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| author |  Adam Chlipala <adam@chlipala.net> | 2011-12-04 15:13:53 -0500 |
|---|---|---|
| committer | Adam Chlipala <adam@chlipala.net> | 2011-12-04 15:13:53 -0500 |
| commit | 70e17f78838ac1ebdeae9eca750eb52f14c27589 (patch) | |
| tree | 13f7dbfad5476e358d258573ba563f0f18451ec4 /tests/parseInt.ur | |
| parent | 226fb11ff2da90b7b68dad1b29b9688f880a06a3 (diff) | |
Stop [read] from raising an exception for invalid [int] strings
Diffstat (limited to 'tests/parseInt.ur')
| -rw-r--r-- | tests/parseInt.ur | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/parseInt.ur b/tests/parseInt.ur new file mode 100644 index 00000000..2d906fc8 --- /dev/null +++ b/tests/parseInt.ur @@ -0,0 +1,9 @@ +fun main () : transaction page = + s <- source ""; + return <xml><body> + <ctextbox source={s}/> + <button onclick={n <- get s; + case read n of + None => alert "Invalid" + | Some n => alert (show (n + 1))}/> + </body></xml> |