Reviewers: ,
Message:
Committed patchset #1 manually as r18644 (presubmit successful).
Description:
Experimental parser: fix an assert to be more meaningful.
BUG=
[email protected]
Committed: https://code.google.com/p/v8/source/detail?r=18644
Please review this at https://codereview.chromium.org/139303008/
SVN Base: https://v8.googlecode.com/svn/branches/experimental/parser
Affected files (+3, -1 lines):
M tools/lexer_generator/dfa.py
Index: tools/lexer_generator/dfa.py
diff --git a/tools/lexer_generator/dfa.py b/tools/lexer_generator/dfa.py
index
f135b8e1e9d133298be386664c186365bb89a585..a8f29cdbd6a2389fe79e49e68dadd8330beae9b0
100644
--- a/tools/lexer_generator/dfa.py
+++ b/tools/lexer_generator/dfa.py
@@ -189,7 +189,9 @@ class DfaMinimizer:
all_keys.append(state.key_iter())
if action:
if state not in terminal_set:
- assert action.entry_action()
+ # Match actions are valid only if we have matched the whole
token, not
+ # just some sub-part of it.
+ assert not action.match_action()
key = ("nonterminal action", action)
else:
key = ("terminal action", action)
--
--
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