| definition: |
containsChoice :: Rule -> Bool containsChoice (Rule _ _ rhs) = hasChoice rhs where hasChoice (Var _) = False hasChoice (Func ft f args) = (ft==Def && f=="?") || any hasChoice args |
| demand: |
argument 1 |
| deterministic: |
deterministic operation |
| documentation: |
-- does a rule contains a call to choice operator "?"? |
| failfree: |
_ |
| indeterministic: |
referentially transparent operation |
| infix: |
no fixity defined |
| iotype: |
{({Rule}) |-> _}
|
| name: |
containsChoice |
| precedence: |
no precedence defined |
| result-values: |
_ |
| signature: |
Rule -> Prelude.Bool |
| solution-complete: |
operation might suspend on free variables |
| terminating: |
possibly non-terminating |
| totally-defined: |
reducible on all ground data terms |