Merge pull request #328 from satrong/fix-hljs

fix: hljs fallback to plaintext if lang not support

composables/markdown.ts

@@ -2,18 +2,22 @@ import MarkdownIt from "markdown-it"
 import MarkdownItAbbr from "markdown-it-abbr"
 import MarkdownItAnchor from "markdown-it-anchor"
 import MarkdownItFootnote from "markdown-it-footnote"
-import MarkdownItHighlightjs from "markdown-it-highlightjs"
 import MarkdownItSub from "markdown-it-sub"
 import MarkdownItSup from "markdown-it-sup"
 import MarkdownItTasklists from "markdown-it-task-lists"
 import MarkdownItTOC from "markdown-it-toc-done-right"
+import hljs from "highlight.js"
 
 export function useMarkdown() {
-  return new MarkdownIt()
+  return new MarkdownIt({
+    highlight(str, lang) {
+      lang = hljs.getLanguage(lang) ? lang : 'plaintext'
+      return hljs.highlight(str, { language: lang, ignoreIllegals: true }).value
+    },
+  })
     .use(MarkdownItAbbr)
     .use(MarkdownItAnchor)
     .use(MarkdownItFootnote)
-    .use(MarkdownItHighlightjs)
     .use(MarkdownItSub)
     .use(MarkdownItSup)
     .use(MarkdownItTasklists)

package.json

@@ -62,7 +62,6 @@
     "markdown-it-abbr": "^2.0.0",
     "markdown-it-anchor": "^8.6.7",
     "markdown-it-footnote": "^4.0.0",
-    "markdown-it-highlightjs": "^4.0.1",
     "markdown-it-sub": "^2.0.0",
     "markdown-it-sup": "^2.0.0",
     "markdown-it-task-lists": "^2.1.1",