Mercurial > urweb
annotate demo/refFun.urs @ 2196:100352dbae36
Fix tricky case of functor signature subsumption
author | Adam Chlipala <adam@chlipala.net> |
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date | Fri, 27 Nov 2015 15:28:12 -0500 |
parents | cb5897276abf |
children |
rev | line source |
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adamc@419 | 1 functor Make(M : sig |
adamc@419 | 2 type data |
adamc@419 | 3 val inj : sql_injectable data |
adamc@419 | 4 end) : sig |
adamc@419 | 5 type ref |
adamc@419 | 6 val new : M.data -> transaction ref |
adamc@419 | 7 val read : ref -> transaction M.data |
adamc@419 | 8 val write : ref -> M.data -> transaction unit |
adamc@419 | 9 val delete : ref -> transaction unit |
adamc@419 | 10 end |