mirror of https://github.com/python/cpython
55 lines
1007 B
Python
55 lines
1007 B
Python
import re
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import textwrap
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from ._regexes import _ind, STRING_LITERAL
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def parse(text, anon_name):
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context = None
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data = None
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for m in DELIMITER_RE.find_iter(text):
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before, opened, closed = m.groups()
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delim = opened or closed
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handle_segment = HANDLERS[context][delim]
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result, context, data = handle_segment(before, delim, data)
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if result:
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yield result
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DELIMITER = textwrap.dedent(rf'''
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(
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(?:
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[^'"()\[\]{};]*
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{_ind(STRING_LITERAL, 3)}
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}*
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[^'"()\[\]{};]+
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)? # <before>
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(?:
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(
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[(\[{]
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) # <open>
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(
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[)\]};]
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) # <close>
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)?
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''')
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DELIMITER_RE = re.compile(DELIMITER, re.VERBOSE)
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_HANDLERS = {
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None: { # global
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# opened
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'{': ...,
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'[': None,
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'(': None,
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# closed
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'}': None,
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']': None,
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')': None,
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';': ...,
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},
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'': {
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},
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}
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