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parttimejob/node_modules/vue-loader/dist/pluginWebpack4.js

238 lines
10 KiB

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