You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
import re
|
|
import string
|
|
from typing import TYPE_CHECKING, Match
|
|
|
|
if TYPE_CHECKING:
|
|
from ..block_parser import BlockParser
|
|
from ..core import BlockState, InlineState
|
|
from ..inline_parser import InlineParser
|
|
from ..markdown import Markdown
|
|
|
|
# because mismatch is too slow, add parsers for paragraph and text
|
|
|
|
HARD_LINEBREAK_RE = re.compile(r" *\n\s*")
|
|
PARAGRAPH = (
|
|
# start with none punctuation, not number, not whitespace
|
|
r"(?:^[^\s\d" + re.escape(string.punctuation) + r"][^\n]*\n)+"
|
|
)
|
|
|
|
__all__ = ["speedup"]
|
|
|
|
|
|
def parse_text(inline: "InlineParser", m: Match[str], state: "InlineState") -> int:
|
|
text = m.group(0)
|
|
text = HARD_LINEBREAK_RE.sub("\n", text)
|
|
inline.process_text(text, state)
|
|
return m.end()
|
|
|
|
|
|
def parse_paragraph(block: "BlockParser", m: Match[str], state: "BlockState") -> int:
|
|
text = m.group(0)
|
|
state.add_paragraph(text)
|
|
return m.end()
|
|
|
|
|
|
def speedup(md: "Markdown") -> None:
|
|
"""Increase the speed of parsing paragraph and inline text."""
|
|
md.block.register("paragraph", PARAGRAPH, parse_paragraph)
|
|
|
|
punc = r"\\><!\[_*`~\^\$="
|
|
text_pattern = r"[\s\S]+?(?=[" + punc + r"]|"
|
|
if "url_link" in md.inline.rules:
|
|
text_pattern += "https?:|"
|
|
|
|
if md.inline.hard_wrap:
|
|
text_pattern += r" *\n|"
|
|
else:
|
|
text_pattern += r" {2,}\n|"
|
|
|
|
text_pattern += r"$)"
|
|
md.inline.register("text", text_pattern, parse_text)
|