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view demo/treeFun.urs @ 1120:74f2eb3b0606
Basis.debug; more restrictive type for Basis.form; weaken definition of polymorphic-ness for especialization
author | Adam Chlipala <adamc@hcoop.net> |
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date | Thu, 07 Jan 2010 14:02:58 -0500 |
parents | 311ca1ae715d |
children |
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functor Make(M : sig type key con id :: Name con parent :: Name con cols :: {Type} constraint [id] ~ [parent] constraint [id, parent] ~ cols val key_inj : sql_injectable_prim key table tab : ([id = key, parent = option key] ++ cols) end) : sig con id = M.id con parent = M.parent val tree : ($([id = M.key, parent = option M.key] ++ M.cols) -> xbody) -> option M.key -> transaction xbody end