tools/lexer_generator/regex_lexer.py - Issue 59603003: Experimental parser: parsing regex subexpressions

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Unified Diff: tools/lexer_generator/regex_lexer.py

Issue 59603003: Experimental parser: parsing regex subexpressions (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/parser

Patch Set: Created 7 years, 1 month ago

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Index: tools/lexer_generator/regex_lexer.py

diff --git a/tools/lexer_generator/regex_lexer.py b/tools/lexer_generator/regex_lexer.py

index 26c44870b807d2c68282ccda9fc59516206647ce..bd25b7b24f3d14428a55e97f57ad2287fd698d46 100644

--- a/tools/lexer_generator/regex_lexer.py

+++ b/tools/lexer_generator/regex_lexer.py

@@ -85,15 +85,15 @@ class RegexLexer:

t_class_RANGE = '-'

t_class_NOT = '\^'

- t_class_CHARACTER_CLASS = ':ws:|:lit:'

+ t_class_CHARACTER_CLASS = r':\w+:'

def t_class_ESCAPED_CLASS_LITERAL(self, t):

- r'\\\^|\\-|\\\[|\\\]\\:'

+ r'\\\^|\\-|\\\[|\\\]|\\\:|\\\w'

t.type = 'CLASS_LITERAL'

t.value = t.value[1:]

return t

- t_class_CLASS_LITERAL = r'[a-zA-Z0-9]' # fix this

+ t_class_CLASS_LITERAL = r'[\w $_:+]' # fix this

t_ANY_ignore = '\n'

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