switch to vuepress

12 files changed, 935 insertions, 0 deletions

diff --git a/node_modules/vue-loader/lib/codegen/customBlocks.js b/node_modules/vue-loader/lib/codegen/customBlocks.js
new file mode 100644
index 00000000..64e78a16
--- /dev/null
+++ b/node_modules/vue-loader/lib/codegen/customBlocks.js
@@ -0,0 +1,21 @@
+const qs = require('querystring')
+const { attrsToQuery } = require('./utils')
+
+module.exports = function genCustomBlocksCode (
+  blocks,
+  resourcePath,
+  resourceQuery,
+  stringifyRequest
+) {
+  return `\n/* custom blocks */\n` + blocks.map((block, i) => {
+    const src = block.attrs.src || resourcePath
+    const attrsQuery = attrsToQuery(block.attrs)
+    const issuerQuery = block.attrs.src ? `&issuerPath=${qs.escape(resourcePath)}` : ''
+    const inheritQuery = resourceQuery ? `&${resourceQuery.slice(1)}` : ''
+    const query = `?vue&type=custom&index=${i}&blockType=${qs.escape(block.type)}${issuerQuery}${attrsQuery}${inheritQuery}`
+    return (
+      `import block${i} from ${stringifyRequest(src + query)}\n` +
+      `if (typeof block${i} === 'function') block${i}(component)`
+    )
+  }).join(`\n`) + `\n`
+}
diff --git a/node_modules/vue-loader/lib/codegen/hotReload.js b/node_modules/vue-loader/lib/codegen/hotReload.js
new file mode 100644
index 00000000..4f426b4d
--- /dev/null
+++ b/node_modules/vue-loader/lib/codegen/hotReload.js
@@ -0,0 +1,31 @@
+const hotReloadAPIPath = JSON.stringify(require.resolve('vue-hot-reload-api'))
+
+const genTemplateHotReloadCode = (id, request) => {
+  return `
+    module.hot.accept(${request}, function () {
+      api.rerender('${id}', {
+        render: render,
+        staticRenderFns: staticRenderFns
+      })
+    })
+  `.trim()
+}
+
+exports.genHotReloadCode = (id, functional, templateRequest) => {
+  return `
+/* hot reload */
+if (module.hot) {
+  var api = require(${hotReloadAPIPath})
+  api.install(require('vue'))
+  if (api.compatible) {
+    module.hot.accept()
+    if (!module.hot.data) {
+      api.createRecord('${id}', component.options)
+    } else {
+      api.${functional ? 'rerender' : 'reload'}('${id}', component.options)
+    }
+    ${templateRequest ? genTemplateHotReloadCode(id, templateRequest) : ''}
+  }
+}
+  `.trim()
+}
diff --git a/node_modules/vue-loader/lib/codegen/styleInjection.js b/node_modules/vue-loader/lib/codegen/styleInjection.js
new file mode 100644
index 00000000..b11e488a
--- /dev/null
+++ b/node_modules/vue-loader/lib/codegen/styleInjection.js
@@ -0,0 +1,114 @@
+const { attrsToQuery } = require('./utils')
+const hotReloadAPIPath = JSON.stringify(require.resolve('vue-hot-reload-api'))
+
+module.exports = function genStyleInjectionCode (
+  loaderContext,
+  styles,
+  id,
+  resourcePath,
+  stringifyRequest,
+  needsHotReload,
+  needsExplicitInjection
+) {
+  let styleImportsCode = ``
+  let styleInjectionCode = ``
+  let cssModulesHotReloadCode = ``
+
+  let hasCSSModules = false
+  const cssModuleNames = new Map()
+
+  function genStyleRequest (style, i) {
+    const src = style.src || resourcePath
+    const attrsQuery = attrsToQuery(style.attrs, 'css')
+    const inheritQuery = `&${loaderContext.resourceQuery.slice(1)}`
+    // make sure to only pass id when necessary so that we don't inject
+    // duplicate tags when multiple components import the same css file
+    const idQuery = style.scoped ? `&id=${id}` : ``
+    const query = `?vue&type=style&index=${i}${idQuery}${attrsQuery}${inheritQuery}`
+    return stringifyRequest(src + query)
+  }
+
+  function genCSSModulesCode (style, request, i) {
+    hasCSSModules = true
+
+    const moduleName = style.module === true ? '$style' : style.module
+    if (cssModuleNames.has(moduleName)) {
+      loaderContext.emitError(`CSS module name ${moduleName} is not unique!`)
+    }
+    cssModuleNames.set(moduleName, true)
+
+    // `(vue-)style-loader` exports the name-to-hash map directly
+    // `css-loader` exports it in `.locals`
+    const locals = `(style${i}.locals || style${i})`
+    const name = JSON.stringify(moduleName)
+
+    if (!needsHotReload) {
+      styleInjectionCode += `this[${name}] = ${locals}\n`
+    } else {
+      styleInjectionCode += `
+        cssModules[${name}] = ${locals}
+        Object.defineProperty(this, ${name}, {
+          get: function () {
+            return cssModules[${name}]
+          }
+        })
+      `
+      cssModulesHotReloadCode += `
+        module.hot && module.hot.accept([${request}], function () {
+          var oldLocals = cssModules[${name}]
+          if (oldLocals) {
+            var newLocals = require(${request})
+            if (JSON.stringify(newLocals) !== JSON.stringify(oldLocals)) {
+              cssModules[${name}] = newLocals
+              require(${hotReloadAPIPath}).rerender("${id}")
+            }
+          }
+        })
+      `
+    }
+  }
+
+  // explicit injection is needed in SSR (for critical CSS collection)
+  // or in Shadow Mode (for injection into shadow root)
+  // In these modes, vue-style-loader exports objects with the __inject__
+  // method; otherwise we simply import the styles.
+  if (!needsExplicitInjection) {
+    styles.forEach((style, i) => {
+      const request = genStyleRequest(style, i)
+      styleImportsCode += `import style${i} from ${request}\n`
+      if (style.module) genCSSModulesCode(style, request, i)
+    })
+  } else {
+    styles.forEach((style, i) => {
+      const request = genStyleRequest(style, i)
+      styleInjectionCode += (
+        `var style${i} = require(${request})\n` +
+        `if (style${i}.__inject__) style${i}.__inject__(context)\n`
+      )
+      if (style.module) genCSSModulesCode(style, request, i)
+    })
+  }
+
+  if (!needsExplicitInjection && !hasCSSModules) {
+    return styleImportsCode
+  }
+
+  return `
+${styleImportsCode}
+${hasCSSModules && needsHotReload ? `var cssModules = {}` : ``}
+${needsHotReload ? `var disposed = false` : ``}
+
+function injectStyles (context) {
+  ${needsHotReload ? `if (disposed) return` : ``}
+  ${styleInjectionCode}
+}
+
+${needsHotReload ? `
+  module.hot && module.hot.dispose(function (data) {
+    disposed = true
+  })
+` : ``}
+
+${cssModulesHotReloadCode}
+  `.trim()
+}
diff --git a/node_modules/vue-loader/lib/codegen/utils.js b/node_modules/vue-loader/lib/codegen/utils.js
new file mode 100644
index 00000000..054f9a9c
--- /dev/null
+++ b/node_modules/vue-loader/lib/codegen/utils.js
@@ -0,0 +1,25 @@
+const qs = require('querystring')
+
+// these are built-in query parameters so should be ignored
+// if the user happen to add them as attrs
+const ignoreList = [
+  'id',
+  'index',
+  'src',
+  'type'
+]
+
+// transform the attrs on a SFC block descriptor into a resourceQuery string
+exports.attrsToQuery = (attrs, langFallback) => {
+  let query = ``
+  for (const name in attrs) {
+    const value = attrs[name]
+    if (!ignoreList.includes(name)) {
+      query += `&${qs.escape(name)}=${value ? qs.escape(value) : ``}`
+    }
+  }
+  if (langFallback && !(`lang` in attrs)) {
+    query += `&lang=${langFallback}`
+  }
+  return query
+}
diff --git a/node_modules/vue-loader/lib/index.d.ts b/node_modules/vue-loader/lib/index.d.ts
new file mode 100644
index 00000000..a2755dbb
--- /dev/null
+++ b/node_modules/vue-loader/lib/index.d.ts
@@ -0,0 +1,7 @@
+import { Plugin } from 'webpack'
+
+declare namespace VueLoader {
+  class VueLoaderPlugin extends Plugin {}
+}
+
+export = VueLoader
diff --git a/node_modules/vue-loader/lib/index.js b/node_modules/vue-loader/lib/index.js
new file mode 100644
index 00000000..752f9854
--- /dev/null
+++ b/node_modules/vue-loader/lib/index.js
@@ -0,0 +1,193 @@
+const path = require('path')
+const hash = require('hash-sum')
+const qs = require('querystring')
+const plugin = require('./plugin')
+const selectBlock = require('./select')
+const loaderUtils = require('loader-utils')
+const { attrsToQuery } = require('./codegen/utils')
+const { parse } = require('@vue/component-compiler-utils')
+const genStylesCode = require('./codegen/styleInjection')
+const { genHotReloadCode } = require('./codegen/hotReload')
+const genCustomBlocksCode = require('./codegen/customBlocks')
+const componentNormalizerPath = require.resolve('./runtime/componentNormalizer')
+const { NS } = require('./plugin')
+
+let errorEmitted = false
+
+function loadTemplateCompiler () {
+  try {
+    return require('vue-template-compiler')
+  } catch (e) {
+    throw new Error(
+      `[vue-loader] vue-template-compiler must be installed as a peer dependency, ` +
+      `or a compatible compiler implementation must be passed via options.`
+    )
+  }
+}
+
+module.exports = function (source) {
+  const loaderContext = this
+
+  if (!errorEmitted && !loaderContext['thread-loader'] && !loaderContext[NS]) {
+    loaderContext.emitError(new Error(
+      `vue-loader was used without the corresponding plugin. ` +
+      `Make sure to include VueLoaderPlugin in your webpack config.`
+    ))
+    errorEmitted = true
+  }
+
+  const stringifyRequest = r => loaderUtils.stringifyRequest(loaderContext, r)
+
+  const {
+    target,
+    request,
+    minimize,
+    sourceMap,
+    rootContext,
+    resourcePath,
+    resourceQuery
+  } = loaderContext
+
+  const rawQuery = resourceQuery.slice(1)
+  const inheritQuery = `&${rawQuery}`
+  const incomingQuery = qs.parse(rawQuery)
+  const options = loaderUtils.getOptions(loaderContext) || {}
+
+  const isServer = target === 'node'
+  const isShadow = !!options.shadowMode
+  const isProduction = options.productionMode || minimize || process.env.NODE_ENV === 'production'
+  const filename = path.basename(resourcePath)
+  const context = rootContext || process.cwd()
+  const sourceRoot = path.dirname(path.relative(context, resourcePath))
+
+  const descriptor = parse({
+    source,
+    compiler: options.compiler || loadTemplateCompiler(),
+    filename,
+    sourceRoot,
+    needMap: sourceMap
+  })
+
+  // if the query has a type field, this is a language block request
+  // e.g. foo.vue?type=template&id=xxxxx
+  // and we will return early
+  if (incomingQuery.type) {
+    return selectBlock(
+      descriptor,
+      loaderContext,
+      incomingQuery,
+      !!options.appendExtension
+    )
+  }
+
+  // module id for scoped CSS & hot-reload
+  const rawShortFilePath = path
+    .relative(context, resourcePath)
+    .replace(/^(\.\.[\/\\])+/, '')
+
+  const shortFilePath = rawShortFilePath.replace(/\\/g, '/') + resourceQuery
+
+  const id = hash(
+    isProduction
+      ? (shortFilePath + '\n' + source)
+      : shortFilePath
+  )
+
+  // feature information
+  const hasScoped = descriptor.styles.some(s => s.scoped)
+  const hasFunctional = descriptor.template && descriptor.template.attrs.functional
+  const needsHotReload = (
+    !isServer &&
+    !isProduction &&
+    (descriptor.script || descriptor.template) &&
+    options.hotReload !== false
+  )
+
+  // template
+  let templateImport = `var render, staticRenderFns`
+  let templateRequest
+  if (descriptor.template) {
+    const src = descriptor.template.src || resourcePath
+    const idQuery = `&id=${id}`
+    const scopedQuery = hasScoped ? `&scoped=true` : ``
+    const attrsQuery = attrsToQuery(descriptor.template.attrs)
+    const query = `?vue&type=template${idQuery}${scopedQuery}${attrsQuery}${inheritQuery}`
+    const request = templateRequest = stringifyRequest(src + query)
+    templateImport = `import { render, staticRenderFns } from ${request}`
+  }
+
+  // script
+  let scriptImport = `var script = {}`
+  if (descriptor.script) {
+    const src = descriptor.script.src || resourcePath
+    const attrsQuery = attrsToQuery(descriptor.script.attrs, 'js')
+    const query = `?vue&type=script${attrsQuery}${inheritQuery}`
+    const request = stringifyRequest(src + query)
+    scriptImport = (
+      `import script from ${request}\n` +
+      `export * from ${request}` // support named exports
+    )
+  }
+
+  // styles
+  let stylesCode = ``
+  if (descriptor.styles.length) {
+    stylesCode = genStylesCode(
+      loaderContext,
+      descriptor.styles,
+      id,
+      resourcePath,
+      stringifyRequest,
+      needsHotReload,
+      isServer || isShadow // needs explicit injection?
+    )
+  }
+
+  let code = `
+${templateImport}
+${scriptImport}
+${stylesCode}
+
+/* normalize component */
+import normalizer from ${stringifyRequest(`!${componentNormalizerPath}`)}
+var component = normalizer(
+  script,
+  render,
+  staticRenderFns,
+  ${hasFunctional ? `true` : `false`},
+  ${/injectStyles/.test(stylesCode) ? `injectStyles` : `null`},
+  ${hasScoped ? JSON.stringify(id) : `null`},
+  ${isServer ? JSON.stringify(hash(request)) : `null`}
+  ${isShadow ? `,true` : ``}
+)
+  `.trim() + `\n`
+
+  if (descriptor.customBlocks && descriptor.customBlocks.length) {
+    code += genCustomBlocksCode(
+      descriptor.customBlocks,
+      resourcePath,
+      resourceQuery,
+      stringifyRequest
+    )
+  }
+
+  if (needsHotReload) {
+    code += `\n` + genHotReloadCode(id, hasFunctional, templateRequest)
+  }
+
+  // Expose filename. This is used by the devtools and Vue runtime warnings.
+  code += `\ncomponent.options.__file = ${
+    isProduction
+      // For security reasons, only expose the file's basename in production.
+      ? JSON.stringify(filename)
+      // Expose the file's full path in development, so that it can be opened
+      // from the devtools.
+      : JSON.stringify(rawShortFilePath.replace(/\\/g, '/'))
+  }`
+
+  code += `\nexport default component.exports`
+  // console.log(code)
+  return code
+}
+
+module.exports.VueLoaderPlugin = plugin
diff --git a/node_modules/vue-loader/lib/loaders/pitcher.js b/node_modules/vue-loader/lib/loaders/pitcher.js
new file mode 100644
index 00000000..0bc77046
--- /dev/null
+++ b/node_modules/vue-loader/lib/loaders/pitcher.js
@@ -0,0 +1,144 @@
+const qs = require('querystring')
+const loaderUtils = require('loader-utils')
+const hash = require('hash-sum')
+const selfPath = require.resolve('../index')
+const templateLoaderPath = require.resolve('./templateLoader')
+const stylePostLoaderPath = require.resolve('./stylePostLoader')
+
+const isESLintLoader = l => /(\/|\\|@)eslint-loader/.test(l.path)
+const isNullLoader = l => /(\/|\\|@)null-loader/.test(l.path)
+const isCSSLoader = l => /(\/|\\|@)css-loader/.test(l.path)
+const isPitcher = l => l.path !== __filename
+
+const dedupeESLintLoader = loaders => {
+  const res = []
+  let seen = false
+  loaders.forEach(l => {
+    if (!isESLintLoader(l)) {
+      res.push(l)
+    } else if (!seen) {
+      seen = true
+      res.push(l)
+    }
+  })
+  return res
+}
+
+module.exports = code => code
+
+// This pitching loader is responsible for intercepting all vue block requests
+// and transform it into appropriate requests.
+module.exports.pitch = function (remainingRequest) {
+  const options = loaderUtils.getOptions(this)
+  const { cacheDirectory, cacheIdentifier } = options
+  const query = qs.parse(this.resourceQuery.slice(1))
+
+  let loaders = this.loaders
+
+  // if this is a language block request, eslint-loader may get matched
+  // multiple times
+  if (query.type) {
+    // if this is an inline block, since the whole file itself is being linted,
+    // remove eslint-loader to avoid duplicate linting.
+    if (/\.vue$/.test(this.resourcePath)) {
+      loaders = loaders.filter(l => !isESLintLoader(l))
+    } else {
+      // This is a src import. Just make sure there's not more than 1 instance
+      // of eslint present.
+      loaders = dedupeESLintLoader(loaders)
+    }
+  }
+
+  // remove self
+  loaders = loaders.filter(isPitcher)
+
+  // do not inject if user uses null-loader to void the type (#1239)
+  if (loaders.some(isNullLoader)) {
+    return
+  }
+
+  const genRequest = loaders => {
+    // Important: dedupe since both the original rule
+    // and the cloned rule would match a source import request.
+    // also make sure to dedupe based on loader path.
+    // assumes you'd probably never want to apply the same loader on the same
+    // file twice.
+    // Exception: in Vue CLI we do need two instances of postcss-loader
+    // for user config and inline minification. So we need to dedupe baesd on
+    // path AND query to be safe.
+    const seen = new Map()
+    const loaderStrings = []
+
+    loaders.forEach(loader => {
+      const identifier = typeof loader === 'string'
+        ? loader
+        : (loader.path + loader.query)
+      const request = typeof loader === 'string' ? loader : loader.request
+      if (!seen.has(identifier)) {
+        seen.set(identifier, true)
+        // loader.request contains both the resolved loader path and its options
+        // query (e.g. ??ref-0)
+        loaderStrings.push(request)
+      }
+    })
+
+    return loaderUtils.stringifyRequest(this, '-!' + [
+      ...loaderStrings,
+      this.resourcePath + this.resourceQuery
+    ].join('!'))
+  }
+
+  // Inject style-post-loader before css-loader for scoped CSS and trimming
+  if (query.type === `style`) {
+    const cssLoaderIndex = loaders.findIndex(isCSSLoader)
+    if (cssLoaderIndex > -1) {
+      const afterLoaders = loaders.slice(0, cssLoaderIndex + 1)
+      const beforeLoaders = loaders.slice(cssLoaderIndex + 1)
+      const request = genRequest([
+        ...afterLoaders,
+        stylePostLoaderPath,
+        ...beforeLoaders
+      ])
+      // console.log(request)
+      return `import mod from ${request}; export default mod; export * from ${request}`
+    }
+  }
+
+  // for templates: inject the template compiler & optional cache
+  if (query.type === `template`) {
+    const path = require('path')
+    const cacheLoader = cacheDirectory && cacheIdentifier
+      ? [`cache-loader?${JSON.stringify({
+        // For some reason, webpack fails to generate consistent hash if we
+        // use absolute paths here, even though the path is only used in a
+        // comment. For now we have to ensure cacheDirectory is a relative path.
+        cacheDirectory: path.isAbsolute(cacheDirectory)
+          ? path.relative(process.cwd(), cacheDirectory)
+          : cacheDirectory,
+        cacheIdentifier: hash(cacheIdentifier) + '-vue-loader-template'
+      })}`]
+      : []
+    const request = genRequest([
+      ...cacheLoader,
+      templateLoaderPath + `??vue-loader-options`,
+      ...loaders
+    ])
+    // console.log(request)
+    // the template compiler uses esm exports
+    return `export * from ${request}`
+  }
+
+  // if a custom block has no other matching loader other than vue-loader itself,
+  // we should ignore it
+  if (query.type === `custom` &&
+      loaders.length === 1 &&
+      loaders[0].path === selfPath) {
+    return ``
+  }
+
+  // When the user defines a rule that has only resourceQuery but no test,
+  // both that rule and the cloned rule will match, resulting in duplicated
+  // loaders. Therefore it is necessary to perform a dedupe here.
+  const request = genRequest(loaders)
+  return `import mod from ${request}; export default mod; export * from ${request}`
+}
diff --git a/node_modules/vue-loader/lib/loaders/stylePostLoader.js b/node_modules/vue-loader/lib/loaders/stylePostLoader.js
new file mode 100644
index 00000000..de8d09eb
--- /dev/null
+++ b/node_modules/vue-loader/lib/loaders/stylePostLoader.js
@@ -0,0 +1,23 @@
+const qs = require('querystring')
+const { compileStyle } = require('@vue/component-compiler-utils')
+
+// This is a post loader that handles scoped CSS transforms.
+// Injected right before css-loader by the global pitcher (../pitch.js)
+// for any <style scoped> selection requests initiated from within vue files.
+module.exports = function (source, inMap) {
+  const query = qs.parse(this.resourceQuery.slice(1))
+  const { code, map, errors } = compileStyle({
+    source,
+    filename: this.resourcePath,
+    id: `data-v-${query.id}`,
+    map: inMap,
+    scoped: !!query.scoped,
+    trim: true
+  })
+
+  if (errors.length) {
+    this.callback(errors[0])
+  } else {
+    this.callback(null, code, map)
+  }
+}
diff --git a/node_modules/vue-loader/lib/loaders/templateLoader.js b/node_modules/vue-loader/lib/loaders/templateLoader.js
new file mode 100644
index 00000000..d5b18741
--- /dev/null
+++ b/node_modules/vue-loader/lib/loaders/templateLoader.js
@@ -0,0 +1,71 @@
+const qs = require('querystring')
+const loaderUtils = require('loader-utils')
+const { compileTemplate } = require('@vue/component-compiler-utils')
+
+// Loader that compiles raw template into JavaScript functions.
+// This is injected by the global pitcher (../pitch) for template
+// selection requests initiated from vue files.
+module.exports = function (source) {
+  const loaderContext = this
+  const query = qs.parse(this.resourceQuery.slice(1))
+
+  // although this is not the main vue-loader, we can get access to the same
+  // vue-loader options because we've set an ident in the plugin and used that
+  // ident to create the request for this loader in the pitcher.
+  const options = loaderUtils.getOptions(loaderContext) || {}
+  const { id } = query
+  const isServer = loaderContext.target === 'node'
+  const isProduction = loaderContext.minimize || process.env.NODE_ENV === 'production'
+  const isFunctional = query.functional
+
+  // allow using custom compiler via options
+  const compiler = options.compiler || require('vue-template-compiler')
+  const compilerOptions = Object.assign({}, options.compilerOptions, {
+    scopeId: query.scoped ? `data-v-${id}` : null,
+    comments: query.comments
+  })
+
+  // for vue-component-compiler
+  const finalOptions = {
+    source,
+    filename: this.resourcePath,
+    compiler,
+    compilerOptions,
+    // allow customizing behavior of vue-template-es2015-compiler
+    transpileOptions: options.transpileOptions,
+    transformAssetUrls: options.transformAssetUrls || true,
+    isProduction,
+    isFunctional,
+    optimizeSSR: isServer && options.optimizeSSR !== false
+  }
+
+  const compiled = compileTemplate(finalOptions)
+
+  // tips
+  if (compiled.tips && compiled.tips.length) {
+    compiled.tips.forEach(tip => {
+      loaderContext.emitWarning(tip)
+    })
+  }
+
+  // errors
+  if (compiled.errors && compiled.errors.length) {
+    loaderContext.emitError(
+      `\n  Error compiling template:\n${pad(compiled.source)}\n` +
+        compiled.errors.map(e => `  - ${e}`).join('\n') +
+        '\n'
+    )
+  }
+
+  const { code } = compiled
+
+  // finish with ESM exports
+  return code + `\nexport { render, staticRenderFns }`
+}
+
+function pad (source) {
+  return source
+    .split(/\r?\n/)
+    .map(line => `  ${line}`)
+    .join('\n')
+}
diff --git a/node_modules/vue-loader/lib/plugin.js b/node_modules/vue-loader/lib/plugin.js
new file mode 100644
index 00000000..be2019ee
--- /dev/null
+++ b/node_modules/vue-loader/lib/plugin.js
@@ -0,0 +1,156 @@
+const qs = require('querystring')
+const RuleSet = require('webpack/lib/RuleSet')
+
+const id = 'vue-loader-plugin'
+const NS = 'vue-loader'
+
+class VueLoaderPlugin {
+  apply (compiler) {
+    // add NS marker so that the loader can detect and report missing plugin
+    if (compiler.hooks) {
+      // webpack 4
+      compiler.hooks.compilation.tap(id, compilation => {
+        compilation.hooks.normalModuleLoader.tap(id, loaderContext => {
+          loaderContext[NS] = true
+        })
+      })
+    } else {
+      // webpack < 4
+      compiler.plugin('compilation', compilation => {
+        compilation.plugin('normal-module-loader', loaderContext => {
+          loaderContext[NS] = true
+        })
+      })
+    }
+
+    // use webpack's RuleSet utility to normalize user rules
+    const rawRules = compiler.options.module.rules
+    const { rules } = new RuleSet(rawRules)
+
+    // 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 15 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 => {
+      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.`
+      )
+    }
+
+    // make sure vue-loader options has a known ident so that we can share
+    // options by reference in the template-loader by using a ref query like
+    // template-loader??vue-loader-options
+    const vueLoaderUse = vueUse[vueLoaderUseIndex]
+    vueLoaderUse.ident = 'vue-loader-options'
+    vueLoaderUse.options = vueLoaderUse.options || {}
+
+    // for each user rule (expect 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)
+
+    // global pitcher (responsible for injecting template compiler loader & CSS
+    // post loader)
+    const pitcher = {
+      loader: require.resolve('./loaders/pitcher'),
+      resourceQuery: query => {
+        const parsed = qs.parse(query.slice(1))
+        return parsed.vue != null
+      },
+      options: {
+        cacheDirectory: vueLoaderUse.options.cacheDirectory,
+        cacheIdentifier: vueLoaderUse.options.cacheIdentifier
+      }
+    }
+
+    // replace original rules
+    compiler.options.module.rules = [
+      pitcher,
+      ...clonedRules,
+      ...rules
+    ]
+  }
+}
+
+function createMatcher (fakeFile) {
+  return (rule, i) => {
+    // #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, resourceQuery } = rule
+  // 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({}, rule, {
+    resource: {
+      test: 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}.${parsed.lang}`
+      if (resource && !resource(fakeResourcePath)) {
+        return false
+      }
+      if (resourceQuery && !resourceQuery(query)) {
+        return false
+      }
+      return true
+    }
+  })
+
+  if (rule.oneOf) {
+    res.oneOf = rule.oneOf.map(cloneRule)
+  }
+
+  return res
+}
+
+VueLoaderPlugin.NS = NS
+module.exports = VueLoaderPlugin
diff --git a/node_modules/vue-loader/lib/runtime/componentNormalizer.js b/node_modules/vue-loader/lib/runtime/componentNormalizer.js
new file mode 100644
index 00000000..6e2e9e76
--- /dev/null
+++ b/node_modules/vue-loader/lib/runtime/componentNormalizer.js
@@ -0,0 +1,93 @@
+/* globals __VUE_SSR_CONTEXT__ */
+
+// IMPORTANT: Do NOT use ES2015 features in this file (except for modules).
+// This module is a runtime utility for cleaner component module output and will
+// be included in the final webpack user bundle.
+
+export default function normalizeComponent (
+  scriptExports,
+  render,
+  staticRenderFns,
+  functionalTemplate,
+  injectStyles,
+  scopeId,
+  moduleIdentifier, /* server only */
+  shadowMode /* vue-cli only */
+) {
+  // Vue.extend constructor export interop
+  var options = typeof scriptExports === 'function'
+    ? scriptExports.options
+    : scriptExports
+
+  // render functions
+  if (render) {
+    options.render = render
+    options.staticRenderFns = staticRenderFns
+    options._compiled = true
+  }
+
+  // functional template
+  if (functionalTemplate) {
+    options.functional = true
+  }
+
+  // scopedId
+  if (scopeId) {
+    options._scopeId = 'data-v-' + scopeId
+  }
+
+  var hook
+  if (moduleIdentifier) { // server build
+    hook = function (context) {
+      // 2.3 injection
+      context =
+        context || // cached call
+        (this.$vnode && this.$vnode.ssrContext) || // stateful
+        (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional
+      // 2.2 with runInNewContext: true
+      if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
+        context = __VUE_SSR_CONTEXT__
+      }
+      // inject component styles
+      if (injectStyles) {
+        injectStyles.call(this, context)
+      }
+      // register component module identifier for async chunk inferrence
+      if (context && context._registeredComponents) {
+        context._registeredComponents.add(moduleIdentifier)
+      }
+    }
+    // used by ssr in case component is cached and beforeCreate
+    // never gets called
+    options._ssrRegister = hook
+  } else if (injectStyles) {
+    hook = shadowMode
+      ? function () { injectStyles.call(this, this.$root.$options.shadowRoot) }
+      : injectStyles
+  }
+
+  if (hook) {
+    if (options.functional) {
+      // for template-only hot-reload because in that case the render fn doesn't
+      // go through the normalizer
+      options._injectStyles = hook
+      // register for functioal component in vue file
+      var originalRender = options.render
+      options.render = function renderWithStyleInjection (h, context) {
+        hook.call(context)
+        return originalRender(h, context)
+      }
+    } else {
+      // inject component registration as beforeCreate hook
+      var existing = options.beforeCreate
+      options.beforeCreate = existing
+        ? [].concat(existing, hook)
+        : [hook]
+    }
+  }
+
+  return {
+    exports: scriptExports,
+    options: options
+  }
+}
diff --git a/node_modules/vue-loader/lib/select.js b/node_modules/vue-loader/lib/select.js
new file mode 100644
index 00000000..2546c9ce
--- /dev/null
+++ b/node_modules/vue-loader/lib/select.js
@@ -0,0 +1,57 @@
+module.exports = function selectBlock (
+  descriptor,
+  loaderContext,
+  query,
+  appendExtension
+) {
+  // template
+  if (query.type === `template`) {
+    if (appendExtension) {
+      loaderContext.resourcePath += '.' + (descriptor.template.lang || 'html')
+    }
+    loaderContext.callback(
+      null,
+      descriptor.template.content,
+      descriptor.template.map
+    )
+    return
+  }
+
+  // script
+  if (query.type === `script`) {
+    if (appendExtension) {
+      loaderContext.resourcePath += '.' + (descriptor.script.lang || 'js')
+    }
+    loaderContext.callback(
+      null,
+      descriptor.script.content,
+      descriptor.script.map
+    )
+    return
+  }
+
+  // styles
+  if (query.type === `style` && query.index != null) {
+    const style = descriptor.styles[query.index]
+    if (appendExtension) {
+      loaderContext.resourcePath += '.' + (style.lang || 'css')
+    }
+    loaderContext.callback(
+      null,
+      style.content,
+      style.map
+    )
+    return
+  }
+
+  // custom
+  if (query.type === 'custom' && query.index != null) {
+    const block = descriptor.customBlocks[query.index]
+    loaderContext.callback(
+      null,
+      block.content,
+      block.map
+    )
+    return
+  }
+}