Mercurial > urweb
annotate tests/mproj.ur @ 1001:1d456a06ea4e
Add tuple pattern-matching at the constructor level
author | Adam Chlipala <adamc@hcoop.net> |
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date | Tue, 20 Oct 2009 10:19:00 -0400 |
parents | e571fb150a9f |
children |
rev | line source |
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adamc@849 | 1 structure M : sig |
adamc@849 | 2 type t |
adamc@849 | 3 val x : t |
adamc@849 | 4 |
adamc@849 | 5 structure S : sig |
adamc@849 | 6 type u = t |
adamc@849 | 7 |
adamc@849 | 8 val eq : eq u |
adamc@849 | 9 end |
adamc@849 | 10 end = struct |
adamc@849 | 11 type t = int |
adamc@849 | 12 val x = 0 |
adamc@849 | 13 |
adamc@849 | 14 structure S = struct |
adamc@849 | 15 type u = t |
adamc@849 | 16 |
adamc@849 | 17 val eq = _ |
adamc@849 | 18 end |
adamc@849 | 19 end |
adamc@849 | 20 |
adamc@849 | 21 val y = M.x = M.x |