forked from openkylin/myst-parser
43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
import argparse
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import sys
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from markdown_it.renderer import RendererHTML
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from myst_parser.config.main import MdParserConfig
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from myst_parser.parsers.mdit import create_md_parser
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def print_anchors(args=None):
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""" """
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arg_parser = argparse.ArgumentParser()
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arg_parser.add_argument(
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"input",
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nargs="?",
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type=argparse.FileType("r", encoding="utf8"),
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default=sys.stdin,
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help="Input file (default stdin)",
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)
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arg_parser.add_argument(
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"-o",
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"--output",
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type=argparse.FileType("w", encoding="utf8"),
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default=sys.stdout,
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help="Output file (default stdout)",
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)
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arg_parser.add_argument(
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"-l", "--level", type=int, default=2, help="Maximum heading level."
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)
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args = arg_parser.parse_args(args)
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parser = create_md_parser(MdParserConfig(heading_anchors=args.level), RendererHTML)
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def _filter_plugin(state):
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state.tokens = [
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t
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for t in state.tokens
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if t.type.startswith("heading_") and int(t.tag[1]) <= args.level
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]
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parser.use(lambda p: p.core.ruler.push("filter", _filter_plugin))
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text = parser.render(args.input.read())
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args.output.write(text)
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