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| author |  Adam Chlipala <adamc@hcoop.net> | 2010-04-06 09:51:36 -0400 |
|---|---|---|
| committer | Adam Chlipala <adamc@hcoop.net> | 2010-04-06 09:51:36 -0400 |
| commit | 74ecd5a7a53d963f28fbbcbab36b259c169cf5f5 (patch) | |
| tree | 06ccd5ffa3c0d2e8de3de1607301f8c2dfd4ad39 /src/mono_reduce.sml | |
| parent | 89847d23349351824f756164f0cead93156e207e (diff) | |
Introduced the known() predicate
Diffstat (limited to 'src/mono_reduce.sml')
| -rw-r--r-- | src/mono_reduce.sml | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mono_reduce.sml b/src/mono_reduce.sml index 6bd5ceb8..e5dd3213 100644 --- a/src/mono_reduce.sml +++ b/src/mono_reduce.sml @@ -193,6 +193,12 @@ fun match (env, p : pat, e : exp) = else No + | (PPrim (Prim.String s), EStrcat (_, (EPrim (Prim.String s'), _))) => + if String.isSuffix s' s then + Maybe + else + No + | (PPrim p, EPrim p') => if Prim.equal (p, p') then Yes env |