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Add syntax highlighting

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This commit is contained in:
Daniil Gentili 2022-01-06 17:42:05 +01:00
parent 4c9bf95126
commit ba29d94709
Signed by: danog
GPG Key ID: 8C1BE3B34B230CA7
1 changed files with 6 additions and 1 deletions
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7
html.go
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@ -420,6 +420,9 @@ var (
aTag = []byte("<a") aTag = []byte("<a")
aCloseTag = []byte("</a>") aCloseTag = []byte("</a>")
preTag = []byte("<pre>") preTag = []byte("<pre>")
preHighlightTag = []byte(`<pre class="highlight">`)
divHighlightTag = []byte(`<div class="highlight">`)
divCloseTag = []byte("</div>")
preCloseTag = []byte("</pre>") preCloseTag = []byte("</pre>")
codeTag = []byte("<code>") codeTag = []byte("<code>")
codeCloseTag = []byte("</code>") codeCloseTag = []byte("</code>")
@ -763,11 +766,13 @@ func (r *HTMLRenderer) RenderNode(w io.Writer, node *Node, entering bool) WalkSt
case CodeBlock: case CodeBlock:
attrs = appendLanguageAttr(attrs, node.Info) attrs = appendLanguageAttr(attrs, node.Info)
r.cr(w) r.cr(w)
r.out(w, preTag) r.out(w, divHighlightTag)
r.out(w, preHighlightTag)
r.tag(w, codeTag[:len(codeTag)-1], attrs) r.tag(w, codeTag[:len(codeTag)-1], attrs)
escapeAllHTML(w, node.Literal) escapeAllHTML(w, node.Literal)
r.out(w, codeCloseTag) r.out(w, codeCloseTag)
r.out(w, preCloseTag) r.out(w, preCloseTag)
r.out(w, divCloseTag)
if node.Parent.Type != Item { if node.Parent.Type != Item {
r.cr(w) r.cr(w)
} }