CurryInfo: contract-prover-4.0.0 / ContractProver.addPreConditionCheck
definition: 
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addPreConditionCheck :: TypeExpr -> CombType -> QName -> TypeExpr -> [TAExpr]
-> TAExpr
addPreConditionCheck ty ct qf@(mn,fn) tys args =
AComb ty FuncCall
((mn, maybe "checkPreCondNoShow" (const "checkPreCond") showdicttt),
showDictTypeOf tt ~> ty ~> boolType ~> stringType ~> tt ~> ty)
-- add Show dictionary argument of type tt, if possible:
(maybe [] (:[]) showdicttt ++
[ AComb ty ct (toNoCheckQName qf,tys) args
, AComb boolType ct (toPreCondQName qf, pctype) args
, string2TAFCY fn
, tupleExpr args
])
where
argtypes = map annExpr args
tt = tupleType argtypes
pctype = foldr FuncType boolType argtypes
showdicttt = showDictOf tt
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demand:
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argument 3 |
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deterministic:
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deterministic operation |
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documentation:
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------------------------------------------------------------------------ Adds a precondition check to a original call of the form `AComb ty ct (qf,tys) args`. |
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failfree:
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<FAILING> |
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indeterministic:
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referentially transparent operation |
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infix:
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no fixity defined |
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iotype:
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{(_,_,{(,)},_,_) |-> {AComb}}
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name:
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addPreConditionCheck |
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precedence:
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no precedence defined |
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result-values:
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{AComb}
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signature:
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FlatCurry.Types.TypeExpr -> FlatCurry.Types.CombType -> (String, String) -> FlatCurry.Types.TypeExpr -> [FlatCurry.Annotated.Types.AExpr FlatCurry.Types.TypeExpr] -> FlatCurry.Annotated.Types.AExpr FlatCurry.Types.TypeExpr |
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solution-complete:
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operation might suspend on free variables |
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terminating:
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possibly non-terminating |
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totally-defined:
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possibly non-reducible on same data term |