diff options
author | sbrandt <sbrandt@17b73243-c579-4c4c-a9d2-2d5706c11dac> | 2013-04-03 19:12:46 +0000 |
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committer | sbrandt <sbrandt@17b73243-c579-4c4c-a9d2-2d5706c11dac> | 2013-04-03 19:12:46 +0000 |
commit | a3cb4c5d02f0ee75094fc27814c71f8a025d034b (patch) | |
tree | 1dd1af38bf8ad0318f07dd2c8ae00216e942efb0 /src/piraha/NegLookAhead.cc | |
parent | 069e8f1d570cc373c843673be0acf7bc4dd10b6e (diff) |
Add the basic grammar files, and the changes
to the piraha code necessary to parse all
of Cactus.
git-svn-id: http://svn.cactuscode.org/flesh/trunk@4990 17b73243-c579-4c4c-a9d2-2d5706c11dac
Diffstat (limited to 'src/piraha/NegLookAhead.cc')
-rw-r--r-- | src/piraha/NegLookAhead.cc | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/piraha/NegLookAhead.cc b/src/piraha/NegLookAhead.cc new file mode 100644 index 00000000..a70e5539 --- /dev/null +++ b/src/piraha/NegLookAhead.cc @@ -0,0 +1,10 @@ +#include "Piraha.hpp" + +using namespace piraha; + +bool NegLookAhead::match(Matcher *m) { + int pos = m->pos; + bool b = pattern->match(m); + m->pos = pos; + return !b; +} |