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comparison src/mono_env.sml @ 198:ab86aa858e6c

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'Option' datatype encoding
author Adam Chlipala <adamc@hcoop.net>
date Sat, 09 Aug 2008 19:23:31 -0400
parents 890a61991263
children 42dfb0d61cf0
comparison
equal deleted inserted replaced
197:b1b9bcfd8c42 198:ab86aa858e6c
96 fun declBinds env (d, loc) = 96 fun declBinds env (d, loc) =
97 case d of 97 case d of
98 DDatatype (x, n, xncs) => 98 DDatatype (x, n, xncs) =>
99 let 99 let
100 val env = pushDatatype env x n xncs 100 val env = pushDatatype env x n xncs
101 val dt = (TDatatype (n, ref (MonoUtil.classifyDatatype xncs, xncs)), loc) 101 val dt = (TDatatype (n, ref (ElabUtil.classifyDatatype xncs, xncs)), loc)
102 in 102 in
103 foldl (fn ((x', n', NONE), env) => pushENamed env x' n' dt NONE "" 103 foldl (fn ((x', n', NONE), env) => pushENamed env x' n' dt NONE ""
104 | ((x', n', SOME t), env) => pushENamed env x' n' (TFun (t, dt), loc) NONE "") 104 | ((x', n', SOME t), env) => pushENamed env x' n' (TFun (t, dt), loc) NONE "")
105 env xncs 105 env xncs
106 end 106 end