diff options
| author |  Adam Chlipala <adamc@hcoop.net> | 2009-05-14 09:11:58 -0400 |
|---|---|---|
| committer | Adam Chlipala <adamc@hcoop.net> | 2009-05-14 09:11:58 -0400 |
| commit | 9e6bd5dd1394c99f0a9b29369a4957c958e0830c (patch) | |
| tree | 40c991c6a8032bc73433e5d3f9c1db78a98674ef /lib | |
| parent | 22b407de7cf9ee5cc5947369372d9ca8373134a6 (diff) | |
Fix a nasty binding bug in CoreUtil
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/ur/list.ur | 10 | ||||
| -rw-r--r-- | lib/ur/list.urs | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/lib/ur/list.ur b/lib/ur/list.ur index 5310c810..ecec2bec 100644 --- a/lib/ur/list.ur +++ b/lib/ur/list.ur @@ -29,3 +29,13 @@ fun mp (a ::: Type) (b ::: Type) f = in mp' [] end + +fun mapX (a ::: Type) (ctx ::: {Unit}) f = + let + fun mapX' ls = + case ls of + [] => <xml/> + | x :: ls => <xml>{f x}{mapX' ls}</xml> + in + mapX' + end diff --git a/lib/ur/list.urs b/lib/ur/list.urs index 879648ea..e9e097d4 100644 --- a/lib/ur/list.urs +++ b/lib/ur/list.urs @@ -6,3 +6,4 @@ val rev : a ::: Type -> t a -> t a val mp : a ::: Type -> b ::: Type -> (a -> b) -> t a -> t b +val mapX : a ::: Type -> ctx ::: {Unit} -> (a -> xml ctx [] []) -> t a -> xml ctx [] [] |