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definition:
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showTerm :: (f -> String) -> Term f -> String
showTerm s = showTerm' False
where
showTerm' _ (TermVar v) = showVarIdx v
showTerm' b (TermCons c ts) = case ts of
[] -> cstr
[l, r] -> if any isAlphaNum cstr
then prefixString -- no infix notation
else parensIf b (showTerm' True l ++ " " ++ cstr ++ " " ++
showTerm' True r)
_ -> prefixString
where
cstr = s c
prefixString = cstr ++ "("
++ intercalate "," (map (showTerm' False) ts) ++ ")"
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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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--- Transforms a term into a string representation.
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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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{(_) |-> {showTerm.showTerm'.6}}
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name:
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showTerm
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precedence:
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no precedence defined
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result-values:
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{showTerm.showTerm'.6}
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signature:
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(a -> String) -> Term a -> String
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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:
|
possibly non-reducible on same data term
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