diff options
author | Benjamin Barenblat <bbaren@mit.edu> | 2015-12-23 16:01:51 -0500 |
---|---|---|
committer | Benjamin Barenblat <bbaren@mit.edu> | 2015-12-23 16:01:51 -0500 |
commit | 3d3886672433f0775f772d8d2ee47c5f5e0bc745 (patch) | |
tree | 072d171c17d92a6696024256c4b2f5aaa760df35 /src/elab_util.sml | |
parent | bf037ce78c2c76a34ecca0fb8bafa5d5be38968a (diff) | |
parent | 4be7962adf740a35222bfd99608c04329a802a04 (diff) |
Merge branch 'upstream' into dfsg_clean20151220+dfsg
Diffstat (limited to 'src/elab_util.sml')
-rw-r--r-- | src/elab_util.sml | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/elab_util.sml b/src/elab_util.sml index acc696dd..ed2e82a0 100644 --- a/src/elab_util.sml +++ b/src/elab_util.sml @@ -116,6 +116,12 @@ fun exists f k = S.Return _ => true | S.Continue _ => false +fun foldB {kind, bind} ctx st k = + case mapfoldB {kind = fn ctx => fn k => fn st => S.Continue (k, kind (ctx, k, st)), + bind = bind} ctx k st of + S.Continue (_, st) => st + | S.Return _ => raise Fail "ElabUtil.Kind.foldB: Impossible" + end val mliftConInCon = ref (fn n : int => fn c : con => (raise Fail "You didn't set ElabUtil.mliftConInCon!") : con) |