34 lines
965 B
Python
34 lines
965 B
Python
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"""
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Sane headers.
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Allow for a header implementation that requires `#` headers to have a space
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after the `#` portion. This allows for things like Magiclink issues to work
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at the beginning of lines, and potentially other things like tag extensions
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etc.
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"""
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import re
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from markdown import Extension
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from markdown.blockprocessors import HashHeaderProcessor
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class SaneHeadersProcessor(HashHeaderProcessor):
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"""Process hash headers syntax."""
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RE = re.compile(r'(?:^|\n)(?P<level>#{1,6})(?=[ ])(?P<header>(?:\\.|[^\\])*?)#*(?:\n|$)')
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class SaneHeadersExtension(Extension):
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"""Adds the sane headers extension."""
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def extendMarkdown(self, md):
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"""Extend the inline and block processor objects."""
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md.parser.blockprocessors.register(SaneHeadersProcessor(md.parser), 'hashheader', 70)
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md.registerExtension(self)
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def makeExtension(*args, **kwargs):
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"""Return extension."""
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return SaneHeadersExtension(*args, **kwargs)
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