# HG changeset patch
# User Adam Chlipala <adamc@hcoop.net>
# Date 1212948651 14400
# Node ID 9bd8669d53c2dc7f1d3451603c841b38dc336033
# Parent  bc7b76ca57e0c5cf0373bd38a235a2613d47fe18
Further experiments with implicit arguments

diff -r bc7b76ca57e0 -r 9bd8669d53c2 src/elab_env.sml
--- a/src/elab_env.sml	Sun Jun 08 13:59:29 2008 -0400
+++ b/src/elab_env.sml	Sun Jun 08 14:10:51 2008 -0400
@@ -54,7 +54,7 @@
                                              c
                                          else
                                              CRel (xn + 1)
-                                       | CUnif _ => raise SynUnif
+                                       (*| CUnif _ => raise SynUnif*)
                                        | _ => c,
                 bind = fn (bound, U.Con.Rel _) => bound + 1
                         | (bound, _) => bound}
diff -r bc7b76ca57e0 -r 9bd8669d53c2 src/elaborate.sml
--- a/src/elaborate.sml	Sun Jun 08 13:59:29 2008 -0400
+++ b/src/elaborate.sml	Sun Jun 08 14:10:51 2008 -0400
@@ -357,7 +357,7 @@
                                           #1 rep
                                       else
                                           c
-                                    | L'.CUnif _ => raise SynUnif
+                                    (*| L'.CUnif _ => raise SynUnif*)
                                     | _ => c,
                 bind = fn ((xn, rep), U.Con.Rel _) => (xn+1, liftConInCon 0 rep)
                         | (ctx, _) => ctx}
diff -r bc7b76ca57e0 -r 9bd8669d53c2 tests/impl.lac
--- a/tests/impl.lac	Sun Jun 08 13:59:29 2008 -0400
+++ b/tests/impl.lac	Sun Jun 08 14:10:51 2008 -0400
@@ -3,3 +3,11 @@
 
 val idi = fn t ::: Type => fn x : t => x
 val idi_self = idi idi
+
+val picker = fn na :: Name => fn a ::: Type => fn nb :: Name => fn b ::: Type => fn fs ::: {Type} =>
+        fn r : $([na = a, nb = b] ++ fs) => {na = r.na, nb = r.nb}
+val getem = picker [#A] [#C] {A = 0, B = 1.0, C = "hi", D = {}}
+
+val picker_ohmy = fn na ::: Name => fn a ::: Type => fn nb ::: Name => fn b ::: Type => fn fs ::: {Type} =>
+        fn r : $([na = a, nb = b] ++ fs) => {na = r.na, nb = r.nb}
+val getem_ohmy = picker_ohmy {A = 0, B = 1.0, C = "hi", D = {}}