tools/lexer_generator/nfa_builder.py - Issue 77863004: Experimental parser: small cleanups

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Unified Diff: tools/lexer_generator/nfa_builder.py

Issue 77863004: Experimental parser: small cleanups (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/nfa_builder.py

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

index 908e07cbfb83c911293201157ce6a879dba95b3c..c5410b324d693466233b22cc7dbef846241b1173 100644

--- a/tools/lexer_generator/nfa_builder.py

+++ b/tools/lexer_generator/nfa_builder.py

@@ -224,7 +224,7 @@ class NfaBuilder(object):

transitions = state.transitions()

if not catch_all in transitions:

return

- f = lambda acc, state: acc | state.epsilon_closure()

+ f = lambda acc, state: acc | set(state.epsilon_closure_iter())

reachable_states = reduce(f, transitions[catch_all], set())

f = lambda acc, state: acc | set(state.transitions().keys())

keys = reduce(f, reachable_states, set())

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