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294 lines
8.7 KiB
294 lines
8.7 KiB
3 years ago
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const path = require('path')
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const hash = require('hash-sum')
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const parser = require('@babel/parser')
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const {
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parseComponent,
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compile,
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compileToFunctions,
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ssrCompile,
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ssrCompileToFunctions
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} = require('@dcloudio/vue-cli-plugin-uni/packages/vue-template-compiler')
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const traverseScript = require('./script/traverse')
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const generateScript = require('./script/generate')
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const traverseTemplate = require('./template/traverse')
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const generateTemplate = require('./template/generate')
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const compilerModule = require('./module')
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const compilerAlipayModule = require('./module-alipay')
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const compilerToutiaoModule = require('./module-toutiao')
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const generateCodeFrame = require('./codeframe')
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const {
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isComponent,
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isUnaryTag
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} = require('./util')
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const {
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module: autoComponentsModule,
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compileTemplate
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} = require('./auto-components')
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const isWin = /^win/.test(process.platform)
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const normalizePath = path => (isWin ? path.replace(/\\/g, '/') : path)
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module.exports = {
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compile (source, options = {}) {
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if ( // 启用摇树优化后,需要过滤内置组件
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!options.autoComponentResourcePath ||
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options.autoComponentResourcePath.indexOf('@dcloudio/uni-h5/src') === -1
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) {
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(options.modules || (options.modules = [])).push(autoComponentsModule)
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}
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if (!options.modules) {
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options.modules = []
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}
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// transformAssetUrls
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options.modules.push(require('./asset-url'))
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options.modules.push(require('./bool-attr'))
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options.isUnaryTag = isUnaryTag
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// 将 autoComponents 挂在 isUnaryTag 上边
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options.isUnaryTag.autoComponents = new Set()
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options.preserveWhitespace = false
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if (options.service) {
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options.modules.push(require('./app/service'))
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options.optimize = false // 启用 staticRenderFns
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// domProps => attrs
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options.mustUseProp = () => false
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options.isReservedTag = (tagName) => !isComponent(tagName) // 非组件均为内置
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options.getTagNamespace = () => false
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try {
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return compileTemplate(source, options, compile)
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} catch (e) {
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console.error(source)
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throw e
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}
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} else if (options.view) {
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options.modules.push(require('./app/view'))
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options.optimize = false // 暂不启用 staticRenderFns
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options.isUnaryTag = isUnaryTag
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options.isReservedTag = (tagName) => false // 均为组件
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try {
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return compileTemplate(source, options, compile)
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} catch (e) {
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console.error(source)
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throw e
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}
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} else if (options['quickapp-native']) {
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// 后续改版，应统一由具体包实现
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options.modules.push(require('@dcloudio/uni-quickapp-native/lib/compiler-module'))
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}
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if (!options.mp) { // h5,quickapp-native
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return compileTemplate(source, options, compile)
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}
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options.modules.push(compilerModule)
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if (options.mp.platform === 'mp-alipay') {
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options.modules.push(compilerAlipayModule)
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} else if (options.mp.platform === 'mp-toutiao') {
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options.modules.push(compilerToutiaoModule)
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}
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const res = compileTemplate(source, Object.assign(options, {
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optimize: false
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}), compile)
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options.mp.platform = require('./mp')(options.mp.platform)
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options.mp.scopeId = options.scopeId
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options.mp.resourcePath = options.resourcePath
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if (options.resourcePath) {
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options.mp.hashId = hash(options.resourcePath)
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} else {
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options.mp.hashId = ''
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}
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options.mp.globalUsingComponents = options.globalUsingComponents || Object.create(null)
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options.mp.filterModules = Object.keys(options.filterModules || {})
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// (可用的原生微信小程序组件，global+scoped)
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options.mp.wxComponents = options.wxComponents || Object.create(null)
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const state = {
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ast: {},
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script: '',
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template: '',
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errors: new Set(),
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tips: new Set(),
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options: options.mp
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}
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// console.log(`function render(){${res.render}}`)
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const ast = parser.parse(`function render(){${res.render}}`)
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let template = ''
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try {
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res.render = generateScript(traverseScript(ast, state), state)
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template = generateTemplate(traverseTemplate(ast, state), state)
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} catch (e) {
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console.error(e)
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throw new Error('Compile failed at ' + options.resourcePath.replace(
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path.extname(options.resourcePath),
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'.vue'
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))
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}
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res.specialMethods = state.options.specialMethods || new Set()
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delete state.options.specialMethods
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res.files = state.files || {}
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delete state.files
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// resolve scoped slots
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res.generic = state.generic || []
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delete state.generic
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// define scoped slots
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res.componentGenerics = state.componentGenerics || {}
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delete state.componentGenerics
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state.errors.forEach(msg => {
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res.errors.push({
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msg
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})
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})
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const resourcePath = options.resourcePath.replace(path.extname(options.resourcePath), '')
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state.tips.forEach(msg => {
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console.log(`提示：${msg}
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at ${resourcePath}.vue:1`)
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})
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/**
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* TODO
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* 方案0.最佳方案是在 loader 中直接 emitFile，但目前 vue template-loader 不好介入,自定义的 compiler 结果又无法顺利返回给 loader
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* 方案1.通过 loader 传递 emitFile 来提交生成 wxml,需要一个 template loader 来给自定义 compier 增加 emitFile
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* 方案2.缓存 wxml 内容，由 plugin 生成 assets 来提交生成 wxml
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* ...暂时使用方案1
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*/
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if (options.emitFile) {
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// cache
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if (process.env.UNI_USING_CACHE) {
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const oldEmitFile = options.emitFile
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process.UNI_CACHE_TEMPLATES = {}
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options.emitFile = function emitFile (name, content) {
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const absolutePath = path.resolve(process.env.UNI_OUTPUT_DIR, name)
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process.UNI_CACHE_TEMPLATES[absolutePath] = content
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oldEmitFile(name, content)
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}
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}
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if (options.updateSpecialMethods) {
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options.updateSpecialMethods(resourcePath, [...res.specialMethods])
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}
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const filterTemplate = []
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options.mp.filterModules.forEach(name => {
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const filterModule = options.filterModules[name]
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if (filterModule.type !== 'renderjs' && filterModule.attrs.lang !== 'renderjs') {
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if (
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filterModule.attrs &&
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filterModule.attrs.src &&
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filterModule.attrs.src.indexOf('@/') === 0
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) {
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const src = filterModule.attrs.src
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filterModule.attrs.src = normalizePath(path.relative(
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path.dirname(resourcePath), src.replace('@/', '')
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))
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}
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filterTemplate.push(
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options.mp.platform.createFilterTag(
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options.filterTagName,
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filterModule
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)
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)
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}
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})
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if (filterTemplate.length) {
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template = filterTemplate.join('\n') + '\n' + template
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}
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if (
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process.UNI_ENTRY[resourcePath] &&
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process.env.UNI_PLATFORM !== 'app-plus' &&
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process.env.UNI_PLATFORM !== 'h5'
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) {
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// 检查是否启用 shadow
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let colorType = false
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const pageJsonStr = options.getJsonFile(resourcePath)
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if (pageJsonStr) {
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try {
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const windowJson = JSON.parse(pageJsonStr)
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if (process.env.UNI_PLATFORM === 'mp-alipay') {
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colorType = windowJson.allowsBounceVertical === 'NO' &&
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windowJson.navigationBarShadow &&
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windowJson.navigationBarShadow.colorType
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} else {
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colorType = windowJson.disableScroll &&
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windowJson.navigationBarShadow &&
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windowJson.navigationBarShadow.colorType
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}
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} catch (e) {}
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}
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if (colorType) {
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template = options.getShadowTemplate(colorType) + template
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}
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}
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options.emitFile(options.resourcePath, template)
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if (res.files) {
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Object.keys(res.files).forEach(name => {
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options.emitFile(name, res.files[name])
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})
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}
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if (state.options.usingGlobalComponents) {
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options.updateUsingGlobalComponents(
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resourcePath,
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state.options.usingGlobalComponents
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)
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}
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if (
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res.generic &&
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res.generic.length &&
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options.updateGenericComponents
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) {
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options.updateGenericComponents(
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resourcePath,
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res.generic
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)
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}
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if (
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res.componentGenerics &&
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Object.keys(res.componentGenerics).length &&
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options.updateComponentGenerics
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) {
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options.updateComponentGenerics(
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resourcePath,
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res.componentGenerics
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)
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}
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} else {
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res.template = template
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}
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return res
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},
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parseComponent,
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compileToFunctions,
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ssrCompile,
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ssrCompileToFunctions,
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generateCodeFrame
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}
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