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87 lines
2.3 KiB
JavaScript
87 lines
2.3 KiB
JavaScript
/* eslint-disable @typescript-eslint/no-var-requires */
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const { compileTemplate, TemplateCompiler } = require('@vue/compiler-sfc')
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function stripScript(content) {
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const result = content.match(/<(script)>([\s\S]+)<\/\1>/)
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return result && result[2] ? result[2].trim() : ''
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}
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function stripStyle(content) {
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const result = content.match(/<(style)\s*>([\s\S]+)<\/\1>/)
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return result && result[2] ? result[2].trim() : ''
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}
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// 编写例子时不一定有 template。所以采取的方案是剔除其他的内容
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function stripTemplate(content) {
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content = content.trim()
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if (!content) {
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return content
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}
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return content.replace(/<(script|style)[\s\S]+<\/\1>/g, '').trim()
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}
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function pad(source) {
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return source
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.split(/\r?\n/)
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.map(line => ` ${line}`)
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.join('\n')
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}
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const templateReplaceRegex = /<template>([\s\S]+)<\/template>/g
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function genInlineComponentText(template, script) {
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// https://github.com/vuejs/vue-loader/blob/423b8341ab368c2117931e909e2da9af74503635/lib/loaders/templateLoader.js#L46
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let source = template
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if (templateReplaceRegex.test(source)) {
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source = source.replace(templateReplaceRegex, '$1')
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}
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const finalOptions = {
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source: `<div>${source}</div>`,
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filename: 'inline-component', // TODO：这里有待调整
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compiler: TemplateCompiler,
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compilerOptions: {
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mode: 'function',
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},
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}
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const compiled = compileTemplate(finalOptions)
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// tips
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if (compiled.tips && compiled.tips.length) {
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compiled.tips.forEach(tip => {
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console.warn(tip)
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})
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}
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// errors
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if (compiled.errors && compiled.errors.length) {
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console.error(
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`\n Error compiling template:\n${pad(compiled.source)}\n` +
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compiled.errors.map(e => ` - ${e}`).join('\n') +
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'\n',
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)
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}
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let demoComponentContent = `
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${(compiled.code).replace('return function render','function render')}
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`
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// todo: 这里采用了硬编码有待改进
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script = script.trim()
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if (script) {
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script = script.replace(/export\s+default/, 'const democomponentExport =')
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} else {
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script = 'const democomponentExport = {}'
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}
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demoComponentContent = `(function() {
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${demoComponentContent}
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${script}
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return {
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render,
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...democomponentExport
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}
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})()`
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return demoComponentContent
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}
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module.exports = {
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stripScript,
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stripStyle,
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stripTemplate,
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genInlineComponentText,
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}
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