mirror of https://github.com/webpack/webpack.git
239 lines
7.2 KiB
Markdown
239 lines
7.2 KiB
Markdown
This example shows usage of the asset module type with asset generator options customization.
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Files can be imported like other modules without file-loader or url-loader.
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# example.js
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```javascript
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import svg from "./images/file.svg";
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const container = document.createElement("div");
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Object.assign(container.style, {
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display: "flex",
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justifyContent: "center"
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});
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document.body.appendChild(container);
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function createImageElement(title, src) {
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const div = document.createElement("div");
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div.style.textAlign = "center";
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const h2 = document.createElement("h2");
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h2.textContent = title;
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div.appendChild(h2);
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const img = document.createElement("img");
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img.setAttribute("src", src);
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img.setAttribute("width", "150");
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div.appendChild(img);
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container.appendChild(div);
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}
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[svg].forEach(src => {
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createImageElement(src.split(".").pop(), src);
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});
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```
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# webpack.config.js
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```javascript
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const svgToMiniDataURI = require("mini-svg-data-uri");
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module.exports = {
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output: {
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assetModuleFilename: "images/[hash][ext]"
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},
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module: {
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rules: [
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{
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test: /\.(png|jpg)$/,
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type: "asset"
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},
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{
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test: /\.svg$/,
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type: "asset",
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generator: {
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dataUrl: content => {
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if (typeof content !== "string") {
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content = content.toString();
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}
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return svgToMiniDataURI(content);
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}
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}
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}
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]
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},
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experiments: {
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asset: true
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}
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};
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```
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# js/output.js
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```javascript
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/******/ (() => { // webpackBootstrap
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/******/ "use strict";
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/******/ var __webpack_modules__ = ([
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/* 0 */
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/*!********************!*\
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!*** ./example.js ***!
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\********************/
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/*! exports [not provided] [no usage info] */
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/*! runtime requirements: __webpack_require__, __webpack_require__.n, __webpack_require__.r, __webpack_exports__, __webpack_require__.* */
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/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
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__webpack_require__.r(__webpack_exports__);
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/* harmony import */ var _images_file_svg__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./images/file.svg */ 1);
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/* harmony import */ var _images_file_svg__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_images_file_svg__WEBPACK_IMPORTED_MODULE_0__);
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const container = document.createElement("div");
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Object.assign(container.style, {
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display: "flex",
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justifyContent: "center"
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});
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document.body.appendChild(container);
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function createImageElement(title, src) {
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const div = document.createElement("div");
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div.style.textAlign = "center";
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const h2 = document.createElement("h2");
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h2.textContent = title;
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div.appendChild(h2);
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const img = document.createElement("img");
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img.setAttribute("src", src);
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img.setAttribute("width", "150");
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div.appendChild(img);
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container.appendChild(div);
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}
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[(_images_file_svg__WEBPACK_IMPORTED_MODULE_0___default())].forEach(src => {
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createImageElement(src.split(".").pop(), src);
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});
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/***/ }),
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/* 1 */
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/*!*************************!*\
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!*** ./images/file.svg ***!
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\*************************/
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/*! exports [maybe provided (runtime-defined)] [no usage info] */
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/*! runtime requirements: module */
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/***/ ((module) => {
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module.exports = "data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 600 600'%3e%3ctitle%3eicon-square-small%3c/title%3e%3cpath fill='white' d='M300 .1L565 150v299.9L300 599.8 35 449.9V150z'/%3e%3cpath fill='%238ED6FB' d='M517.7 439.5L308.8 557.8v-92L439 394.1l78.7 45.4zm14.3-12.9V179.4l-76.4 44.1v159l76.4 44.1zM81.5 439.5l208.9 118.2v-92l-130.2-71.6-78.7 45.4zm-14.3-12.9V179.4l76.4 44.1v159l-76.4 44.1zm8.9-263.2L290.4 42.2v89l-137.3 75.5-1.1.6-75.9-43.9zm446.9 0L308.8 42.2v89L446 206.8l1.1.6 75.9-44z'/%3e%3cpath fill='%231C78C0' d='M290.4 444.8L162 374.1V234.2l128.4 74.1v136.5zm18.4 0l128.4-70.6v-140l-128.4 74.1v136.5zM299.6 303zm-129-85l129-70.9L428.5 218l-128.9 74.4-129-74.4z'/%3e%3c/svg%3e";
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/***/ })
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/******/ ]);
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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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/******/ if(__webpack_module_cache__[moduleId]) {
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/******/ return __webpack_module_cache__[moduleId].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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/******/ i: moduleId,
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/******/ l: false,
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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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/******/ // Flag the module as loaded
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/******/ module.l = true;
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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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/************************************************************************/
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/******/ /* webpack/runtime/compat get default export */
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/******/ !function() {
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/******/ // getDefaultExport function for compatibility with non-harmony modules
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/******/ __webpack_require__.n = (module) => {
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/******/ var getter = module && module.__esModule ?
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/******/ () => module['default'] :
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/******/ () => module;
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/******/ __webpack_require__.d(getter, { a: getter });
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/******/ return getter;
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/******/ };
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/******/ }();
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/******/
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/******/ /* webpack/runtime/define property getters */
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/******/ !function() {
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/******/ // define getter functions for harmony exports
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/******/ var hasOwnProperty = Object.prototype.hasOwnProperty;
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/******/ __webpack_require__.d = (exports, definition) => {
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/******/ for(var key in definition) {
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/******/ if(hasOwnProperty.call(definition, key) && !hasOwnProperty.call(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/make namespace object */
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/******/ !function() {
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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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/************************************************************************/
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```
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</details>
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``` js
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/******/ // startup
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/******/ // Load entry module
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/******/ __webpack_require__(0);
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/******/ // This entry module used 'exports' so it can't be inlined
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/******/ })()
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;
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```
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# Info
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## webpack output
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```
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Hash: 0a1b2c3d4e5f6a7b8c9d
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Version: webpack 5.0.0-beta.7
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Asset Size
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output.js 5.08 KiB [emitted] [name: main]
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Entrypoint main = output.js
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chunk output.js (main) 1.6 KiB (javascript) 895 bytes (runtime) [entry] [rendered]
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> ./example.js main
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./example.js 658 bytes [built]
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[no exports]
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[used exports unknown]
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entry ./example.js main
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./images/file.svg 984 bytes [built]
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[used exports unknown]
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harmony side effect evaluation ./images/file.svg ./example.js 1:0-36
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harmony import specifier ./images/file.svg ./example.js 26:1-4
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+ 3 hidden chunk modules
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```
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