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| author |  Adam Chlipala <adamc@hcoop.net> | 2008-11-01 15:58:55 -0400 |
|---|---|---|
| committer | Adam Chlipala <adamc@hcoop.net> | 2008-11-01 15:58:55 -0400 |
| commit | 6578fad1ed0871839d4b99a40cd626d4f39bf162 (patch) | |
| tree | f4112230acc95c284530da52a823ff9b88516349 /tests/nest.ur | |
| parent | 3c78af90b54d01c97ab75fd7290281dfb96921ee (diff) | |
First Unnest tests working
Diffstat (limited to 'tests/nest.ur')
| -rw-r--r-- | tests/nest.ur | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/nest.ur b/tests/nest.ur new file mode 100644 index 00000000..c136b1e6 --- /dev/null +++ b/tests/nest.ur @@ -0,0 +1,41 @@ +fun add x = + let + fun add' y = x + y + in + add' 1 + add' 2 + end + +fun f (x : int) = + let + fun page () = return <xml><body> + <a link={page ()}>{[x]}</a> + </body></xml> + in + page + end + +fun f (x : int) = + let + fun page1 () = return <xml><body> + <a link={page2 ()}>{[x]}</a> + </body></xml> + + and page2 () = + case Some True of + Some r => return <xml><body><a link={page1 ()}>{[r]}</a></body></xml> + | _ => return <xml>Error</xml> + in + page1 + end + +datatype list t = Nil | Cons of t * list t + +fun length (t ::: Type) (ls : list t) = + let + fun length' ls acc = + case ls of + Nil => acc + | Cons (_, ls') => length' ls' (acc + 1) + in + length' ls 0 + end |