| definition: |
maxTest :: (Read t, Show t, Eq a, Show a) =>
String -> (Key -> t -> Dynamic) -> (Key -> t -> en)
-> (en -> a) -> Int -> a -> Transaction ()
maxTest ename entrypred info2entry selector max attr =
getDB (getAllEntities entrypred info2entry) |>>= \es ->
let entries = filter (\e -> attr == selector e) es in
if length entries < max
then doneT
else errorT (TError MaxError ("max reached for attribute "
++show attr++" in entity "++ename))
|
| demand: |
no demanded arguments |
| deterministic: |
deterministic operation |
| failfree: |
<FAILING> |
| indeterministic: |
referentially transparent operation |
| infix: |
no fixity defined |
| iotype: |
{(_,_,_,_,_,_,_,_,_,_) |-> _}
|
| name: |
maxTest |
| precedence: |
no precedence defined |
| result-values: |
_ |
| signature: |
(Prelude.Read a, Prelude.Show a, Prelude.Eq c, Prelude.Show c) => String -> (Prelude.Int -> a -> Database.KeyDatabaseSQLite.Dynamic) -> (Prelude.Int -> a -> b) -> (b -> c) -> Prelude.Int -> c -> Database.KeyDatabaseSQLite.Transaction () |
| solution-complete: |
operation might suspend on free variables |
| terminating: |
possibly non-terminating |
| totally-defined: |
possibly non-reducible on same data term |