diff options
| author |  Adam Chlipala <adamc@hcoop.net> | 2009-06-07 11:13:18 -0400 |
|---|---|---|
| committer | Adam Chlipala <adamc@hcoop.net> | 2009-06-07 11:13:18 -0400 |
| commit | fdbb13467edb00ea51dc25949d68ba62ce396d7b (patch) | |
| tree | 025a2cfb12b5075c231a663b21c6df3b979848ef /lib/ur/option.ur | |
| parent | 218d3c311c2ebd1e5b511acfd6579c9cbab47998 (diff) | |
Start of Option; Basis.current; fix missed cases in Jscomp.isNullable
Diffstat (limited to 'lib/ur/option.ur')
| -rw-r--r-- | lib/ur/option.ur | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/ur/option.ur b/lib/ur/option.ur new file mode 100644 index 00000000..cb2a6b57 --- /dev/null +++ b/lib/ur/option.ur @@ -0,0 +1,6 @@ +datatype t = datatype Basis.option + +fun isSome [a] x = + case x of + None => False + | Some _ => True |