238 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			238 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| "use strict";
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| var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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|     if (k2 === undefined) k2 = k;
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|     Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
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| }) : (function(o, m, k, k2) {
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|     if (k2 === undefined) k2 = k;
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|     o[k2] = m[k];
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| }));
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| var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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|     Object.defineProperty(o, "default", { enumerable: true, value: v });
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| }) : function(o, v) {
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|     o["default"] = v;
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| });
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| var __importStar = (this && this.__importStar) || function (mod) {
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|     if (mod && mod.__esModule) return mod;
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|     var result = {};
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|     if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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|     __setModuleDefault(result, mod);
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|     return result;
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| };
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| Object.defineProperty(exports, "__esModule", { value: true });
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| const qs = __importStar(require("querystring"));
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| const resolveScript_1 = require("./resolveScript");
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| const fs = require("fs");
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| const compiler_1 = require("./compiler");
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| const descriptorCache_1 = require("./descriptorCache");
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| const util_1 = require("./util");
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| const RuleSet = require('webpack/lib/RuleSet');
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| const id = 'vue-loader-plugin';
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| const NS = 'vue-loader';
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| class VueLoaderPlugin {
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|     apply(compiler) {
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|         // inject NS for plugin installation check in the main loader
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|         compiler.hooks.compilation.tap(id, (compilation) => {
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|             compilation.hooks.normalModuleLoader.tap(id, (loaderContext) => {
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|                 loaderContext[NS] = true;
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|             });
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|         });
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|         const rawRules = compiler.options.module.rules;
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|         // use webpack's RuleSet utility to normalize user rules
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|         const rules = new RuleSet(rawRules).rules;
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|         // find the rule that applies to vue files
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|         let vueRuleIndex = rawRules.findIndex(createMatcher(`foo.vue`));
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|         if (vueRuleIndex < 0) {
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|             vueRuleIndex = rawRules.findIndex(createMatcher(`foo.vue.html`));
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|         }
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|         const vueRule = rules[vueRuleIndex];
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|         if (!vueRule) {
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|             throw new Error(`[VueLoaderPlugin Error] No matching rule for .vue files found.\n` +
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|                 `Make sure there is at least one root-level rule that matches .vue or .vue.html files.`);
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|         }
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|         if (vueRule.oneOf) {
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|             throw new Error(`[VueLoaderPlugin Error] vue-loader currently does not support vue rules with oneOf.`);
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|         }
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|         // get the normlized "use" for vue files
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|         const vueUse = vueRule.use;
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|         // get vue-loader options
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|         const vueLoaderUseIndex = vueUse.findIndex((u) => {
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|             // FIXME: this code logic is incorrect when project paths starts with `vue-loader-something`
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|             return /^vue-loader|(\/|\\|@)vue-loader/.test(u.loader || '');
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|         });
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|         if (vueLoaderUseIndex < 0) {
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|             throw new Error(`[VueLoaderPlugin Error] No matching use for vue-loader is found.\n` +
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|                 `Make sure the rule matching .vue files include vue-loader in its use.`);
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|         }
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|         const vueLoaderUse = vueUse[vueLoaderUseIndex];
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|         const vueLoaderOptions = (vueLoaderUse.options =
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|             vueLoaderUse.options || {});
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|         // for each user rule (except the vue rule), create a cloned rule
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|         // that targets the corresponding language blocks in *.vue files.
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|         const clonedRules = rules.filter((r) => r !== vueRule).map(cloneRule);
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|         // rule for template compiler
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|         const templateCompilerRule = {
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|             loader: require.resolve('./templateLoader'),
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|             resourceQuery: (query) => {
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|                 const parsed = qs.parse(query.slice(1));
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|                 return parsed.vue != null && parsed.type === 'template';
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|             },
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|             options: Object.assign({ ident: vueLoaderUse.ident }, vueLoaderOptions),
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|         };
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|         // for each rule that matches plain .js/.ts files, also create a clone and
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|         // match it against the compiled template code inside *.vue files, so that
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|         // compiled vue render functions receive the same treatment as user code
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|         // (mostly babel)
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|         const matchesJS = createMatcher(`test.js`);
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|         const matchesTS = createMatcher(`test.ts`);
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|         const jsRulesForRenderFn = rules
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|             .filter((r) => r !== vueRule && (matchesJS(r) || matchesTS(r)))
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|             .map(cloneRuleForRenderFn);
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|         // pitcher for block requests (for injecting stylePostLoader and deduping
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|         // loaders matched for src imports)
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|         const pitcher = {
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|             loader: require.resolve('./pitcher'),
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|             resourceQuery: (query) => {
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|                 const parsed = qs.parse(query.slice(1));
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|                 return parsed.vue != null;
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|             },
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|         };
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|         // replace original rules
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|         compiler.options.module.rules = [
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|             pitcher,
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|             ...jsRulesForRenderFn,
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|             templateCompilerRule,
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|             ...clonedRules,
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|             ...rules,
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|         ];
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|         // 3.3 HMR support for imported types
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|         if ((0, util_1.needHMR)(vueLoaderOptions, compiler.options) &&
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|             compiler_1.compiler.invalidateTypeCache) {
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|             let watcher;
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|             const WatchPack = require('watchpack');
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|             compiler.hooks.afterCompile.tap(id, (compilation) => {
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|                 if (compilation.compiler === compiler) {
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|                     // type-only imports can be tree-shaken and not registered as a
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|                     // watched file at all, so we have to manually ensure they are watched.
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|                     const files = [...resolveScript_1.typeDepToSFCMap.keys()];
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|                     const oldWatcher = watcher;
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|                     watcher = new WatchPack({ aggregateTimeout: 0 });
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|                     watcher.once('aggregated', (changes, removals) => {
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|                         for (const file of changes) {
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|                             // bust compiler-sfc type dep cache
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|                             compiler_1.compiler.invalidateTypeCache(file);
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|                             const affectedSFCs = resolveScript_1.typeDepToSFCMap.get(file);
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|                             if (affectedSFCs) {
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|                                 for (const sfc of affectedSFCs) {
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|                                     // bust script resolve cache
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|                                     const desc = descriptorCache_1.descriptorCache.get(sfc);
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|                                     if (desc)
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|                                         resolveScript_1.clientCache.delete(desc);
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|                                     // force update importing SFC
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|                                     fs.writeFileSync(sfc, fs.readFileSync(sfc, 'utf-8'));
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|                                 }
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|                             }
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|                         }
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|                         for (const file of removals) {
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|                             compiler_1.compiler.invalidateTypeCache(file);
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|                         }
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|                     });
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|                     watcher.watch({ files, startTime: Date.now() });
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|                     if (oldWatcher) {
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|                         oldWatcher.close();
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|                     }
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|                 }
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|             });
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|             compiler.hooks.watchClose.tap(id, () => {
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|                 if (watcher) {
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|                     watcher.close();
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|                 }
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|             });
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|             // In some cases, e.g. in this project's tests,
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|             // even though needsHMR() returns true, webpack is not watching, thus no watchClose hook is called.
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|             // So we need to close the watcher when webpack is done.
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|             compiler.hooks.done.tap(id, () => {
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|                 if (watcher) {
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|                     watcher.close();
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|                 }
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|             });
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|         }
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|     }
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| }
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| VueLoaderPlugin.NS = NS;
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| function createMatcher(fakeFile) {
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|     return (rule) => {
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|         // #1201 we need to skip the `include` check when locating the vue rule
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|         const clone = Object.assign({}, rule);
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|         delete clone.include;
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|         const normalized = RuleSet.normalizeRule(clone, {}, '');
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|         return !rule.enforce && normalized.resource && normalized.resource(fakeFile);
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|     };
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| }
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| function cloneRule(rule) {
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|     const resource = rule.resource;
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|     const resourceQuery = rule.resourceQuery;
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|     // Assuming `test` and `resourceQuery` tests are executed in series and
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|     // synchronously (which is true based on RuleSet's implementation), we can
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|     // save the current resource being matched from `test` so that we can access
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|     // it in `resourceQuery`. This ensures when we use the normalized rule's
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|     // resource check, include/exclude are matched correctly.
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|     let currentResource;
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|     const res = Object.assign(Object.assign({}, rule), { resource: (resource) => {
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|             currentResource = resource;
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|             return true;
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|         }, resourceQuery: (query) => {
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|             const parsed = qs.parse(query.slice(1));
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|             if (parsed.vue == null) {
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|                 return false;
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|             }
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|             if (resource && parsed.lang == null) {
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|                 return false;
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|             }
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|             const fakeResourcePath = `${currentResource}.${parsed.lang}`;
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|             if (resource && !resource(fakeResourcePath)) {
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|                 return false;
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|             }
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|             if (resourceQuery && !resourceQuery(query)) {
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|                 return false;
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|             }
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|             return true;
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|         } });
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|     if (rule.rules) {
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|         res.rules = rule.rules.map(cloneRule);
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|     }
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|     if (rule.oneOf) {
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|         res.oneOf = rule.oneOf.map(cloneRule);
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|     }
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|     return res;
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| }
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| function cloneRuleForRenderFn(rule) {
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|     const resource = rule.resource;
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|     const resourceQuery = rule.resourceQuery;
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|     let currentResource;
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|     const res = Object.assign(Object.assign({}, rule), { resource: (resource) => {
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|             currentResource = resource;
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|             return true;
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|         }, resourceQuery: (query) => {
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|             const parsed = qs.parse(query.slice(1));
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|             if (parsed.vue == null || parsed.type !== 'template') {
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|                 return false;
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|             }
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|             const fakeResourcePath = `${currentResource}.${parsed.ts ? `ts` : `js`}`;
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|             if (resource && !resource(fakeResourcePath)) {
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|                 return false;
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|             }
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|             if (resourceQuery && !resourceQuery(query)) {
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|                 return false;
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|             }
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|             return true;
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|         } });
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|     if (rule.rules) {
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|         res.rules = rule.rules.map(cloneRuleForRenderFn);
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|     }
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|     if (rule.oneOf) {
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|         res.oneOf = rule.oneOf.map(cloneRuleForRenderFn);
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|     }
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|     return res;
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| }
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| exports.default = VueLoaderPlugin;
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