chore: temporarily make it work

lib/highlight.js

@@ -1,8 +1,6 @@
-const escapeHtml = require('escape-html')
-// import escapeHtml from 'escape-html'
-// const prism = require('prismjs')
-// const loadLanguages = require('prismjs/components/index')
-// const { logger, chalk, escapeHtml } = require('@vuepress/shared-utils')
+import escapeHtml from 'escape-html'
+import prism from 'prismjs'
+// import loadLanguages from 'prismjs/components/index.js'
 
 // required to make embedded highlighting work...
 // loadLanguages(['markup', 'css', 'javascript'])
@@ -14,36 +12,34 @@ function wrap (code, lang) {
   return `<pre v-pre class="language-${lang}"><code>${code}</code></pre>`
 }
 
-module.exports = wrap
-
-// function highlightCode (str, lang) {
-//   if (!lang) {
-//     return wrap(str, 'text')
-//   }
-//   lang = lang.toLowerCase()
-//   const rawLang = lang
-//   if (lang === 'vue' || lang === 'html') {
-//     lang = 'markup'
-//   }
-//   if (lang === 'md') {
-//     lang = 'markdown'
-//   }
-//   if (lang === 'ts') {
-//     lang = 'typescript'
-//   }
-//   if (lang === 'py') {
-//     lang = 'python'
-//   }
-//   if (!prism.languages[lang]) {
-//     try {
-//       // loadLanguages([lang])
-//     } catch (e) {
-//       console.warn(`[vuepress] Syntax highlight for language "${lang}" is not supported.`)
-//     }
-//   }
-//   if (prism.languages[lang]) {
-//     const code = prism.highlight(str, prism.languages[lang], lang)
-//     return wrap(code, rawLang)
-//   }
-//   return wrap(str, 'text')
-// }
+export default function highlightCode (str, lang) {
+  if (!lang) {
+    return wrap(str, 'text')
+  }
+  lang = lang.toLowerCase()
+  const rawLang = lang
+  if (lang === 'vue' || lang === 'html') {
+    lang = 'markup'
+  }
+  if (lang === 'md') {
+    lang = 'markdown'
+  }
+  if (lang === 'ts') {
+    lang = 'typescript'
+  }
+  if (lang === 'py') {
+    lang = 'python'
+  }
+  if (!prism.languages[lang]) {
+    try {
+      // loadLanguages([lang])
+    } catch (e) {
+      console.warn(`[vuepress] Syntax highlight for language "${lang}" is not supported.`)
+    }
+  }
+  if (prism.languages[lang]) {
+    const code = prism.highlight(str, prism.languages[lang], lang)
+    return wrap(code, rawLang)
+  }
+  return wrap(str, 'text')
+}

package.json

@@ -36,7 +36,7 @@
     "vue": "^2.5.17",
     "vue-jest": "^3.0.0",
     "vue-template-compiler": "^2.5.17",
-    "vuepress": "^1.0.0-alpha.13"
+    "vuepress": "^1.0.0-alpha.16"
   },
   "repository": {
     "type": "git",