0
Files
src/tools/md_browser/gitiles_autolink.py
Peter Kasting 3f58d92bdc Update md_browser to work with python-markdown v3.
Perhaps no one has tried to use this tool in a long time? In any case,
it wasn't working for me locally on Windows; this fixes it.

Bug: none
Change-Id: Iee762a62e7c1e4998c3dcc0fd6ca7d20ede664f5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4114622
Auto-Submit: Peter Kasting <pkasting@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@google.com>
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1084509}
2022-12-16 21:07:11 +00:00

36 lines
1.3 KiB
Python

# Copyright 2017 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Implements Gitiles' simpler auto linking.
This extention auto links basic URLs that aren't bracketed by <...>.
https://gerrit.googlesource.com/gitiles/+/master/java/com/google/gitiles/Linkifier.java
"""
from markdown.inlinepatterns import (AutolinkInlineProcessor, Pattern)
from markdown.extensions import Extension
# Best effort attempt to match URLs without matching past the end of the URL.
# The first "[]" is copied from Linkifier.java (safe, reserved, and unsafe
# characters). The second "[]" is similar to the first, but with English
# punctuation removed, since the gitiles parser treats these as punction in the
# sentence, rather than the final character of the URL.
AUTOLINK_RE = (r'(https?://[a-zA-Z0-9$_.+!*\',%;:@=?#/~<>-]+'
r'[a-zA-Z0-9$_+*\'%@=#/~<-])')
class _GitilesSmartQuotesExtension(Extension):
"""Add Gitiles' simpler linkifier to Markdown, with a priority just higher
than that of the builtin ''autolink''."""
def extendMarkdown(self, md):
md.inlinePatterns.register(AutolinkInlineProcessor(AUTOLINK_RE, md),
'gitilesautolink', 122)
def makeExtension(*args, **kwargs):
return _GitilesSmartQuotesExtension(*args, **kwargs)