ydb/yql/essentials/tests/s-expressions/suites/Udf/NamedApply.yqls

(
#comment
(let config (DataSource 'config))

(let res_sink (DataSink 'result))
(let f1 (lambda '(x y) (block '(
    (return (+ x (Coalesce y (Uint32 '100))))
))))

(let f1dep (lambda '(x dep) (block '(
    (return (+ x x))
))))

(let tuple (lambda '() '((Uint32 '1) (Uint32 '2))))
(let tuple_ctype (CallableType '() '((TupleType (DataType 'Uint32) (DataType 'Uint32)))))
(let tuple_call (Callable tuple_ctype tuple))

(let ctype (CallableType '() '((DataType 'Uint32)) '((DataType 'Uint32) 'Arg1) '((DataType 'Uint32) 'Arg2)))
(let call (Callable ctype f1))

(let optTuple1 (lambda '() '((Uint32 '1) (Just (Uint32 '2)))))
(let optTuple2 (lambda '() '((Uint32 '1) (Nothing (OptionalType (DataType 'Uint32))))))
(let optCtype (CallableType '('1) 
  '((DataType 'Uint32)) 
  '((DataType 'Uint32) 'Arg1) 
  '((OptionalType (DataType 'Uint32)) 'Arg2)))
(let optCall (Callable optCtype f1))

(let s1 (AsStruct '('Arg2 (Uint32 '2)) '('Arg1 (Uint32 '1))))
(let strType (CallableType '() '((TypeOf s1))))
(let strCall (Callable strType (lambda '() s1)))

# lambdas
(let world (Write! world res_sink (Key) (NamedApply f1 '((Uint32 '1) (Uint32 '2)) (AsStruct)) '('('type))))
(let world (Write! world res_sink (Key) (NamedApply f1dep '((Uint32 '1)) (AsStruct) (DependsOn (Uint32 '2))) '('('type))))

# callables
(let world (Write! world res_sink (Key) (NamedApply call '((Uint32 '1) (Uint32 '2)) (AsStruct)) '('('type))))
(let world (Write! world res_sink (Key) (NamedApply call (Apply tuple_call) (AsStruct)) '('('type))))

# opt. positional
(let world (Write! world res_sink (Key) (NamedApply optCall '((Uint32 '1) (Uint32 '2)) (AsStruct)) '('('type))))
(let world (Write! world res_sink (Key) (NamedApply optCall (Apply optTuple1) (AsStruct)) '('('type))))
(let world (Write! world res_sink (Key) (NamedApply optCall (Apply optTuple2) (AsStruct)) '('('type))))
(let world (Write! world res_sink (Key) (NamedApply optCall '((Uint32 '1)) (AsStruct)) '('('type))))

# named
(let world (Write! world res_sink (Key) (NamedApply call '((Uint32 '1)) (AsStruct 
'('Arg2 (Uint32 '2))
)) '('('type))))

(let world (Write! world res_sink (Key) (NamedApply call '() (AsStruct 
'('Arg2 (Uint32 '2)) '('Arg1 (Uint32 '1))
)) '('('type))))

(let world (Write! world res_sink (Key) (NamedApply call '() (Apply strCall)) '('('type))))

#opt. named
(let world (Write! world res_sink (Key) (NamedApply optCall '() (AsStruct 
'('Arg1 (Uint32 '1))
)) '('('type))))

(let world (Commit! world res_sink))
(return world)
)