Mercurial > urweb
diff tests/impl.lac @ 17:9bd8669d53c2
Further experiments with implicit arguments
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Sun, 08 Jun 2008 14:10:51 -0400 |
parents | 1e645beb3f3b |
children | 9a578171de9e |
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--- 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 = {}}