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335 lines
10 KiB
335 lines
10 KiB
const { resolveCompiler } = require('./compiler')
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const qs = require('querystring')
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const id = 'vue-loader-plugin'
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const NS = 'vue-loader'
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const BasicEffectRulePlugin = require('webpack/lib/rules/BasicEffectRulePlugin')
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const BasicMatcherRulePlugin = require('webpack/lib/rules/BasicMatcherRulePlugin')
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const RuleSetCompiler = require('webpack/lib/rules/RuleSetCompiler')
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const UseEffectRulePlugin = require('webpack/lib/rules/UseEffectRulePlugin')
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const objectMatcherRulePlugins = []
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try {
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const ObjectMatcherRulePlugin = require('webpack/lib/rules/ObjectMatcherRulePlugin')
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objectMatcherRulePlugins.push(
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new ObjectMatcherRulePlugin('assert', 'assertions'),
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new ObjectMatcherRulePlugin('descriptionData')
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)
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} catch (e) {
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const DescriptionDataMatcherRulePlugin = require('webpack/lib/rules/DescriptionDataMatcherRulePlugin')
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objectMatcherRulePlugins.push(new DescriptionDataMatcherRulePlugin())
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}
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const ruleSetCompiler = new RuleSetCompiler([
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new BasicMatcherRulePlugin('test', 'resource'),
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new BasicMatcherRulePlugin('mimetype'),
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new BasicMatcherRulePlugin('dependency'),
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new BasicMatcherRulePlugin('include', 'resource'),
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new BasicMatcherRulePlugin('exclude', 'resource', true),
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new BasicMatcherRulePlugin('conditions'),
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new BasicMatcherRulePlugin('resource'),
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new BasicMatcherRulePlugin('resourceQuery'),
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new BasicMatcherRulePlugin('resourceFragment'),
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new BasicMatcherRulePlugin('realResource'),
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new BasicMatcherRulePlugin('issuer'),
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new BasicMatcherRulePlugin('compiler'),
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...objectMatcherRulePlugins,
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new BasicEffectRulePlugin('type'),
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new BasicEffectRulePlugin('sideEffects'),
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new BasicEffectRulePlugin('parser'),
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new BasicEffectRulePlugin('resolve'),
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new BasicEffectRulePlugin('generator'),
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new UseEffectRulePlugin()
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])
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class VueLoaderPlugin {
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apply(compiler) {
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const normalModule = compiler.webpack
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? compiler.webpack.NormalModule
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: require('webpack/lib/NormalModule')
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// add NS marker so that the loader can detect and report missing plugin
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compiler.hooks.compilation.tap(id, (compilation) => {
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const normalModuleLoader =
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normalModule.getCompilationHooks(compilation).loader
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normalModuleLoader.tap(id, (loaderContext) => {
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loaderContext[NS] = true
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})
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})
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const rules = compiler.options.module.rules
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let rawVueRule
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let vueRules = []
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for (const rawRule of rules) {
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// skip rules with 'enforce'. eg. rule for eslint-loader
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if (rawRule.enforce) {
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continue
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}
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vueRules = match(rawRule, 'foo.vue')
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if (!vueRules.length) {
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vueRules = match(rawRule, 'foo.vue.html')
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}
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if (vueRules.length > 0) {
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if (rawRule.oneOf) {
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throw new Error(
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`[VueLoaderPlugin Error] vue-loader 15 currently does not support vue rules with oneOf.`
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)
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}
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rawVueRule = rawRule
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break
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}
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}
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if (!vueRules.length) {
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throw new Error(
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`[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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}
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// get the normalized "use" for vue files
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const vueUse = vueRules
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.filter((rule) => rule.type === 'use')
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.map((rule) => rule.value)
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// get vue-loader options
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const vueLoaderUseIndex = vueUse.findIndex((u) => {
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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(
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`[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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}
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// make sure vue-loader options has a known ident so that we can share
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// options by reference in the template-loader by using a ref query like
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// template-loader??vue-loader-options
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const vueLoaderUse = vueUse[vueLoaderUseIndex]
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vueLoaderUse.ident = 'vue-loader-options'
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vueLoaderUse.options = vueLoaderUse.options || {}
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const enableInlineMatchResource =
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vueLoaderUse.options.experimentalInlineMatchResource
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// for each user rule (expect 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 refs = new Map()
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const clonedRules = rules
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.filter((r) => r !== rawVueRule)
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.map((rawRule) =>
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cloneRule(rawRule, refs, langBlockRuleCheck, langBlockRuleResource)
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)
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// fix conflict with config.loader and config.options when using config.use
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delete rawVueRule.loader
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delete rawVueRule.options
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rawVueRule.use = vueUse
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// rule for template compiler
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const templateCompilerRule = {
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loader: require.resolve('./loaders/templateLoader'),
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resourceQuery: (query) => {
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if (!query) {
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return false
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}
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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: vueLoaderUse.options
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}
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// for each rule that matches plain .js 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 { is27 } = resolveCompiler(compiler.options.context)
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let jsRulesForRenderFn = []
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if (is27) {
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const skipThreadLoader = true
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jsRulesForRenderFn = rules
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.filter(
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(r) =>
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r !== rawVueRule &&
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(match(r, 'test.js').length > 0 || match(r, 'test.ts').length > 0)
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)
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.map((rawRule) => cloneRule(rawRule, refs, jsRuleCheck, jsRuleResource, skipThreadLoader))
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}
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// global pitcher (responsible for injecting template compiler loader & CSS
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// post loader)
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const pitcher = {
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loader: require.resolve('./loaders/pitcher'),
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resourceQuery: (query) => {
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if (!query) {
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return false
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}
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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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options: vueLoaderUse.options
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}
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// replace original rules
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if (enableInlineMatchResource) {
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// Match rules using `vue-loader`
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const vueLoaderRules = rules.filter((rule) => {
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const matchOnce = (use) => {
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let loaderString = ''
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if (!use) {
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return loaderString
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}
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if (typeof use === 'string') {
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loaderString = use
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} else if (Array.isArray(use)) {
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loaderString = matchOnce(use[0])
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} else if (typeof use === 'object' && use.loader) {
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loaderString = use.loader
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}
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return loaderString
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}
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const loader = rule.loader || matchOnce(rule.use)
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return (
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loader === require('../package.json').name ||
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loader.startsWith(require.resolve('./index'))
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)
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})
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compiler.options.module.rules = [
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pitcher,
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...rules.filter((rule) => !vueLoaderRules.includes(rule)),
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...(is27 ? [templateCompilerRule] : []),
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...clonedRules,
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...vueLoaderRules
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]
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} else {
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compiler.options.module.rules = [
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pitcher,
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...jsRulesForRenderFn,
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...(is27 ? [templateCompilerRule] : []),
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...clonedRules,
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...rules
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]
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}
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}
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}
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const matcherCache = new WeakMap()
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function match(rule, fakeFile) {
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let ruleSet = matcherCache.get(rule)
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if (!ruleSet) {
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// skip the `include` check when locating the vue rule
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const clonedRawRule = { ...rule }
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delete clonedRawRule.include
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ruleSet = ruleSetCompiler.compile([clonedRawRule])
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matcherCache.set(rule, ruleSet)
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}
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return ruleSet.exec({
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resource: fakeFile
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})
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}
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const langBlockRuleCheck = (query, rule) => {
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return (
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query.type === 'custom' || !rule.conditions.length || query.lang != null
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)
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}
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const langBlockRuleResource = (query, resource) => `${resource}.${query.lang}`
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const jsRuleCheck = (query) => {
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return query.type === 'template'
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}
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const jsRuleResource = (query, resource) =>
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`${resource}.${query.ts ? `ts` : `js`}`
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let uid = 0
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function cloneRule(rawRule, refs, ruleCheck, ruleResource, skipThreadLoader) {
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const compiledRule = ruleSetCompiler.compileRule(
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`clonedRuleSet-${++uid}`,
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rawRule,
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refs
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)
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// do not process rule with enforce
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if (!rawRule.enforce) {
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const ruleUse = compiledRule.effects
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.filter((effect) => effect.type === 'use')
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.map((effect) => effect.value)
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// fix conflict with config.loader and config.options when using config.use
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delete rawRule.loader
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delete rawRule.options
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// Filter out `thread-loader` from the `use` array.
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// Mitigate https://github.com/vuejs/vue/issues/12828
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// Note this won't work if the `use` filed is a function
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if (skipThreadLoader && Array.isArray(ruleUse)) {
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const isThreadLoader = (loader) => loader === 'thread-loader' || /\/node_modules\/thread-loader\//.test(loader)
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rawRule.use = ruleUse.filter(useEntry => {
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const loader = typeof useEntry === 'string' ? useEntry : useEntry.loader
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return !isThreadLoader(loader)
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})
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} else {
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rawRule.use = ruleUse
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}
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}
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let currentResource
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const res = {
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...rawRule,
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resource: (resources) => {
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currentResource = resources
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return true
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},
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resourceQuery: (query) => {
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if (!query) {
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return false
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}
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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 (!ruleCheck(parsed, compiledRule)) {
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return false
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}
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const fakeResourcePath = ruleResource(parsed, currentResource)
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for (const condition of compiledRule.conditions) {
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// add support for resourceQuery
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const request =
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condition.property === 'resourceQuery' ? query : fakeResourcePath
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if (condition && !condition.fn(request)) {
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return false
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}
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}
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return true
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}
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}
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delete res.test
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if (rawRule.rules) {
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res.rules = rawRule.rules.map((rule) =>
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cloneRule(rule, refs, ruleCheck, ruleResource)
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)
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}
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if (rawRule.oneOf) {
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res.oneOf = rawRule.oneOf.map((rule) =>
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cloneRule(rule, refs, ruleCheck, ruleResource)
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)
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}
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return res
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}
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VueLoaderPlugin.NS = NS
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module.exports = VueLoaderPlugin
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