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definition:
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preCondExpOf :: QName -> [(Int,TypeExpr)] -> TransStateM SMT.Term
preCondExpOf qf args = do
preconds <- lift $ gets $ preConds . trInfo
maybe (return true)
(\fd -> applyFunc fd args >>= pred2SMT)
(find (\fd -> decodeContractQName (funcName fd)
== toPreCondQName (fromNoCheckQName qf)) preconds)
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demand:
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no demanded arguments
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deterministic:
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deterministic operation
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documentation:
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------------------------------------------------------------------------
Returns the precondition expression for a given operation
and its arguments (which are assumed to be variable indices).
Rename all local variables by adding the `freshvar` index to them.
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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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{(_,_) |-> _}
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name:
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preCondExpOf
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precedence:
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no precedence defined
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result-values:
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_
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signature:
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(String, String) -> [(Prelude.Int, FlatCurry.Types.TypeExpr)]
-> Control.Monad.Trans.State.StateT TransState.TransState (Control.Monad.Trans.State.StateT VerifierState.VState Prelude.IO) Language.SMTLIB.Types.Term
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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
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