tools/lexer_generator/transition_keys.py - Issue 59953002: Experimental lexer generator: parse {} in regexps.

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Unified Diff: tools/lexer_generator/transition_keys.py

Issue 59953002: Experimental lexer generator: parse {} in regexps. (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/parser

Patch Set: rebased Created 7 years, 1 month ago

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Index: tools/lexer_generator/transition_keys.py

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

index 8ddbfb3b073f770ab3740b0d0b331b0345782053..d759a4f5b14f01aa4a3f10a40eef84c0e400a7bd 100644

--- a/tools/lexer_generator/transition_keys.py

+++ b/tools/lexer_generator/transition_keys.py

@@ -195,6 +195,7 @@ class TransitionKey:

@staticmethod

def disjoint_keys(key_set):

+ key_set.discard(TransitionKey.epsilon())

if not key_set:

return []

range_map = {}

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