definition: |
allFreeVars :: Expr -> [Int] allFreeVars e = trExpr (:) (const id) comb lt fr (.) cas branch const e [] where comb _ _ = foldr (.) id lt bs exp = (filter (`notElem` (map fst bs))) . exp . foldr (.) id (map snd bs) fr vs exp = (filter (`notElem` vs)) . exp cas _ exp bs = exp . foldr (.) id bs branch pat exp = (filter (`notElem` (args pat))) . exp args pat | isConsPattern pat = patArgs pat | otherwise = [] |
demand: |
argument 1 |
deterministic: |
deterministic operation |
documentation: |
Gets all free variables (i.e., without let/free/pattern bound variables) occurring in an expression. |
failfree: |
<FAILING> |
indeterministic: |
referentially transparent operation |
infix: |
no fixity defined |
iotype: |
{(_) |-> _} |
name: |
allFreeVars |
precedence: |
no precedence defined |
result-values: |
_ |
signature: |
FlatCurry.Types.Expr -> [Prelude.Int] |
solution-complete: |
operation might suspend on free variables |
terminating: |
possibly non-terminating |
totally-defined: |
possibly non-reducible on same data term |