8/4/26 21:23

parser.go

@@ -0,0 +1,59 @@
+package main
+
+// #include <stdlib.h>
+import "C"
+
+import (
+	"bytes"
+	"fmt"
+	"unsafe"
+
+	chromahtml "github.com/alecthomas/chroma/v2/formatters/html"
+	"github.com/yuin/goldmark"
+	highlighting "github.com/yuin/goldmark-highlighting/v2"
+	"github.com/yuin/goldmark/util"
+)
+
+var md = goldmark.New(
+	goldmark.WithExtensions(
+		highlighting.NewHighlighting(
+			highlighting.WithStyle("github-dark"),
+			highlighting.WithWrapperRenderer(func(w util.BufWriter, context highlighting.CodeBlockContext, entering bool) {
+				lang, _ := context.Language()
+
+				if entering {
+					if lang == nil {
+						w.WriteString(`<div><pre class="aero"><code>`)
+						return
+					}
+
+					w.WriteString(fmt.Sprintf(`<div class="code-block"><p class="code-block-header"><span class="language-name">%s</span></p><pre class="aero"><code>`, lang))
+				} else {
+					w.WriteString(`</code></pre></div>`)
+				}
+			}),
+			highlighting.WithFormatOptions(
+				chromahtml.PreventSurroundingPre(true),
+			),
+		),
+	),
+)
+
+//export MarkdownToHTML
+func MarkdownToHTML(source *C.char) *C.char {
+	src := C.GoString(source)
+
+	var buf bytes.Buffer
+	if err := md.Convert([]byte(src), &buf); err != nil {
+		return C.CString("")
+	}
+
+	return C.CString(buf.String())
+}
+
+//export FreeString
+func FreeString(s *C.char) {
+	C.free(unsafe.Pointer(s))
+}
+
+func main() {} // required, unused