1
Fork 0

refactor the identifier syntax

This commit is contained in:
Jake Wheat 2016-02-12 14:13:47 +02:00
parent 52f035b718
commit aa5c2e89c7
16 changed files with 830 additions and 826 deletions
tools/Language/SQL/SimpleSQL

View file

@ -41,14 +41,14 @@ Tests for parsing value expressions
> ,IntervalLit Nothing "3" (Itf "day" Nothing) Nothing)
> ,("interval '3' day (3)"
> ,IntervalLit Nothing "3" (Itf "day" $ Just (3,Nothing)) Nothing)
> ,("interval '3 weeks'", TypedLit (TypeName [Name "interval"]) "3 weeks")
> ,("interval '3 weeks'", TypedLit (TypeName [Name Nothing "interval"]) "3 weeks")
> ]
> identifiers :: TestItem
> identifiers = Group "identifiers" $ map (uncurry (TestValueExpr ansi2011))
> [("iden1", Iden [Name "iden1"])
> [("iden1", Iden [Name Nothing "iden1"])
> --,("t.a", Iden2 "t" "a")
> ,("\"quoted identifier\"", Iden [QuotedName "\"" "\"" "quoted identifier"])
> ,("\"quoted identifier\"", Iden [Name (Just ("\"","\"")) "quoted identifier"])
> ]
> star :: TestItem
@ -66,41 +66,41 @@ Tests for parsing value expressions
> dots :: TestItem
> dots = Group "dot" $ map (uncurry (TestValueExpr ansi2011))
> [("t.a", Iden [Name "t",Name "a"])
> ,("t.*", BinOp (Iden [Name "t"]) [Name "."] Star)
> ,("a.b.c", Iden [Name "a",Name "b",Name "c"])
> ,("ROW(t.*,42)", App [Name "ROW"] [BinOp (Iden [Name "t"]) [Name "."] Star, NumLit "42"])
> [("t.a", Iden [Name Nothing "t",Name Nothing "a"])
> ,("t.*", BinOp (Iden [Name Nothing "t"]) [Name Nothing "."] Star)
> ,("a.b.c", Iden [Name Nothing "a",Name Nothing "b",Name Nothing "c"])
> ,("ROW(t.*,42)", App [Name Nothing "ROW"] [BinOp (Iden [Name Nothing "t"]) [Name Nothing "."] Star, NumLit "42"])
> ]
> app :: TestItem
> app = Group "app" $ map (uncurry (TestValueExpr ansi2011))
> [("f()", App [Name "f"] [])
> ,("f(a)", App [Name "f"] [Iden [Name "a"]])
> ,("f(a,b)", App [Name "f"] [Iden [Name "a"], Iden [Name "b"]])
> [("f()", App [Name Nothing "f"] [])
> ,("f(a)", App [Name Nothing "f"] [Iden [Name Nothing "a"]])
> ,("f(a,b)", App [Name Nothing "f"] [Iden [Name Nothing "a"], Iden [Name Nothing "b"]])
> ]
> caseexp :: TestItem
> caseexp = Group "caseexp" $ map (uncurry (TestValueExpr ansi2011))
> [("case a when 1 then 2 end"
> ,Case (Just $ Iden [Name "a"]) [([NumLit "1"]
> ,Case (Just $ Iden [Name Nothing "a"]) [([NumLit "1"]
> ,NumLit "2")] Nothing)
> ,("case a when 1 then 2 when 3 then 4 end"
> ,Case (Just $ Iden [Name "a"]) [([NumLit "1"], NumLit "2")
> ,Case (Just $ Iden [Name Nothing "a"]) [([NumLit "1"], NumLit "2")
> ,([NumLit "3"], NumLit "4")] Nothing)
> ,("case a when 1 then 2 when 3 then 4 else 5 end"
> ,Case (Just $ Iden [Name "a"]) [([NumLit "1"], NumLit "2")
> ,Case (Just $ Iden [Name Nothing "a"]) [([NumLit "1"], NumLit "2")
> ,([NumLit "3"], NumLit "4")]
> (Just $ NumLit "5"))
> ,("case when a=1 then 2 when a=3 then 4 else 5 end"
> ,Case Nothing [([BinOp (Iden [Name "a"]) [Name "="] (NumLit "1")], NumLit "2")
> ,([BinOp (Iden [Name "a"]) [Name "="] (NumLit "3")], NumLit "4")]
> ,Case Nothing [([BinOp (Iden [Name Nothing "a"]) [Name Nothing "="] (NumLit "1")], NumLit "2")
> ,([BinOp (Iden [Name Nothing "a"]) [Name Nothing "="] (NumLit "3")], NumLit "4")]
> (Just $ NumLit "5"))
> ,("case a when 1,2 then 10 when 3,4 then 20 end"
> ,Case (Just $ Iden [Name "a"]) [([NumLit "1",NumLit "2"]
> ,Case (Just $ Iden [Name Nothing "a"]) [([NumLit "1",NumLit "2"]
> ,NumLit "10")
> ,([NumLit "3",NumLit "4"]
> ,NumLit "20")]
@ -117,48 +117,48 @@ Tests for parsing value expressions
> binaryOperators :: TestItem
> binaryOperators = Group "binaryOperators" $ map (uncurry (TestValueExpr ansi2011))
> [("a + b", BinOp (Iden [Name "a"]) [Name "+"] (Iden [Name "b"]))
> [("a + b", BinOp (Iden [Name Nothing "a"]) [Name Nothing "+"] (Iden [Name Nothing "b"]))
> -- sanity check fixities
> -- todo: add more fixity checking
> ,("a + b * c"
> ,BinOp (Iden [Name "a"]) [Name "+"]
> (BinOp (Iden [Name "b"]) [Name "*"] (Iden [Name "c"])))
> ,BinOp (Iden [Name Nothing "a"]) [Name Nothing "+"]
> (BinOp (Iden [Name Nothing "b"]) [Name Nothing "*"] (Iden [Name Nothing "c"])))
> ,("a * b + c"
> ,BinOp (BinOp (Iden [Name "a"]) [Name "*"] (Iden [Name "b"]))
> [Name "+"] (Iden [Name "c"]))
> ,BinOp (BinOp (Iden [Name Nothing "a"]) [Name Nothing "*"] (Iden [Name Nothing "b"]))
> [Name Nothing "+"] (Iden [Name Nothing "c"]))
> ]
> unaryOperators :: TestItem
> unaryOperators = Group "unaryOperators" $ map (uncurry (TestValueExpr ansi2011))
> [("not a", PrefixOp [Name "not"] $ Iden [Name "a"])
> ,("not not a", PrefixOp [Name "not"] $ PrefixOp [Name "not"] $ Iden [Name "a"])
> ,("+a", PrefixOp [Name "+"] $ Iden [Name "a"])
> ,("-a", PrefixOp [Name "-"] $ Iden [Name "a"])
> [("not a", PrefixOp [Name Nothing "not"] $ Iden [Name Nothing "a"])
> ,("not not a", PrefixOp [Name Nothing "not"] $ PrefixOp [Name Nothing "not"] $ Iden [Name Nothing "a"])
> ,("+a", PrefixOp [Name Nothing "+"] $ Iden [Name Nothing "a"])
> ,("-a", PrefixOp [Name Nothing "-"] $ Iden [Name Nothing "a"])
> ]
> casts :: TestItem
> casts = Group "operators" $ map (uncurry (TestValueExpr ansi2011))
> [("cast('1' as int)"
> ,Cast (StringLit "'" "'" "1") $ TypeName [Name "int"])
> ,Cast (StringLit "'" "'" "1") $ TypeName [Name Nothing "int"])
> ,("int '3'"
> ,TypedLit (TypeName [Name "int"]) "3")
> ,TypedLit (TypeName [Name Nothing "int"]) "3")
> ,("cast('1' as double precision)"
> ,Cast (StringLit "'" "'" "1") $ TypeName [Name "double precision"])
> ,Cast (StringLit "'" "'" "1") $ TypeName [Name Nothing "double precision"])
> ,("cast('1' as float(8))"
> ,Cast (StringLit "'" "'" "1") $ PrecTypeName [Name "float"] 8)
> ,Cast (StringLit "'" "'" "1") $ PrecTypeName [Name Nothing "float"] 8)
> ,("cast('1' as decimal(15,2))"
> ,Cast (StringLit "'" "'" "1") $ PrecScaleTypeName [Name "decimal"] 15 2)
> ,Cast (StringLit "'" "'" "1") $ PrecScaleTypeName [Name Nothing "decimal"] 15 2)
> ,("double precision '3'"
> ,TypedLit (TypeName [Name "double precision"]) "3")
> ,TypedLit (TypeName [Name Nothing "double precision"]) "3")
> ]
> subqueries :: TestItem
@ -167,113 +167,113 @@ Tests for parsing value expressions
> ,("(select a from t)", SubQueryExpr SqSq ms)
> ,("a in (select a from t)"
> ,In True (Iden [Name "a"]) (InQueryExpr ms))
> ,In True (Iden [Name Nothing "a"]) (InQueryExpr ms))
> ,("a not in (select a from t)"
> ,In False (Iden [Name "a"]) (InQueryExpr ms))
> ,In False (Iden [Name Nothing "a"]) (InQueryExpr ms))
> ,("a > all (select a from t)"
> ,QuantifiedComparison (Iden [Name "a"]) [Name ">"] CPAll ms)
> ,QuantifiedComparison (Iden [Name Nothing "a"]) [Name Nothing ">"] CPAll ms)
> ,("a = some (select a from t)"
> ,QuantifiedComparison (Iden [Name "a"]) [Name "="] CPSome ms)
> ,QuantifiedComparison (Iden [Name Nothing "a"]) [Name Nothing "="] CPSome ms)
> ,("a <= any (select a from t)"
> ,QuantifiedComparison (Iden [Name "a"]) [Name "<="] CPAny ms)
> ,QuantifiedComparison (Iden [Name Nothing "a"]) [Name Nothing "<="] CPAny ms)
> ]
> where
> ms = makeSelect
> {qeSelectList = [(Iden [Name "a"],Nothing)]
> ,qeFrom = [TRSimple [Name "t"]]
> {qeSelectList = [(Iden [Name Nothing "a"],Nothing)]
> ,qeFrom = [TRSimple [Name Nothing "t"]]
> }
> miscOps :: TestItem
> miscOps = Group "unaryOperators" $ map (uncurry (TestValueExpr ansi2011))
> [("a in (1,2,3)"
> ,In True (Iden [Name "a"]) $ InList $ map NumLit ["1","2","3"])
> ,In True (Iden [Name Nothing "a"]) $ InList $ map NumLit ["1","2","3"])
> ,("a is null", PostfixOp [Name "is null"] (Iden [Name "a"]))
> ,("a is not null", PostfixOp [Name "is not null"] (Iden [Name "a"]))
> ,("a is true", PostfixOp [Name "is true"] (Iden [Name "a"]))
> ,("a is not true", PostfixOp [Name "is not true"] (Iden [Name "a"]))
> ,("a is false", PostfixOp [Name "is false"] (Iden [Name "a"]))
> ,("a is not false", PostfixOp [Name "is not false"] (Iden [Name "a"]))
> ,("a is unknown", PostfixOp [Name "is unknown"] (Iden [Name "a"]))
> ,("a is not unknown", PostfixOp [Name "is not unknown"] (Iden [Name "a"]))
> ,("a is distinct from b", BinOp (Iden [Name "a"]) [Name "is distinct from"] (Iden [Name "b"]))
> ,("a is null", PostfixOp [Name Nothing "is null"] (Iden [Name Nothing "a"]))
> ,("a is not null", PostfixOp [Name Nothing "is not null"] (Iden [Name Nothing "a"]))
> ,("a is true", PostfixOp [Name Nothing "is true"] (Iden [Name Nothing "a"]))
> ,("a is not true", PostfixOp [Name Nothing "is not true"] (Iden [Name Nothing "a"]))
> ,("a is false", PostfixOp [Name Nothing "is false"] (Iden [Name Nothing "a"]))
> ,("a is not false", PostfixOp [Name Nothing "is not false"] (Iden [Name Nothing "a"]))
> ,("a is unknown", PostfixOp [Name Nothing "is unknown"] (Iden [Name Nothing "a"]))
> ,("a is not unknown", PostfixOp [Name Nothing "is not unknown"] (Iden [Name Nothing "a"]))
> ,("a is distinct from b", BinOp (Iden [Name Nothing "a"]) [Name Nothing "is distinct from"] (Iden [Name Nothing "b"]))
> ,("a is not distinct from b"
> ,BinOp (Iden [Name "a"]) [Name "is not distinct from"] (Iden [Name "b"]))
> ,BinOp (Iden [Name Nothing "a"]) [Name Nothing "is not distinct from"] (Iden [Name Nothing "b"]))
> ,("a like b", BinOp (Iden [Name "a"]) [Name "like"] (Iden [Name "b"]))
> ,("a not like b", BinOp (Iden [Name "a"]) [Name "not like"] (Iden [Name "b"]))
> ,("a is similar to b", BinOp (Iden [Name "a"]) [Name "is similar to"] (Iden [Name "b"]))
> ,("a like b", BinOp (Iden [Name Nothing "a"]) [Name Nothing "like"] (Iden [Name Nothing "b"]))
> ,("a not like b", BinOp (Iden [Name Nothing "a"]) [Name Nothing "not like"] (Iden [Name Nothing "b"]))
> ,("a is similar to b", BinOp (Iden [Name Nothing "a"]) [Name Nothing "is similar to"] (Iden [Name Nothing "b"]))
> ,("a is not similar to b"
> ,BinOp (Iden [Name "a"]) [Name "is not similar to"] (Iden [Name "b"]))
> ,BinOp (Iden [Name Nothing "a"]) [Name Nothing "is not similar to"] (Iden [Name Nothing "b"]))
> ,("a overlaps b", BinOp (Iden [Name "a"]) [Name "overlaps"] (Iden [Name "b"]))
> ,("a overlaps b", BinOp (Iden [Name Nothing "a"]) [Name Nothing "overlaps"] (Iden [Name Nothing "b"]))
special operators
> ,("a between b and c", SpecialOp [Name "between"] [Iden [Name "a"]
> ,Iden [Name "b"]
> ,Iden [Name "c"]])
> ,("a between b and c", SpecialOp [Name Nothing "between"] [Iden [Name Nothing "a"]
> ,Iden [Name Nothing "b"]
> ,Iden [Name Nothing "c"]])
> ,("a not between b and c", SpecialOp [Name "not between"] [Iden [Name "a"]
> ,Iden [Name "b"]
> ,Iden [Name "c"]])
> ,("a not between b and c", SpecialOp [Name Nothing "not between"] [Iden [Name Nothing "a"]
> ,Iden [Name Nothing "b"]
> ,Iden [Name Nothing "c"]])
> ,("(1,2)"
> ,SpecialOp [Name "rowctor"] [NumLit "1", NumLit "2"])
> ,SpecialOp [Name Nothing "rowctor"] [NumLit "1", NumLit "2"])
keyword special operators
> ,("extract(day from t)"
> , SpecialOpK [Name "extract"] (Just $ Iden [Name "day"]) [("from", Iden [Name "t"])])
> , SpecialOpK [Name Nothing "extract"] (Just $ Iden [Name Nothing "day"]) [("from", Iden [Name Nothing "t"])])
> ,("substring(x from 1 for 2)"
> ,SpecialOpK [Name "substring"] (Just $ Iden [Name "x"]) [("from", NumLit "1")
> ,SpecialOpK [Name Nothing "substring"] (Just $ Iden [Name Nothing "x"]) [("from", NumLit "1")
> ,("for", NumLit "2")])
> ,("substring(x from 1)"
> ,SpecialOpK [Name "substring"] (Just $ Iden [Name "x"]) [("from", NumLit "1")])
> ,SpecialOpK [Name Nothing "substring"] (Just $ Iden [Name Nothing "x"]) [("from", NumLit "1")])
> ,("substring(x for 2)"
> ,SpecialOpK [Name "substring"] (Just $ Iden [Name "x"]) [("for", NumLit "2")])
> ,SpecialOpK [Name Nothing "substring"] (Just $ Iden [Name Nothing "x"]) [("for", NumLit "2")])
> ,("substring(x from 1 for 2 collate C)"
> ,SpecialOpK [Name "substring"] (Just $ Iden [Name "x"])
> ,SpecialOpK [Name Nothing "substring"] (Just $ Iden [Name Nothing "x"])
> [("from", NumLit "1")
> ,("for", Collate (NumLit "2") [Name "C"])])
> ,("for", Collate (NumLit "2") [Name Nothing "C"])])
this doesn't work because of a overlap in the 'in' parser
> ,("POSITION( string1 IN string2 )"
> ,SpecialOpK [Name "position"] (Just $ Iden [Name "string1"]) [("in", Iden [Name "string2"])])
> ,SpecialOpK [Name Nothing "position"] (Just $ Iden [Name Nothing "string1"]) [("in", Iden [Name Nothing "string2"])])
> ,("CONVERT(char_value USING conversion_char_name)"
> ,SpecialOpK [Name "convert"] (Just $ Iden [Name "char_value"])
> [("using", Iden [Name "conversion_char_name"])])
> ,SpecialOpK [Name Nothing "convert"] (Just $ Iden [Name Nothing "char_value"])
> [("using", Iden [Name Nothing "conversion_char_name"])])
> ,("TRANSLATE(char_value USING translation_name)"
> ,SpecialOpK [Name "translate"] (Just $ Iden [Name "char_value"])
> [("using", Iden [Name "translation_name"])])
> ,SpecialOpK [Name Nothing "translate"] (Just $ Iden [Name Nothing "char_value"])
> [("using", Iden [Name Nothing "translation_name"])])
OVERLAY(string PLACING embedded_string FROM start
[FOR length])
> ,("OVERLAY(string PLACING embedded_string FROM start)"
> ,SpecialOpK [Name "overlay"] (Just $ Iden [Name "string"])
> [("placing", Iden [Name "embedded_string"])
> ,("from", Iden [Name "start"])])
> ,SpecialOpK [Name Nothing "overlay"] (Just $ Iden [Name Nothing "string"])
> [("placing", Iden [Name Nothing "embedded_string"])
> ,("from", Iden [Name Nothing "start"])])
> ,("OVERLAY(string PLACING embedded_string FROM start FOR length)"
> ,SpecialOpK [Name "overlay"] (Just $ Iden [Name "string"])
> [("placing", Iden [Name "embedded_string"])
> ,("from", Iden [Name "start"])
> ,("for", Iden [Name "length"])])
> ,SpecialOpK [Name Nothing "overlay"] (Just $ Iden [Name Nothing "string"])
> [("placing", Iden [Name Nothing "embedded_string"])
> ,("from", Iden [Name Nothing "start"])
> ,("for", Iden [Name Nothing "length"])])
TRIM( [ [{LEADING | TRAILING | BOTH}] [removal_char] FROM ]
target_string
@ -282,117 +282,117 @@ target_string
> ,("trim(from target_string)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("both", StringLit "'" "'" " ")
> ,("from", Iden [Name "target_string"])])
> ,("from", Iden [Name Nothing "target_string"])])
> ,("trim(leading from target_string)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("leading", StringLit "'" "'" " ")
> ,("from", Iden [Name "target_string"])])
> ,("from", Iden [Name Nothing "target_string"])])
> ,("trim(trailing from target_string)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("trailing", StringLit "'" "'" " ")
> ,("from", Iden [Name "target_string"])])
> ,("from", Iden [Name Nothing "target_string"])])
> ,("trim(both from target_string)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("both", StringLit "'" "'" " ")
> ,("from", Iden [Name "target_string"])])
> ,("from", Iden [Name Nothing "target_string"])])
> ,("trim(leading 'x' from target_string)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("leading", StringLit "'" "'" "x")
> ,("from", Iden [Name "target_string"])])
> ,("from", Iden [Name Nothing "target_string"])])
> ,("trim(trailing 'y' from target_string)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("trailing", StringLit "'" "'" "y")
> ,("from", Iden [Name "target_string"])])
> ,("from", Iden [Name Nothing "target_string"])])
> ,("trim(both 'z' from target_string collate C)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("both", StringLit "'" "'" "z")
> ,("from", Collate (Iden [Name "target_string"]) [Name "C"])])
> ,("from", Collate (Iden [Name Nothing "target_string"]) [Name Nothing "C"])])
> ,("trim(leading from target_string)"
> ,SpecialOpK [Name "trim"] Nothing
> ,SpecialOpK [Name Nothing "trim"] Nothing
> [("leading", StringLit "'" "'" " ")
> ,("from", Iden [Name "target_string"])])
> ,("from", Iden [Name Nothing "target_string"])])
> ]
> aggregates :: TestItem
> aggregates = Group "aggregates" $ map (uncurry (TestValueExpr ansi2011))
> [("count(*)",App [Name "count"] [Star])
> [("count(*)",App [Name Nothing "count"] [Star])
> ,("sum(a order by a)"
> ,AggregateApp [Name "sum"] SQDefault [Iden [Name "a"]]
> [SortSpec (Iden [Name "a"]) DirDefault NullsOrderDefault] Nothing)
> ,AggregateApp [Name Nothing "sum"] SQDefault [Iden [Name Nothing "a"]]
> [SortSpec (Iden [Name Nothing "a"]) DirDefault NullsOrderDefault] Nothing)
> ,("sum(all a)"
> ,AggregateApp [Name "sum"] All [Iden [Name "a"]] [] Nothing)
> ,AggregateApp [Name Nothing "sum"] All [Iden [Name Nothing "a"]] [] Nothing)
> ,("count(distinct a)"
> ,AggregateApp [Name "count"] Distinct [Iden [Name "a"]] [] Nothing)
> ,AggregateApp [Name Nothing "count"] Distinct [Iden [Name Nothing "a"]] [] Nothing)
> ]
> windowFunctions :: TestItem
> windowFunctions = Group "windowFunctions" $ map (uncurry (TestValueExpr ansi2011))
> [("max(a) over ()", WindowApp [Name "max"] [Iden [Name "a"]] [] [] Nothing)
> ,("count(*) over ()", WindowApp [Name "count"] [Star] [] [] Nothing)
> [("max(a) over ()", WindowApp [Name Nothing "max"] [Iden [Name Nothing "a"]] [] [] Nothing)
> ,("count(*) over ()", WindowApp [Name Nothing "count"] [Star] [] [] Nothing)
> ,("max(a) over (partition by b)"
> ,WindowApp [Name "max"] [Iden [Name "a"]] [Iden [Name "b"]] [] Nothing)
> ,WindowApp [Name Nothing "max"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]] [] Nothing)
> ,("max(a) over (partition by b,c)"
> ,WindowApp [Name "max"] [Iden [Name "a"]] [Iden [Name "b"],Iden [Name "c"]] [] Nothing)
> ,WindowApp [Name Nothing "max"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"],Iden [Name Nothing "c"]] [] Nothing)
> ,("sum(a) over (order by b)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] []
> [SortSpec (Iden [Name "b"]) DirDefault NullsOrderDefault] Nothing)
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] []
> [SortSpec (Iden [Name Nothing "b"]) DirDefault NullsOrderDefault] Nothing)
> ,("sum(a) over (order by b desc,c)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] []
> [SortSpec (Iden [Name "b"]) Desc NullsOrderDefault
> ,SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault] Nothing)
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] []
> [SortSpec (Iden [Name Nothing "b"]) Desc NullsOrderDefault
> ,SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault] Nothing)
> ,("sum(a) over (partition by b order by c)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] [Iden [Name "b"]]
> [SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault] Nothing)
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]]
> [SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault] Nothing)
> ,("sum(a) over (partition by b order by c range unbounded preceding)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] [Iden [Name "b"]]
> [SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault]
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]]
> [SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault]
> $ Just $ FrameFrom FrameRange UnboundedPreceding)
> ,("sum(a) over (partition by b order by c range 5 preceding)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] [Iden [Name "b"]]
> [SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault]
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]]
> [SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault]
> $ Just $ FrameFrom FrameRange $ Preceding (NumLit "5"))
> ,("sum(a) over (partition by b order by c range current row)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] [Iden [Name "b"]]
> [SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault]
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]]
> [SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault]
> $ Just $ FrameFrom FrameRange Current)
> ,("sum(a) over (partition by b order by c rows 5 following)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] [Iden [Name "b"]]
> [SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault]
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]]
> [SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault]
> $ Just $ FrameFrom FrameRows $ Following (NumLit "5"))
> ,("sum(a) over (partition by b order by c range unbounded following)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] [Iden [Name "b"]]
> [SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault]
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]]
> [SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault]
> $ Just $ FrameFrom FrameRange UnboundedFollowing)
> ,("sum(a) over (partition by b order by c \n\
> \range between 5 preceding and 5 following)"
> ,WindowApp [Name "sum"] [Iden [Name "a"]] [Iden [Name "b"]]
> [SortSpec (Iden [Name "c"]) DirDefault NullsOrderDefault]
> ,WindowApp [Name Nothing "sum"] [Iden [Name Nothing "a"]] [Iden [Name Nothing "b"]]
> [SortSpec (Iden [Name Nothing "c"]) DirDefault NullsOrderDefault]
> $ Just $ FrameBetween FrameRange
> (Preceding (NumLit "5"))
> (Following (NumLit "5")))
@ -401,6 +401,6 @@ target_string
> parens :: TestItem
> parens = Group "parens" $ map (uncurry (TestValueExpr ansi2011))
> [("(a)", Parens (Iden [Name "a"]))
> ,("(a + b)", Parens (BinOp (Iden [Name "a"]) [Name "+"] (Iden [Name "b"])))
> [("(a)", Parens (Iden [Name Nothing "a"]))
> ,("(a + b)", Parens (BinOp (Iden [Name Nothing "a"]) [Name Nothing "+"] (Iden [Name Nothing "b"])))
> ]