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| author |  Adam Chlipala <adamc@hcoop.net> | 2008-11-11 19:20:37 -0500 |
|---|---|---|
| committer | Adam Chlipala <adamc@hcoop.net> | 2008-11-11 19:20:37 -0500 |
| commit | 887af944c67e3395679a750a205ef114234c61a0 (patch) | |
| tree | 99c1c46f59df9c378621aa8d05b072d50a81698e /src/core_util.sml | |
| parent | f3e4bff668d3be5fcc7a2f6d04b7d9efb8f10624 (diff) | |
Add CutMulti
Diffstat (limited to 'src/core_util.sml')
| -rw-r--r-- | src/core_util.sml | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/src/core_util.sml b/src/core_util.sml index 38004f74..71efe16e 100644 --- a/src/core_util.sml +++ b/src/core_util.sml @@ -444,10 +444,16 @@ fun compare ((e1, _), (e2, _)) = | (ECut (e1, c1, _), ECut (e2, c2, _)) => join (compare (e1, e2), - fn () => Con.compare (c1, c2)) + fn () => Con.compare (c1, c2)) | (ECut _, _) => LESS | (_, ECut _) => GREATER + | (ECutMulti (e1, c1, _), ECutMulti (e2, c2, _)) => + join (compare (e1, e2), + fn () => Con.compare (c1, c2)) + | (ECutMulti _, _) => LESS + | (_, ECutMulti _) => GREATER + | (EFold _, EFold _) => EQUAL | (EFold _, _) => LESS | (_, EFold _) => GREATER @@ -588,6 +594,14 @@ fun mapfoldB {kind = fk, con = fc, exp = fe, bind} = S.map2 (mfc ctx rest, fn rest' => (ECut (e', c', {field = field', rest = rest'}), loc))))) + | ECutMulti (e, c, {rest}) => + S.bind2 (mfe ctx e, + fn e' => + S.bind2 (mfc ctx c, + fn c' => + S.map2 (mfc ctx rest, + fn rest' => + (ECutMulti (e', c', {rest = rest'}), loc)))) | EFold k => S.map2 (mfk k, fn k' => |