tools/lexer_generator/transition_keys.py - Issue 57923002: Experimental parser: add embedded actions

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Unified Diff: tools/lexer_generator/transition_keys.py

Issue 57923002: Experimental parser: add embedded actions (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/transition_keys.py

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

index e39cdc0e6469a0e0f5afb73cb6c2e86097fd4a96..a68ea30f527f8ce3e508be321adeefb211a03a1a 100644

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

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

@@ -239,6 +239,11 @@ class TransitionKey:

return merged

@staticmethod

+ def merged_key(keys):

+ f = lambda acc, key: acc + list(key.__ranges)

+ return TransitionKey.__key_from_ranges(False, reduce(f, keys, []))

+ @staticmethod

def __invert_ranges(ranges):

inverted = []

last = None

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