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Fix crash on unknown code language

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rubenwardy
2025-06-04 18:13:59 +01:00
parent c931c78b6a
commit 2ddcbfb5ab
1 changed files with 4 additions and 2 deletions
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6
app/markdown/__init__.py
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@@ -24,6 +24,7 @@ from markdown_it.token import Token
from markdown_it.presets import gfm_like from markdown_it.presets import gfm_like
from pygments import highlight from pygments import highlight
from pygments.lexers import get_lexer_by_name from pygments.lexers import get_lexer_by_name
from pygments.util import ClassNotFound
from pygments.formatters.html import HtmlFormatter from pygments.formatters.html import HtmlFormatter
from .cleaner import clean_html from .cleaner import clean_html
@@ -31,10 +32,11 @@ from .mention import init_mention
def highlight_code(code, name, attrs): def highlight_code(code, name, attrs):
if name == "": try:
lexer = get_lexer_by_name(name)
except ClassNotFound:
return None return None
lexer = get_lexer_by_name(name)
formatter = HtmlFormatter() formatter = HtmlFormatter()
return highlight(code, lexer, formatter) return highlight(code, lexer, formatter)