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Support non-overlapping concatenations operators []=> and <>=>.

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* src/ltlparse/ltlscan.ll: Recognize "[]=>" (a.k.a "|=>") and "<>=>".
* src/ltlparse/ltlparse.yy: Support them by rewriting them using
"[]->" and "<>->".
* src/tgbatest/ltl2tgba.test: More tests.
This commit is contained in:
Alexandre Duret-Lutz 2010-03-10 15:47:04 +01:00
parent 4aa82ec762
commit 4bde130d38
3 changed files with 32 additions and 5 deletions
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2
src/ltlparse/ltlscan.ll
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@ -89,6 +89,8 @@ flex_set_buffer(const char* buf, int start_tok)
"[*0]" BEGIN(0); return token::CONST_EMPTYWORD;
"[]->"|"|->" BEGIN(0); return token::OP_UCONCAT;
"<>->" BEGIN(0); return token::OP_ECONCAT;
"[]=>"|"|=>" BEGIN(0); return token::OP_UCONCAT_NONO;
"<>=>" BEGIN(0); return token::OP_ECONCAT_NONO;
"*"|"[*]" BEGIN(0); return token::OP_STAR;
";" BEGIN(0); return token::OP_CONCAT;
":" BEGIN(0); return token::OP_FUSION;