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Fix markdown preview $$ support (#31514)

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close #31481

currently `$$A + B$$ test` will ignore text after $$ block

test text

![圖片](https://github.com/go-gitea/gitea/assets/30816317/39b2974b-c0b6-48a0-87d0-5f4a13615eed)

before fix

![圖片](https://github.com/go-gitea/gitea/assets/30816317/15469e4c-474d-4128-b46f-d6cadaafbd68)

after fix

![圖片](https://github.com/go-gitea/gitea/assets/30816317/c1025eef-177f-4ade-988f-510e7039f3f9)

github display

![圖片](https://github.com/go-gitea/gitea/assets/30816317/97cd1e10-ac94-4899-86d8-8e359ef1d694)
This commit is contained in:
charles
2024-06-30 07:23:47 +08:00
committed by GitHub
parent 91745ae46f
commit f0033051d5
6 changed files with 79 additions and 6 deletions
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6
modules/markup/markdown/math/block_parser.go
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@ -53,6 +53,12 @@ func (b *blockParser) Open(parent ast.Node, reader text.Reader, pc parser.Contex
}
idx := bytes.Index(line[pos+2:], endBytes)
if idx >= 0 {
// for case $$ ... $$ any other text
for i := pos + idx + 4; i < len(line); i++ {
if line[i] != ' ' && line[i] != '\n' {
return nil, parser.NoChildren
}
}
segment.Stop = segment.Start + idx + 2
reader.Advance(segment.Len() - 1)
segment.Start += 2