {
/******/ // return url for filenames based on template
/******/ return "" + chunkId + ".chunk.js";
/******/ };
/******/ }();
/******/
/******/ /* webpack/runtime/jsonp chunk loading */
/******/ !function() {
/******/
/******/
/******/ // object to store loaded and loading chunks
/******/ // undefined = chunk not loaded, null = chunk preloaded/prefetched
/******/ // Promise = chunk loading, 0 = chunk loaded
/******/ var installedChunks = {
/******/ "pageA": 0
/******/ };
/******/
/******/ var deferredModules = [
/******/ [0,"router_js","aPage"],
/******/ [3,"router_js","aPage"]
/******/ ];
/******/
/******/
/******/ __webpack_require__.f.j = (chunkId, promises) => {
/******/ // JSONP chunk loading for javascript
/******/ var installedChunkData = Object.prototype.hasOwnProperty.call(installedChunks, chunkId) ? installedChunks[chunkId] : undefined;
/******/ if(installedChunkData !== 0) { // 0 means "already installed".
/******/
/******/ // a Promise means "currently loading".
/******/ if(installedChunkData) {
/******/ promises.push(installedChunkData[2]);
/******/ } else {
/******/ if(true) { // all chunks have JS
/******/ // setup Promise in chunk cache
/******/ var promise = new Promise((resolve, reject) => {
/******/ installedChunkData = installedChunks[chunkId] = [resolve, reject];
/******/ });
/******/ promises.push(installedChunkData[2] = promise);
/******/
/******/ // start chunk loading
/******/ var url = __webpack_require__.p + __webpack_require__.u(chunkId);
/******/ var loadingEnded = () => {
/******/ if(Object.prototype.hasOwnProperty.call(installedChunks, chunkId) && installedChunks[chunkId]) return installedChunks[chunkId][1];
/******/ if(installedChunks[chunkId] !== 0) installedChunks[chunkId] = undefined;
/******/ };
/******/ var script = document.createElement('script');
/******/ var onScriptComplete;
/******/
/******/ script.charset = 'utf-8';
/******/ script.timeout = 120;
/******/ if (__webpack_require__.nc) {
/******/ script.setAttribute("nonce", __webpack_require__.nc);
/******/ }
/******/ script.src = url;
/******/
/******/ // create error before stack unwound to get useful stacktrace later
/******/ var error = new Error();
/******/ onScriptComplete = function (event) {
/******/ // avoid mem leaks in IE.
/******/ script.onerror = script.onload = null;
/******/ clearTimeout(timeout);
/******/ var reportError = loadingEnded();
/******/ if(reportError) {
/******/ var errorType = event && (event.type === 'load' ? 'missing' : event.type);
/******/ var realSrc = event && event.target && event.target.src;
/******/ error.message = 'Loading chunk ' + chunkId + ' failed.\n(' + errorType + ': ' + realSrc + ')';
/******/ error.name = 'ChunkLoadError';
/******/ error.type = errorType;
/******/ error.request = realSrc;
/******/ reportError(error);
/******/ }
/******/ };
/******/ var timeout = setTimeout(function(){
/******/ onScriptComplete({ type: 'timeout', target: script });
/******/ }, 120000);
/******/ script.onerror = script.onload = onScriptComplete;
/******/ document.head.appendChild(script);
/******/ } else installedChunks[chunkId] = 0;
/******/
/******/ // no HMR
/******/ }
/******/ }
/******/
/******/ // no chunk preloading needed
/******/ };
/******/
/******/ // no prefetching
/******/
/******/ // no HMR
/******/
/******/ // no HMR manifest
/******/
/******/ var checkDeferredModules = () => {
/******/
/******/ };
/******/ function checkDeferredModulesImpl() {
/******/ var result;
/******/ for(var i = 0; i < deferredModules.length; i++) {
/******/ var deferredModule = deferredModules[i];
/******/ var fulfilled = true;
/******/ for(var j = 1; j < deferredModule.length; j++) {
/******/ var depId = deferredModule[j];
/******/ if(installedChunks[depId] !== 0) fulfilled = false;
/******/ }
/******/ if(fulfilled) {
/******/ deferredModules.splice(i--, 1);
/******/ result = __webpack_require__(__webpack_require__.s = deferredModule[0]);
/******/ }
/******/ }
/******/ // no prefetch
/******/ return result;
/******/ }
/******/ __webpack_require__.x = () => {
/******/ return (checkDeferredModules = checkDeferredModulesImpl)();
/******/ };
/******/
/******/ // install a JSONP callback for chunk loading
/******/ function webpackJsonpCallback(data) {
/******/ var chunkIds = data[0];
/******/ var moreModules = data[1];
/******/ var executeModules = data[2];
/******/ var runtime = data[3];
/******/
/******/ // add "moreModules" to the modules object,
/******/ // then flag all "chunkIds" as loaded and fire callback
/******/ var moduleId, chunkId, i = 0, resolves = [];
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/******/ chunkId = chunkIds[i];
/******/ if(Object.prototype.hasOwnProperty.call(installedChunks, chunkId) && installedChunks[chunkId]) {
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/******/ }
/******/ for(moduleId in moreModules) {
/******/ if(Object.prototype.hasOwnProperty.call(moreModules, moduleId)) {
/******/ __webpack_require__.m[moduleId] = moreModules[moduleId];
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/******/ }
/******/ if(runtime) runtime(__webpack_require__);
/******/ if(parentJsonpFunction) parentJsonpFunction(data);
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/******/ while(resolves.length) {
/******/ resolves.shift()();
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/******/ // add entry modules from loaded chunk to deferred list
/******/ if(executeModules) deferredModules.push.apply(deferredModules, executeModules);
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/******/ var jsonpArray = window["webpackJsonp"] = window["webpackJsonp"] || [];
/******/ var oldJsonpFunction = jsonpArray.push.bind(jsonpArray);
/******/ jsonpArray.push = webpackJsonpCallback;
/******/ jsonpArray = jsonpArray.slice();
/******/ for(var i = 0; i < jsonpArray.length; i++) webpackJsonpCallback(jsonpArray[i]);
/******/ var parentJsonpFunction = oldJsonpFunction;
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/******/
/************************************************************************/
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/******/ })()
;
(window["webpackJsonp"] = window["webpackJsonp"] || []).push([["aPage"],{
/***/ 2:
/*!******************!*\
!*** ./aPage.js ***!
\******************/
/*! exports [maybe provided (runtime-defined)] [no usage info] */
/*! runtime requirements: module */
/***/ ((module) => {
module.exports = function() {
return "This is page A.";
};
/***/ })
}]);
Hash: 0a1b2c3d4e5f6a7b8c9d
Version: webpack 5.0.0-alpha.31
Asset Size
aPage.chunk.js 354 bytes [emitted] [name: aPage]
bPage.chunk.js 354 bytes [emitted] [name: bPage]
pageA.bundle.js 11.1 KiB [emitted] [name: pageA]
pageB.bundle.js 11.1 KiB [emitted] [name: pageB]
router_js.bundle.js 2.45 KiB [emitted]
Entrypoint pageA = router_js.bundle.js aPage.chunk.js pageA.bundle.js
Entrypoint pageB = router_js.bundle.js bPage.chunk.js pageB.bundle.js
chunk aPage.chunk.js (aPage) 59 bytes [initial] [rendered] reused as split chunk (cache group: default)
> ./aPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./aPage
> ./aEntry pageA
> ./router pageA
./aPage.js 59 bytes [built]
[used exports unknown]
cjs require ./aPage ./aEntry.js 3:7-25
context element ./aPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./aPage
chunk bPage.chunk.js (bPage) 59 bytes [initial] [rendered] reused as split chunk (cache group: default)
> ./bPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./bPage
> ./bEntry pageB
> ./router pageB
./bPage.js 59 bytes [built]
[used exports unknown]
context element ./bPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./bPage
cjs require ./bPage ./bEntry.js 3:7-25
chunk pageA.bundle.js (pageA) 87 bytes (javascript) 6.44 KiB (runtime) [entry] [rendered]
> ./aEntry pageA
> ./router pageA
./aEntry.js 87 bytes [built]
[used exports unknown]
entry ./aEntry pageA
+ 7 hidden chunk modules
chunk pageB.bundle.js (pageB) 87 bytes (javascript) 6.44 KiB (runtime) [entry] [rendered]
> ./bEntry pageB
> ./router pageB
./bEntry.js 87 bytes [built]
[used exports unknown]
entry ./bEntry pageB
+ 7 hidden chunk modules
chunk router_js.bundle.js 950 bytes [initial] [rendered] split chunk (cache group: default)
> ./aEntry pageA
> ./router pageA
> ./bEntry pageB
> ./router pageB
. lazy ^\.\/.*Page$ chunkName: [request] namespace object 160 bytes [built]
[used exports unknown]
import() context lazy . ./router.js 15:1-59
./render.js 58 bytes [built]
[used exports unknown]
cjs require ./render ./aEntry.js 2:13-32
cjs require ./render ./router.js 1:13-32
cjs require ./render ./bEntry.js 2:13-32
./router.js 732 bytes [built]
[used exports unknown]
entry ./router pageA
entry ./router pageB
Hash: 0a1b2c3d4e5f6a7b8c9d
Version: webpack 5.0.0-alpha.31
Asset Size
aPage.chunk.js 121 bytes [emitted] [name: aPage]
bPage.chunk.js 121 bytes [emitted] [name: bPage]
pageA.bundle.js 2.32 KiB [emitted] [name: pageA]
pageB.bundle.js 2.32 KiB [emitted] [name: pageB]
router_js.bundle.js 589 bytes [emitted]
Entrypoint pageA = router_js.bundle.js aPage.chunk.js pageA.bundle.js
Entrypoint pageB = router_js.bundle.js bPage.chunk.js pageB.bundle.js
chunk aPage.chunk.js (aPage) 59 bytes [initial] [rendered] reused as split chunk (cache group: default)
> ./aPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./aPage
> ./aEntry pageA
> ./router pageA
./aPage.js 59 bytes [built]
cjs require ./aPage ./aEntry.js 3:7-25
context element ./aPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./aPage
chunk bPage.chunk.js (bPage) 59 bytes [initial] [rendered] reused as split chunk (cache group: default)
> ./bPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./bPage
> ./bEntry pageB
> ./router pageB
./bPage.js 59 bytes [built]
cjs require ./bPage ./bEntry.js 3:7-25
context element ./bPage . lazy ^\.\/.*Page$ chunkName: [request] namespace object ./bPage
chunk pageA.bundle.js (pageA) 87 bytes (javascript) 6.45 KiB (runtime) [entry] [rendered]
> ./aEntry pageA
> ./router pageA
./aEntry.js 87 bytes [built]
[no exports used]
entry ./aEntry pageA
+ 7 hidden chunk modules
chunk pageB.bundle.js (pageB) 87 bytes (javascript) 6.45 KiB (runtime) [entry] [rendered]
> ./bEntry pageB
> ./router pageB
./bEntry.js 87 bytes [built]
[no exports used]
entry ./bEntry pageB
+ 7 hidden chunk modules
chunk router_js.bundle.js 950 bytes [initial] [rendered] split chunk (cache group: default)
> ./aEntry pageA
> ./router pageA
> ./bEntry pageB
> ./router pageB
. lazy ^\.\/.*Page$ chunkName: [request] namespace object 160 bytes [built]
import() context lazy . ./router.js 15:1-59
./render.js 58 bytes [built]
cjs require ./render ./aEntry.js 2:13-32
cjs require ./render ./router.js 1:13-32
cjs require ./render ./bEntry.js 2:13-32
./router.js 732 bytes [built]
[no exports used]
entry ./router pageA
entry ./router pageB