const vueCompiler = require('vue-template-compiler')
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const compileTemplate = require('./template-compiler')
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const generateSourceMap = require('./generate-source-map')
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const addTemplateMapping = require('./add-template-mapping')
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const compileBabel = require('./compilers/babel-compiler')
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const compileTypescript = require('./compilers/typescript-compiler')
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const compileCoffeeScript = require('./compilers/coffee-compiler')
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const processStyle = require('./process-style')
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const getVueJestConfig = require('./get-vue-jest-config')
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const fs = require('fs')
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const path = require('path')
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const join = path.join
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const logger = require('./logger')
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const convertSourceMap = require('convert-source-map')
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const splitRE = /\r?\n/g
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function processScript (scriptPart, vueJestConfig, filePath) {
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if (!scriptPart) {
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return { code: '' }
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}
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if (/^typescript|tsx?$/.test(scriptPart.lang)) {
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return compileTypescript(scriptPart.content, vueJestConfig, filePath)
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}
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if (scriptPart.lang === 'coffee' || scriptPart.lang === 'coffeescript') {
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return compileCoffeeScript(scriptPart.content, vueJestConfig, filePath)
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}
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return compileBabel(scriptPart.content, undefined, undefined, vueJestConfig, filePath)
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}
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module.exports = function (src, filePath, jestConfig) {
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const vueJestConfig = getVueJestConfig(jestConfig)
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var parts = vueCompiler.parseComponent(src, { pad: true })
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if (parts.script && parts.script.src) {
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parts.script.content = fs.readFileSync(join(filePath, '..', parts.script.src), 'utf8')
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}
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const result = processScript(parts.script, vueJestConfig, filePath)
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const script = result.code
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const inputMap = result.sourceMap
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let scriptSrc = src
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if (parts.script && parts.script.src) {
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scriptSrc = parts.script.content
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}
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const map = generateSourceMap(script, '', filePath, scriptSrc, inputMap)
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let output = ';(function(){\n' + script + '\n})()\n' +
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'var defaultExport = (module.exports.__esModule) ? module.exports.default : module.exports;' +
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'var __vue__options__ = (typeof defaultExport === "function"' +
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'? defaultExport.options' +
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': defaultExport)\n'
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if (parts.template) {
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parts.template.filename = filePath
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if (parts.template.src) {
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parts.template.filename = join(filePath, '..', parts.template.src)
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parts.template.content = fs.readFileSync(parts.template.filename, 'utf8')
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}
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const renderFunctions = compileTemplate(parts.template, vueJestConfig)
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output += '__vue__options__.render = ' + renderFunctions.render + '\n' +
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'__vue__options__.staticRenderFns = ' + renderFunctions.staticRenderFns + '\n'
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if (parts.template.attrs.functional) {
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output += '__vue__options__.functional = true\n'
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output += '__vue__options__._compiled = true\n'
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}
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if (map) {
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const beforeLines = output.split(splitRE).length
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addTemplateMapping(script, parts, output, map, beforeLines)
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}
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}
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if (Array.isArray(parts.styles) && parts.styles.length > 0) {
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if ((parts.styles.some(ast => /^less/.test(ast.lang))) && logger.shouldLogStyleWarn) {
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!vueJestConfig.hideStyleWarn && logger.warn('Less are not currently compiled by vue-jest')
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logger.shouldLogStyleWarn = false
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}
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const styleStr = parts.styles
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.filter(ast => ast.module)
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.map(ast => {
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const styleObj = (/^less/.test(ast.lang))
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? {}
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: processStyle(ast, filePath, jestConfig)
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const moduleName = ast.module === true ? '$style' : ast.module
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return `
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if(!this['${moduleName}']) {
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this['${moduleName}'] = {};
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}
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this['${moduleName}'] = Object.assign(this['${moduleName}'], ${JSON.stringify(styleObj)});
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`
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})
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.filter(_ => _)
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.join('')
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if (styleStr.length !== 0) {
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if (parts.template && parts.template.attrs.functional) {
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output += `
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;(function() {
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var originalRender = __vue__options__.render
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var styleFn = function () { ${styleStr} }
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__vue__options__.render = function renderWithStyleInjection (h, context) {
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styleFn.call(context)
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return originalRender(h, context)
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}
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})()
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`
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} else {
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output += `
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;(function() {
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var beforeCreate = __vue__options__.beforeCreate
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var styleFn = function () { ${styleStr} }
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__vue__options__.beforeCreate = beforeCreate ? [].concat(beforeCreate, styleFn) : [styleFn]
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})()
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`
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}
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}
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}
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if (map) {
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output += '\n' + convertSourceMap.fromJSON(map.toString()).toComment()
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}
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return { code: output }
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}
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