-- | Returns constness flag of native or function
getCallableConstness :: Callable -> Bool
getCallableConstness (CallableNative (NativeDecl _ constness _)) = constness
getCallableConstness :: Callable -> Bool
getCallableConstness (CallableNative (NativeDecl _ constness _)) = constness
getCallableConstness (CallableNative (NativeDecl _ constness _)) = constness