diff options
| author | Mart Lubbers | 2015-04-24 09:10:46 +0200 |
|---|---|---|
| committer | Mart Lubbers | 2015-04-24 09:10:46 +0200 |
| commit | aebffcc1c786e8cea15fff6f324bf71fc37cbb37 (patch) | |
| tree | 0879f685fc1a35361727a203b437c67bb486e981 /files/practicum/StdStateMonad.dcl | |
| parent | started with week2 (diff) | |
updated practicum files
Diffstat (limited to 'files/practicum/StdStateMonad.dcl')
| -rw-r--r-- | files/practicum/StdStateMonad.dcl | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/files/practicum/StdStateMonad.dcl b/files/practicum/StdStateMonad.dcl new file mode 100644 index 0000000..a825dbc --- /dev/null +++ b/files/practicum/StdStateMonad.dcl @@ -0,0 +1,11 @@ +definition module StdStateMonad
+
+import StdMonad
+
+:: ST s a
+
+instance return (ST s)
+instance >>= (ST s)
+
+mkST :: (s -> *(a,s)) -> ST s a
+unST :: (ST s a) -> s -> *(a, s)
|