Newton_Editor/plugins/markdown_preview/markdown/extensions/nl2br.py

42 lines
1.1 KiB
Python
Raw Normal View History

# `NL2BR` Extension
# ===============
# A Python-Markdown extension to treat newlines as hard breaks; like
# GitHub-flavored Markdown does.
# See https://Python-Markdown.github.io/extensions/nl2br
# for documentation.
# Original code Copyright 2011 [Brian Neal](https://deathofagremmie.com/)
# All changes Copyright 2011-2014 The Python Markdown Project
# License: [BSD](https://opensource.org/licenses/bsd-license.php)
"""
A Python-Markdown extension to treat newlines as hard breaks; like
GitHub-flavored Markdown does.
See the [documentation](https://Python-Markdown.github.io/extensions/nl2br)
for details.
"""
from __future__ import annotations
from . import Extension
from ..inlinepatterns import SubstituteTagInlineProcessor
BR_RE = r'\n'
class Nl2BrExtension(Extension):
def extendMarkdown(self, md):
""" Add a `SubstituteTagInlineProcessor` to Markdown. """
br_tag = SubstituteTagInlineProcessor(BR_RE, 'br')
md.inlinePatterns.register(br_tag, 'nl', 5)
def makeExtension(**kwargs): # pragma: no cover
return Nl2BrExtension(**kwargs)