Fix markdown math brackets render problem (#31420)

Close #31371, support `($ ... $)` like GitHub

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
pull/27044/merge
charles 2024-06-20 10:12:54 +08:00 committed by GitHub
parent 1c15452687
commit 90a3c20e79
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
2 changed files with 9 additions and 1 deletions

View File

@ -551,6 +551,10 @@ func TestMathBlock(t *testing.T) {
"$$a$$",
`<pre class="code-block is-loading"><code class="chroma language-math display">a</code></pre>` + nl,
},
{
"$a$ ($b$) [$c$] {$d$}",
`<p><code class="language-math is-loading">a</code> (<code class="language-math is-loading">b</code>) [$c$] {$d$}</p>` + nl,
},
}
for _, test := range testcases {

View File

@ -45,6 +45,10 @@ func isPunctuation(b byte) bool {
return b == '.' || b == '!' || b == '?' || b == ',' || b == ';' || b == ':'
}
func isBracket(b byte) bool {
return b == ')'
}
func isAlphanumeric(b byte) bool {
return (b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || (b >= '0' && b <= '9')
}
@ -84,7 +88,7 @@ func (parser *inlineParser) Parse(parent ast.Node, block text.Reader, pc parser.
break
}
suceedingCharacter := line[pos]
if !isPunctuation(suceedingCharacter) && !(suceedingCharacter == ' ') {
if !isPunctuation(suceedingCharacter) && !(suceedingCharacter == ' ') && !isBracket(suceedingCharacter) {
return nil
}
if line[ender-1] != '\\' {