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33 lines
1015 B
Go
33 lines
1015 B
Go
// Copyright 2026 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package markdown
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import (
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"github.com/yuin/goldmark/ast"
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"github.com/yuin/goldmark/text"
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)
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func (g *ASTTransformer) transformFencedCodeblock(v *ast.FencedCodeBlock, reader text.Reader) {
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// * Some engines support a meta syntax for appending the filename after the language, separated by a colon
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// * https://www.glukhov.org/documentation-tools/markdown/markdown-codeblocks/
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// * Some engines support additional "options" after the language, separated by a space or comma: ```rust,ignore```
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// * https://docs.readme.com/rdmd/docs/code-blocks
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// * https://next-book.vercel.app/reference/fencedcode
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if v.Info == nil {
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return
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}
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info := v.Info.Segment.Value(reader.Source())
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newEnd := -1
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for i, b := range info {
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if b == ' ' || b == ',' || b == ':' {
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newEnd = i
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break
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}
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}
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if newEnd != -1 {
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start := v.Info.Segment.Start
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v.Info = ast.NewTextSegment(text.NewSegment(start, start+newEnd))
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}
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}
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