def GlobToERE(pat):
# type: (str) -> Tuple[str, List[str]]
lexer = match.GlobLexer(pat)
p = _GlobParser(lexer)
parts, warnings = p.Parse()
# Vestigial: if there is nothing like * ? or [abc], then the whole string is
# a literal, and we could use a more efficient mechanism.
# But we would have to DEQUOTE before doing that.
if 0:
is_glob = False
for p in parts:
if p.tag in (glob_part_e.Operator, glob_part_e.CharClass):
is_glob = True
if 0:
print('---')
for p in parts:
print(p)
regex = _GenerateERE(parts)
return regex, warnings
def _ReadTokens(s): lex = match.GlobLexer(s) return list(lex.Tokens())