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- /*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
- */
- "use strict";
-
- const ConcatSource = require("webpack-sources").ConcatSource;
- const OriginalSource = require("webpack-sources").OriginalSource;
- const PrefixSource = require("webpack-sources").PrefixSource;
- const Template = require("./Template");
-
- // require function shortcuts:
- // __webpack_require__.s = the module id of the entry point
- // __webpack_require__.c = the module cache
- // __webpack_require__.m = the module functions
- // __webpack_require__.p = the bundle public path
- // __webpack_require__.i = the identity function used for harmony imports
- // __webpack_require__.e = the chunk ensure function
- // __webpack_require__.d = the exported propery define getter function
- // __webpack_require__.o = Object.prototype.hasOwnProperty.call
- // __webpack_require__.n = compatibility get default export
- // __webpack_require__.h = the webpack hash
- // __webpack_require__.oe = the uncatched error handler for the webpack runtime
- // __webpack_require__.nc = the script nonce
-
- module.exports = class MainTemplate extends Template {
- constructor(outputOptions) {
- super(outputOptions);
- this.plugin("startup", (source, chunk, hash) => {
- const buf = [];
- if(chunk.entryModule) {
- buf.push("// Load entry module and return exports");
- buf.push(`return ${this.renderRequireFunctionForModule(hash, chunk, JSON.stringify(chunk.entryModule.id))}(${this.requireFn}.s = ${JSON.stringify(chunk.entryModule.id)});`);
- }
- return this.asString(buf);
- });
- this.plugin("render", (bootstrapSource, chunk, hash, moduleTemplate, dependencyTemplates) => {
- const source = new ConcatSource();
- source.add("/******/ (function(modules) { // webpackBootstrap\n");
- source.add(new PrefixSource("/******/", bootstrapSource));
- source.add("/******/ })\n");
- source.add("/************************************************************************/\n");
- source.add("/******/ (");
- const modules = this.renderChunkModules(chunk, moduleTemplate, dependencyTemplates, "/******/ ");
- source.add(this.applyPluginsWaterfall("modules", modules, chunk, hash, moduleTemplate, dependencyTemplates));
- source.add(")");
- return source;
- });
- this.plugin("local-vars", (source, chunk, hash) => {
- return this.asString([
- source,
- "// The module cache",
- "var installedModules = {};"
- ]);
- });
- this.plugin("require", (source, chunk, hash) => {
- return this.asString([
- source,
- "// Check if module is in cache",
- "if(installedModules[moduleId]) {",
- this.indent("return installedModules[moduleId].exports;"),
- "}",
- "// Create a new module (and put it into the cache)",
- "var module = installedModules[moduleId] = {",
- this.indent(this.applyPluginsWaterfall("module-obj", "", chunk, hash, "moduleId")),
- "};",
- "",
- this.asString(outputOptions.strictModuleExceptionHandling ? [
- "// Execute the module function",
- "var threw = true;",
- "try {",
- this.indent([
- `modules[moduleId].call(module.exports, module, module.exports, ${this.renderRequireFunctionForModule(hash, chunk, "moduleId")});`,
- "threw = false;"
- ]),
- "} finally {",
- this.indent([
- "if(threw) delete installedModules[moduleId];"
- ]),
- "}"
- ] : [
- "// Execute the module function",
- `modules[moduleId].call(module.exports, module, module.exports, ${this.renderRequireFunctionForModule(hash, chunk, "moduleId")});`,
- ]),
- "",
- "// Flag the module as loaded",
- "module.l = true;",
- "",
- "// Return the exports of the module",
- "return module.exports;"
- ]);
- });
- this.plugin("module-obj", (source, chunk, hash, varModuleId) => {
- return this.asString([
- "i: moduleId,",
- "l: false,",
- "exports: {}"
- ]);
- });
- this.plugin("require-extensions", (source, chunk, hash) => {
- const buf = [];
- if(chunk.chunks.length > 0) {
- buf.push("// This file contains only the entry chunk.");
- buf.push("// The chunk loading function for additional chunks");
- buf.push(`${this.requireFn}.e = function requireEnsure(chunkId) {`);
- buf.push(this.indent(this.applyPluginsWaterfall("require-ensure", "throw new Error('Not chunk loading available');", chunk, hash, "chunkId")));
- buf.push("};");
- }
- buf.push("");
- buf.push("// expose the modules object (__webpack_modules__)");
- buf.push(`${this.requireFn}.m = modules;`);
-
- buf.push("");
- buf.push("// expose the module cache");
- buf.push(`${this.requireFn}.c = installedModules;`);
-
- buf.push("");
- buf.push("// define getter function for harmony exports");
- buf.push(`${this.requireFn}.d = function(exports, name, getter) {`);
- buf.push(this.indent([
- `if(!${this.requireFn}.o(exports, name)) {`,
- this.indent([
- "Object.defineProperty(exports, name, {",
- this.indent([
- "configurable: false,",
- "enumerable: true,",
- "get: getter"
- ]),
- "});"
- ]),
- "}"
- ]));
- buf.push("};");
-
- buf.push("");
- buf.push("// getDefaultExport function for compatibility with non-harmony modules");
- buf.push(this.requireFn + ".n = function(module) {");
- buf.push(this.indent([
- "var getter = module && module.__esModule ?",
- this.indent([
- "function getDefault() { return module['default']; } :",
- "function getModuleExports() { return module; };"
- ]),
- `${this.requireFn}.d(getter, 'a', getter);`,
- "return getter;"
- ]));
- buf.push("};");
-
- buf.push("");
- buf.push("// Object.prototype.hasOwnProperty.call");
- buf.push(`${this.requireFn}.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };`);
-
- const publicPath = this.getPublicPath({
- hash: hash
- });
- buf.push("");
- buf.push("// __webpack_public_path__");
- buf.push(`${this.requireFn}.p = ${JSON.stringify(publicPath)};`);
- return this.asString(buf);
- });
-
- this.requireFn = "__webpack_require__";
- }
-
- render(hash, chunk, moduleTemplate, dependencyTemplates) {
- const buf = [];
- buf.push(this.applyPluginsWaterfall("bootstrap", "", chunk, hash, moduleTemplate, dependencyTemplates));
- buf.push(this.applyPluginsWaterfall("local-vars", "", chunk, hash));
- buf.push("");
- buf.push("// The require function");
- buf.push(`function ${this.requireFn}(moduleId) {`);
- buf.push(this.indent(this.applyPluginsWaterfall("require", "", chunk, hash)));
- buf.push("}");
- buf.push("");
- buf.push(this.asString(this.applyPluginsWaterfall("require-extensions", "", chunk, hash)));
- buf.push("");
- buf.push(this.asString(this.applyPluginsWaterfall("startup", "", chunk, hash)));
- let source = this.applyPluginsWaterfall("render", new OriginalSource(this.prefix(buf, " \t") + "\n", `webpack/bootstrap ${hash}`), chunk, hash, moduleTemplate, dependencyTemplates);
- if(chunk.hasEntryModule()) {
- source = this.applyPluginsWaterfall("render-with-entry", source, chunk, hash);
- }
- if(!source) throw new Error("Compiler error: MainTemplate plugin 'render' should return something");
- chunk.rendered = true;
- return new ConcatSource(source, ";");
- }
-
- renderRequireFunctionForModule(hash, chunk, varModuleId) {
- return this.applyPluginsWaterfall("module-require", this.requireFn, chunk, hash, varModuleId);
- }
-
- renderAddModule(hash, chunk, varModuleId, varModule) {
- return this.applyPluginsWaterfall("add-module", `modules[${varModuleId}] = ${varModule};`, chunk, hash, varModuleId, varModule);
- }
-
- renderCurrentHashCode(hash, length) {
- length = length || Infinity;
- return this.applyPluginsWaterfall("current-hash", JSON.stringify(hash.substr(0, length)), length);
- }
-
- entryPointInChildren(chunk) {
- const checkChildren = (chunk, alreadyCheckedChunks) => {
- return chunk.chunks.some((child) => {
- if(alreadyCheckedChunks.indexOf(child) >= 0) return;
- alreadyCheckedChunks.push(child);
- return child.hasEntryModule() || checkChildren(child, alreadyCheckedChunks);
- });
- };
- return checkChildren(chunk, []);
- }
-
- getPublicPath(options) {
- return this.applyPluginsWaterfall("asset-path", this.outputOptions.publicPath || "", options);
- }
-
- updateHash(hash) {
- hash.update("maintemplate");
- hash.update("3");
- hash.update(this.outputOptions.publicPath + "");
- this.applyPlugins("hash", hash);
- }
-
- updateHashForChunk(hash, chunk) {
- this.updateHash(hash);
- this.applyPlugins("hash-for-chunk", hash, chunk);
- }
-
- useChunkHash(chunk) {
- const paths = this.applyPluginsWaterfall("global-hash-paths", []);
- return !this.applyPluginsBailResult("global-hash", chunk, paths);
- }
- };
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