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| author |  Adam Chlipala <adamc@hcoop.net> | 2008-07-17 10:23:04 -0400 |
|---|---|---|
| committer | Adam Chlipala <adamc@hcoop.net> | 2008-07-17 10:23:04 -0400 |
| commit | e3313edc92a73932ff57b1c803fe7e408283406f (patch) | |
| tree | 285b8ca2c5c71dfb0c48b0b8e56727cf37592129 /src/core_util.sml | |
| parent | 1e03bdf0b6f423870abcf5e54ae7f2bdf08e3e49 (diff) | |
Corifying (non-mutual) 'val rec'
Diffstat (limited to 'src/core_util.sml')
| -rw-r--r-- | src/core_util.sml | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/core_util.sml b/src/core_util.sml index 427a313d..db2fc9f9 100644 --- a/src/core_util.sml +++ b/src/core_util.sml @@ -380,13 +380,22 @@ fun mapfoldB {kind = fk, con = fc, exp = fe, decl = fd, bind} = S.map2 (mfc ctx c, fn c' => (DCon (x, n, k', c'), loc))) - | DVal (x, n, t, e, s) => - S.bind2 (mfc ctx t, - fn t' => - S.map2 (mfe ctx e, - fn e' => - (DVal (x, n, t', e', s), loc))) + | DVal vi => + S.map2 (mfvi ctx vi, + fn vi' => + (DVal vi', loc)) + | DValRec vis => + S.map2 (ListUtil.mapfold (mfvi ctx) vis, + fn vis' => + (DValRec vis', loc)) | DExport _ => S.return2 dAll + + and mfvi ctx (x, n, t, e, s) = + S.bind2 (mfc ctx t, + fn t' => + S.map2 (mfe ctx e, + fn e' => + (x, n, t', e', s))) in mfd end @@ -435,6 +444,9 @@ fun mapfoldB (all as {bind, ...}) = case #1 d' of DCon (x, n, k, c) => bind (ctx, NamedC (x, n, k, SOME c)) | DVal (x, n, t, e, s) => bind (ctx, NamedE (x, n, t, SOME e, s)) + | DValRec vis => + foldl (fn ((x, n, t, e, s), ctx) => bind (ctx, NamedE (x, n, t, SOME e, s))) + ctx vis | DExport _ => ctx in S.map2 (mff ctx' ds', |