@@ -32,7 +32,7 @@ import Data.Data.Lens (template)
3232
3333import Control.Monad
3434import Control.Monad.Writer
35−import Data.Aeson (ToJSON (..), ToJSONKey (..), ToJSONKeyFunction (..), Value (..))
35+import Data.Aeson (ToJSON (..), ToJSONKey (..), ToJSONKeyFunction (..), Value (..), Object(..))
3636import Data.Char
3737import Data.Data (Data)
3838import Data.Foldable (traverse_)
@@ -44,6 +44,7 @@ import qualified Data.HashMap.Strict.InsOrd as InsOrdHashMap
4444import Data.Int
4545import Data.IntSet (IntSet)
4646import Data.IntMap (IntMap)
47+import Data.List.NonEmpty.Compat (NonEmpty)
4748import Data.Map (Map)
4849import Data.Proxy
4950import Data.Scientific (Scientific)
@@ -56,7 +57,8 @@ import qualified Data.Vector as V
5657import qualified Data.Vector.Primitive as VP
5758import qualified Data.Vector.Storable as VS
5859import qualified Data.Vector.Unboxed as VU
59−import Numeric.Natural
60+import Data.Version (Version)
61+import Numeric.Natural.Compat (Natural)
6062import Data.Word
6163import GHC.Generics
6264import qualified Data.UUID.Types as UUID
@@ -109,7 +111,7 @@ rename name (NamedSchema _ schema) = NamedSchema name schema
109111-- declareNamedSchema _ = do
110112-- doubleSchema <- declareSchemaRef (Proxy :: Proxy Double)
111113-- return $ NamedSchema (Just \"Coord\") $ mempty
112−-- & type_ .~ SwaggerObject
114+-- & type_ ?~ SwaggerObject
113115-- & properties .~
114116-- [ (\"x\", doubleSchema)
115117-- , (\"y\", doubleSchema)
@@ -140,13 +142,17 @@ class ToSchema a where
140142 -- together with all used definitions.
141143 -- Note that the schema itself is included in definitions
142144 -- only if it is recursive (and thus needs its definition in scope).
143− declareNamedSchema :: proxy a -> Declare (Definitions Schema) NamedSchema
145+ declareNamedSchema :: Proxy a -> Declare (Definitions Schema) NamedSchema
144146 default declareNamedSchema :: (Generic a, GToSchema (Rep a), TypeHasSimpleShape a "genericDeclareNamedSchemaUnrestricted") =>
145− proxy a -> Declare (Definitions Schema) NamedSchema
147+ Proxy a -> Declare (Definitions Schema) NamedSchema
146148 declareNamedSchema = genericDeclareNamedSchema defaultSchemaOptions
147149
150+instance ToSchema TimeOfDay where
151+ declareNamedSchema _ = pure $ named "TimeOfDay" $ timeSchema "hh:MM:ss"
152+ & example ?~ toJSON (TimeOfDay 12 33 15)
153+
148154-- | Convert a type into a schema and declare all used schema definitions.
149−declareSchema :: ToSchema a => proxy a -> Declare (Definitions Schema) Schema
155+declareSchema :: ToSchema a => Proxy a -> Declare (Definitions Schema) Schema
150156declareSchema = fmap _namedSchemaSchema . declareNamedSchema
151157
152158-- | Convert a type into an optionally named schema.
@@ -160,7 +166,7 @@ declareSchema = fmap _namedSchemaSchema . declareNamedSchema
160166-- Just "Day"
161167-- >>> encode (toNamedSchema (Proxy :: Proxy Day) ^. schema)
162168-- "{\"example\":\"2016-07-22\",\"format\":\"date\",\"type\":\"string\"}"
163−toNamedSchema :: ToSchema a => proxy a -> NamedSchema
169+toNamedSchema :: ToSchema a => Proxy a -> NamedSchema
164170toNamedSchema = undeclare . declareNamedSchema
165171
166172-- | Get type's schema name according to its @'ToSchema'@ instance.
@@ -170,7 +176,7 @@ toNamedSchema = undeclare . declareNamedSchema
170176--
171177-- >>> schemaName (Proxy :: Proxy UTCTime)
172178-- Just "UTCTime"
173−schemaName :: ToSchema a => proxy a -> Maybe T.Text
179+schemaName :: ToSchema a => Proxy a -> Maybe T.Text
174180schemaName = _namedSchemaName . toNamedSchema
175181
176182-- | Convert a type into a schema.
@@ -180,7 +186,7 @@ schemaName = _namedSchemaName . toNamedSchema
180186--
181187-- >>> encode $ toSchema (Proxy :: Proxy [Day])
182188-- "{\"items\":{\"$ref\":\"#/definitions/Day\"},\"type\":\"array\"}"
183−toSchema :: ToSchema a => proxy a -> Schema
189+toSchema :: ToSchema a => Proxy a -> Schema
184190toSchema = _namedSchemaSchema . toNamedSchema
185191
186192-- | Convert a type into a referenced schema if possible.
@@ -191,7 +197,7 @@ toSchema = _namedSchemaSchema . toNamedSchema
191197--
192198-- >>> encode $ toSchemaRef (Proxy :: Proxy Day)
193199-- "{\"$ref\":\"#/definitions/Day\"}"
194−toSchemaRef :: ToSchema a => proxy a -> Referenced Schema
200+toSchemaRef :: ToSchema a => Proxy a -> Referenced Schema
195201toSchemaRef = undeclare . declareSchemaRef
196202
197203-- | Convert a type into a referenced schema if possible
@@ -201,7 +207,7 @@ toSchemaRef = undeclare . declareSchemaRef
201207-- Schema definitions are typically declared for every referenced schema.
202208-- If @'declareSchemaRef'@ returns a reference, a corresponding schema
203209-- will be declared (regardless of whether it is recusive or not).
204−declareSchemaRef :: ToSchema a => proxy a -> Declare (Definitions Schema) (Referenced Schema)
210+declareSchemaRef :: ToSchema a => Proxy a -> Declare (Definitions Schema) (Referenced Schema)
205211declareSchemaRef proxy = do
206212 case toNamedSchema proxy of
207213 NamedSchema (Just name) schema -> do
@@ -263,7 +269,7 @@ inlineAllSchemas = inlineSchemasWhen (const True)
263269--
264270-- __WARNING:__ @'toInlinedSchema'@ will produce infinite schema
265271-- when inlining recursive schemas.
266−toInlinedSchema :: ToSchema a => proxy a -> Schema
272+toInlinedSchema :: ToSchema a => Proxy a -> Schema
267273toInlinedSchema proxy = inlineAllSchemas defs schema
268274 where
269275 (defs, schema) = runDeclare (declareSchema proxy) mempty
@@ -292,20 +298,20 @@ inlineNonRecursiveSchemas defs = inlineSchemasWhen nonRecursive defs
292298-- | Default schema for binary data (any sequence of octets).
293299binarySchema :: Schema
294300binarySchema = mempty
295− & type_ .~ SwaggerString
301+ & type_ ?~ SwaggerString
296302 & format ?~ "binary"
297303
298304-- | Default schema for binary data (base64 encoded).
299305byteSchema :: Schema
300306byteSchema = mempty
301− & type_ .~ SwaggerString
307+ & type_ ?~ SwaggerString
302308 & format ?~ "byte"
303309
304310-- | Default schema for password string.
305311-- @"password"@ format is used to hint UIs the input needs to be obscured.
306312passwordSchema :: Schema
307313passwordSchema = mempty
308− & type_ .~ SwaggerString
314+ & type_ ?~ SwaggerString
309315 & format ?~ "password"
310316
311317-- | Make an unrestrictive sketch of a @'Schema'@ based on a @'ToJSON'@ instance.
@@ -331,12 +337,12 @@ sketchSchema = sketch . toJSON
331337 sketch js@(Bool _) = go js
332338 sketch js = go js & example ?~ js
333339
334− go Null = mempty & type_ .~ SwaggerNull
335− go (Bool _) = mempty & type_ .~ SwaggerBoolean
336− go (String _) = mempty & type_ .~ SwaggerString
337− go (Number _) = mempty & type_ .~ SwaggerNumber
340+ go Null = mempty & type_ ?~ SwaggerNull
341+ go (Bool _) = mempty & type_ ?~ SwaggerBoolean
342+ go (String _) = mempty & type_ ?~ SwaggerString
343+ go (Number _) = mempty & type_ ?~ SwaggerNumber
338344 go (Array xs) = mempty
339− & type_ .~ SwaggerArray
345+ & type_ ?~ SwaggerArray
340346 & items ?~ case ischema of
341347 Just s -> SwaggerItemsObject (Inline s)
342348 _ -> SwaggerItemsArray (map Inline ys)
@@ -348,7 +354,7 @@ sketchSchema = sketch . toJSON
348354 (z:_) | allSame -> Just z
349355 _ -> Nothing
350356 go (Object o) = mempty
351− & type_ .~ SwaggerObject
357+ & type_ ?~ SwaggerObject
352358 & required .~ HashMap.keys o
353359 & properties .~ fmap (Inline . go) (InsOrdHashMap.fromHashMap o)
354360
@@ -371,24 +377,24 @@ sketchSchema = sketch . toJSON
371377sketchStrictSchema :: ToJSON a => a -> Schema
372378sketchStrictSchema = go . toJSON
373379 where
374− go Null = mempty & type_ .~ SwaggerNull
380+ go Null = mempty & type_ ?~ SwaggerNull
375381 go js@(Bool _) = mempty
376− & type_ .~ SwaggerBoolean
382+ & type_ ?~ SwaggerBoolean
377383 & enum_ ?~ [js]
378384 go js@(String s) = mempty
379− & type_ .~ SwaggerString
385+ & type_ ?~ SwaggerString
380386 & maxLength ?~ fromIntegral (T.length s)
381387 & minLength ?~ fromIntegral (T.length s)
382388 & pattern ?~ s
383389 & enum_ ?~ [js]
384390 go js@(Number n) = mempty
385− & type_ .~ SwaggerNumber
391+ & type_ ?~ SwaggerNumber
386392 & maximum_ ?~ n
387393 & minimum_ ?~ n
388394 & multipleOf ?~ n
389395 & enum_ ?~ [js]
390396 go js@(Array xs) = mempty
391− & type_ .~ SwaggerArray
397+ & type_ ?~ SwaggerArray
392398 & maxItems ?~ fromIntegral sz
393399 & minItems ?~ fromIntegral sz
394400 & items ?~ SwaggerItemsArray (map (Inline . go) (V.toList xs))
@@ -398,7 +404,7 @@ sketchStrictSchema = go . toJSON
398404 sz = length xs
399405 allUnique = sz == HashSet.size (HashSet.fromList (V.toList xs))
400406 go js@(Object o) = mempty
401− & type_ .~ SwaggerObject
407+ & type_ ?~ SwaggerObject
402408 & required .~ names
403409 & properties .~ fmap (Inline . go) (InsOrdHashMap.fromHashMap o)
404410 & maxProperties ?~ fromIntegral (length names)
@@ -408,13 +414,13 @@ sketchStrictSchema = go . toJSON
408414 names = HashMap.keys o
409415
410416class GToSchema (f :: * -> *) where
411− gdeclareNamedSchema :: SchemaOptions -> proxy f -> Schema -> Declare (Definitions Schema) NamedSchema
417+ gdeclareNamedSchema :: SchemaOptions -> Proxy f -> Schema -> Declare (Definitions Schema) NamedSchema
412418
413419instance OVERLAPPABLE_ ToSchema a => ToSchema [a] where
414420 declareNamedSchema _ = do
415421 ref <- declareSchemaRef (Proxy :: Proxy a)
416422 return $ unnamed $ mempty
417− & type_ .~ SwaggerArray
423+ & type_ ?~ SwaggerArray
418424 & items ?~ SwaggerItemsObject ref
419425
420426instance OVERLAPPING_ ToSchema String where declareNamedSchema = plain . paramSchemaToSchema
@@ -464,7 +470,7 @@ instance (ToSchema a, ToSchema b, ToSchema c, ToSchema d, ToSchema e, ToSchema f
464470
465471timeSchema :: T.Text -> Schema
466472timeSchema fmt = mempty
467− & type_ .~ SwaggerString
473+ & type_ ?~ SwaggerString
468474 & format ?~ fmt
469475
470476-- | Format @"date"@ corresponds to @yyyy-mm-dd@ format.
@@ -497,6 +503,8 @@ instance ToSchema UTCTime where
497503instance ToSchema T.Text where declareNamedSchema = plain . paramSchemaToSchema
498504instance ToSchema TL.Text where declareNamedSchema = plain . paramSchemaToSchema
499505
506+instance ToSchema Version where declareNamedSchema = plain . paramSchemaToSchema
507+
500508#if __GLASGOW_HASKELL__ < 800
501509#else
502510type family ToSchemaByteStringError bs where
@@ -524,8 +532,8 @@ instance (ToJSONKey k, ToSchema k, ToSchema v) => ToSchema (Map k v) where
524532 declareObjectMapSchema = do
525533 schema <- declareSchemaRef (Proxy :: Proxy v)
526534 return $ unnamed $ mempty
527− & type_ .~ SwaggerObject
528− & additionalProperties ?~ schema
535+ & type_ ?~ SwaggerObject
536+ & additionalProperties ?~ AdditionalPropertiesSchema schema
529537
530538instance (ToJSONKey k, ToSchema k, ToSchema v) => ToSchema (HashMap k v) where
531539 declareNamedSchema _ = declareNamedSchema (Proxy :: Proxy (Map k v))
@@ -536,7 +544,7 @@ instance ToSchema a => ToSchema (Map String a) where
536544 declareNamedSchema _ = do
537545 schema <- declareSchemaRef (Proxy :: Proxy a)
538546 return $ unnamed $ mempty
539− & type_ .~ SwaggerObject
547+ & type_ ?~ SwaggerObject
540548 & additionalProperties ?~ schema
541549
542550instance ToSchema a => ToSchema (Map T.Text a) where declareNamedSchema _ = declareNamedSchema (Proxy :: Proxy (Map String a))
@@ -548,6 +556,12 @@ instance ToSchema a => ToSchema (HashMap TL.Text a) where declareNamedSchema _ =
548556
549557#endif
550558
559+instance OVERLAPPING_ ToSchema Object where
560+ declareNamedSchema _ = pure $ NamedSchema (Just "Object") $ mempty
561+ & type_ ?~ SwaggerObject
562+ & description ?~ "Arbitrary JSON object."
563+ & additionalProperties ?~ AdditionalPropertiesAllowed True
564+
551565instance ToSchema a => ToSchema (V.Vector a) where declareNamedSchema _ = declareNamedSchema (Proxy :: Proxy [a])
552566instance ToSchema a => ToSchema (VU.Vector a) where declareNamedSchema _ = declareNamedSchema (Proxy :: Proxy [a])
553567instance ToSchema a => ToSchema (VS.Vector a) where declareNamedSchema _ = declareNamedSchema (Proxy :: Proxy [a])
@@ -561,6 +575,13 @@ instance ToSchema a => ToSchema (Set a) where
561575
562576instance ToSchema a => ToSchema (HashSet a) where declareNamedSchema _ = declareNamedSchema (Proxy :: Proxy (Set a))
563577
578+-- | @since 2.2.1
579+instance ToSchema a => ToSchema (NonEmpty a) where
580+ declareNamedSchema _ = do
581+ schema <- declareSchema (Proxy :: Proxy [a])
582+ return $ unnamed $ schema
583+ & minItems .~ Just 1
584+
564585instance ToSchema All where declareNamedSchema = plain . paramSchemaToSchema
565586instance ToSchema Any where declareNamedSchema = plain . paramSchemaToSchema
566587
@@ -576,74 +597,135 @@ instance ToSchema a => ToSchema (Identity a) where declareNamedSchema _ = declar
576597--
577598-- >>> encode $ toSchemaBoundedIntegral (Proxy :: Proxy Int16)
578599-- "{\"maximum\":32767,\"minimum\":-32768,\"type\":\"integer\"}"
579−toSchemaBoundedIntegral :: forall a proxy. (Bounded a, Integral a) => proxy a -> Schema
600+toSchemaBoundedIntegral :: forall a. (Bounded a, Integral a) => Proxy a -> Schema
580601toSchemaBoundedIntegral _ = mempty
581− & type_ .~ SwaggerInteger
602+ & type_ ?~ SwaggerInteger
582603 & minimum_ ?~ fromInteger (toInteger (minBound :: a))
583604 & maximum_ ?~ fromInteger (toInteger (maxBound :: a))
584605
585606-- | Default generic named schema for @'Bounded'@, @'Integral'@ types.
586−genericToNamedSchemaBoundedIntegral :: forall a d f proxy.
607+genericToNamedSchemaBoundedIntegral :: forall a d f.
587608 ( Bounded a, Integral a
588609 , Generic a, Rep a ~ D1 d f, Datatype d)
589− => SchemaOptions -> proxy a -> NamedSchema
610+ => SchemaOptions -> Proxy a -> NamedSchema
590611genericToNamedSchemaBoundedIntegral opts proxy
591− = NamedSchema (gdatatypeSchemaName opts (Proxy :: Proxy d)) (toSchemaBoundedIntegral proxy)
612+ = genericNameSchema opts proxy (toSchemaBoundedIntegral proxy)
613+
614+-- | Declare a named schema for a @newtype@ wrapper.
615+genericDeclareNamedSchemaNewtype :: forall a d c s i inner.
616+ (Generic a, Datatype d, Rep a ~ D1 d (C1 c (S1 s (K1 i inner))))
617+ => SchemaOptions -- ^ How to derive the name.
618+ -> (Proxy inner -> Declare (Definitions Schema) Schema) -- ^ How to create a schema for the wrapped type.
619+ -> Proxy a
620+ -> Declare (Definitions Schema) NamedSchema
621+genericDeclareNamedSchemaNewtype opts f proxy = genericNameSchema opts proxy <$> f (Proxy :: Proxy inner)
622+
623+-- | Declare 'Schema' for a mapping with 'Bounded' 'Enum' keys.
624+-- This makes a much more useful schema when there aren't many options for key values.
625+--
626+-- >>> data ButtonState = Neutral | Focus | Active | Hover | Disabled deriving (Show, Bounded, Enum, Generic)
627+-- >>> instance ToJSON ButtonState
628+-- >>> instance ToSchema ButtonState
629+-- >>> instance ToJSONKey ButtonState where toJSONKey = toJSONKeyText (T.pack . show)
630+-- >>> type ImageUrl = T.Text
631+-- >>> encode $ toSchemaBoundedEnumKeyMapping (Proxy :: Proxy (Map ButtonState ImageUrl))
632+-- "{\"properties\":{\"Neutral\":{\"type\":\"string\"},\"Focus\":{\"type\":\"string\"},\"Active\":{\"type\":\"string\"},\"Hover\":{\"type\":\"string\"},\"Disabled\":{\"type\":\"string\"}},\"type\":\"object\"}"
633+--
634+-- Note: this is only useful when @key@ is encoded with 'ToJSONKeyText'.
635+-- If it is encoded with 'ToJSONKeyValue' then a regular schema for @[(key, value)]@ is used.
636+declareSchemaBoundedEnumKeyMapping :: forall map key value.
637+ (Bounded key, Enum key, ToJSONKey key, ToSchema key, ToSchema value)
638+ => Proxy (map key value) -> Declare (Definitions Schema) Schema
639+declareSchemaBoundedEnumKeyMapping _ = case toJSONKey :: ToJSONKeyFunction key of
640+ ToJSONKeyText keyToText _ -> objectSchema keyToText
641+ ToJSONKeyValue _ _ -> declareSchema (Proxy :: Proxy [(key, value)])
642+ where
643+ objectSchema keyToText = do
644+ valueRef <- declareSchemaRef (Proxy :: Proxy value)
645+ let allKeys = [minBound..maxBound :: key]
646+ mkPair k = (keyToText k, valueRef)
647+ return $ mempty
648+ & type_ ?~ SwaggerObject
649+ & properties .~ InsOrdHashMap.fromList (map mkPair allKeys)
650+
651+-- | A 'Schema' for a mapping with 'Bounded' 'Enum' keys.
652+-- This makes a much more useful schema when there aren't many options for key values.
653+--
654+-- >>> data ButtonState = Neutral | Focus | Active | Hover | Disabled deriving (Show, Bounded, Enum, Generic)
655+-- >>> instance ToJSON ButtonState
656+-- >>> instance ToSchema ButtonState
657+-- >>> instance ToJSONKey ButtonState where toJSONKey = toJSONKeyText (T.pack . show)
658+-- >>> type ImageUrl = T.Text
659+-- >>> encode $ toSchemaBoundedEnumKeyMapping (Proxy :: Proxy (Map ButtonState ImageUrl))
660+-- "{\"properties\":{\"Neutral\":{\"type\":\"string\"},\"Focus\":{\"type\":\"string\"},\"Active\":{\"type\":\"string\"},\"Hover\":{\"type\":\"string\"},\"Disabled\":{\"type\":\"string\"}},\"type\":\"object\"}"
661+--
662+-- Note: this is only useful when @key@ is encoded with 'ToJSONKeyText'.
663+-- If it is encoded with 'ToJSONKeyValue' then a regular schema for @[(key, value)]@ is used.
664+toSchemaBoundedEnumKeyMapping :: forall map key value.
665+ (Bounded key, Enum key, ToJSONKey key, ToSchema key, ToSchema value)
666+ => Proxy (map key value) -> Schema
667+toSchemaBoundedEnumKeyMapping = flip evalDeclare mempty . declareSchemaBoundedEnumKeyMapping
592668
593669-- | A configurable generic @'Schema'@ creator.
594670genericDeclareSchema :: (Generic a, GToSchema (Rep a), TypeHasSimpleShape a "genericDeclareSchemaUnrestricted") =>
595− SchemaOptions -> proxy a -> Declare (Definitions Schema) Schema
671+ SchemaOptions -> Proxy a -> Declare (Definitions Schema) Schema
596672genericDeclareSchema = genericDeclareSchemaUnrestricted
597673
598674-- | A configurable generic @'NamedSchema'@ creator.
599675-- This function applied to @'defaultSchemaOptions'@
600676-- is used as the default for @'declareNamedSchema'@
601677-- when the type is an instance of @'Generic'@.
602−genericDeclareNamedSchema :: forall a proxy. (Generic a, GToSchema (Rep a), TypeHasSimpleShape a "genericDeclareNamedSchemaUnrestricted") =>
603− SchemaOptions -> proxy a -> Declare (Definitions Schema) NamedSchema
678+genericDeclareNamedSchema :: (Generic a, GToSchema (Rep a), TypeHasSimpleShape a "genericDeclareNamedSchemaUnrestricted") =>
679+ SchemaOptions -> Proxy a -> Declare (Definitions Schema) NamedSchema
604680genericDeclareNamedSchema = genericDeclareNamedSchemaUnrestricted
605681
606682-- | A configurable generic @'Schema'@ creator.
607683--
608684-- Unlike 'genericDeclareSchema' also works for mixed sum types.
609685-- Use with care since some Swagger tools do not support well schemas for mixed sum types.
610−genericDeclareSchemaUnrestricted :: (Generic a, GToSchema (Rep a)) => SchemaOptions -> proxy a -> Declare (Definitions Schema) Schema
686+genericDeclareSchemaUnrestricted :: (Generic a, GToSchema (Rep a)) => SchemaOptions -> Proxy a -> Declare (Definitions Schema) Schema
611687genericDeclareSchemaUnrestricted opts proxy = _namedSchemaSchema <$> genericDeclareNamedSchemaUnrestricted opts proxy
612688
613689-- | A configurable generic @'NamedSchema'@ creator.
614690--
615691-- Unlike 'genericDeclareNamedSchema' also works for mixed sum types.
616692-- Use with care since some Swagger tools do not support well schemas for mixed sum types.
617−genericDeclareNamedSchemaUnrestricted :: forall a proxy. (Generic a, GToSchema (Rep a)) =>
618− SchemaOptions -> proxy a -> Declare (Definitions Schema) NamedSchema
693+genericDeclareNamedSchemaUnrestricted :: forall a. (Generic a, GToSchema (Rep a)) =>
694+ SchemaOptions -> Proxy a -> Declare (Definitions Schema) NamedSchema
619695genericDeclareNamedSchemaUnrestricted opts _ = gdeclareNamedSchema opts (Proxy :: Proxy (Rep a)) mempty
620696
621−gdatatypeSchemaName :: forall proxy d. Datatype d => SchemaOptions -> proxy d -> Maybe T.Text
622−gdatatypeSchemaName opts _ = case name of
697+-- | Derive a 'Generic'-based name for a datatype and assign it to a given 'Schema'.
698+genericNameSchema :: forall a d f.
699+ (Generic a, Rep a ~ D1 d f, Datatype d)
700+ => SchemaOptions -> Proxy a -> Schema -> NamedSchema
701+genericNameSchema opts _ = NamedSchema (gdatatypeSchemaName opts (Proxy :: Proxy d))
702+
703+gdatatypeSchemaName :: forall d. Datatype d => SchemaOptions -> Proxy d -> Maybe T.Text
704+gdatatypeSchemaName opts _ = case orig of
623705 (c:_) | isAlpha c && isUpper c -> Just (T.pack name)
624706 _ -> Nothing
625707 where
626− name = datatypeNameModifier opts (datatypeName (Proxy3 :: Proxy3 d f a))
708+ orig = datatypeName (Proxy3 :: Proxy3 d f a)
709+ name = datatypeNameModifier opts orig
627710
628711-- | Lift a plain @'ParamSchema'@ into a model @'NamedSchema'@.
629−paramSchemaToNamedSchema :: forall a d f proxy.
630− (ToParamSchema a, Generic a, Rep a ~ D1 d f, Datatype d)
631− => SchemaOptions -> proxy a -> NamedSchema
632−paramSchemaToNamedSchema opts proxy = NamedSchema (gdatatypeSchemaName opts (Proxy :: Proxy d)) (paramSchemaToSchema proxy)
712+paramSchemaToNamedSchema :: (ToParamSchema a, Generic a, Rep a ~ D1 d f, Datatype d) =>
713+ SchemaOptions -> Proxy a -> NamedSchema
714+paramSchemaToNamedSchema opts proxy = genericNameSchema opts proxy (paramSchemaToSchema proxy)
633715
634716-- | Lift a plain @'ParamSchema'@ into a model @'Schema'@.
635−paramSchemaToSchema :: forall a proxy. ToParamSchema a => proxy a -> Schema
636−paramSchemaToSchema _ = mempty & paramSchema .~ toParamSchema (Proxy :: Proxy a)
717+paramSchemaToSchema :: ToParamSchema a => Proxy a -> Schema
718+paramSchemaToSchema proxy = mempty & paramSchema .~ toParamSchema proxy
637719
638720nullarySchema :: Schema
639721nullarySchema = mempty
640− & type_ .~ SwaggerArray
722+ & type_ ?~ SwaggerArray
641723 & items ?~ SwaggerItemsArray []
642724
643−gtoNamedSchema :: GToSchema f => SchemaOptions -> proxy f -> NamedSchema
725+gtoNamedSchema :: GToSchema f => SchemaOptions -> Proxy f -> NamedSchema
644726gtoNamedSchema opts proxy = undeclare $ gdeclareNamedSchema opts proxy mempty
645727
646−gdeclareSchema :: GToSchema f => SchemaOptions -> proxy f -> Declare (Definitions Schema) Schema
728+gdeclareSchema :: GToSchema f => SchemaOptions -> Proxy f -> Declare (Definitions Schema) Schema
647729gdeclareSchema opts proxy = _namedSchemaSchema <$> gdeclareNamedSchema opts proxy mempty
648730
649731instance (GToSchema f, GToSchema g) => GToSchema (f :*: g) where
@@ -663,7 +745,7 @@ instance OVERLAPPING_ Constructor c => GToSchema (C1 c U1) where
663745 gdeclareNamedSchema = gdeclareNamedSumSchema
664746
665747-- | Single field constructor.
666−instance (Selector s, GToSchema f) => GToSchema (C1 c (S1 s f)) where
748+instance (Selector s, GToSchema f, GToSchema (S1 s f)) => GToSchema (C1 c (S1 s f)) where
667749 gdeclareNamedSchema opts _ s
668750 | unwrapUnaryRecords opts = fieldSchema
669751 | otherwise =
@@ -677,7 +759,7 @@ instance (Selector s, GToSchema f) => GToSchema (C1 c (S1 s f)) where
677759 recordSchema = gdeclareNamedSchema opts (Proxy :: Proxy (S1 s f)) s
678760 fieldSchema = gdeclareNamedSchema opts (Proxy :: Proxy f) s
679761
680−gdeclareSchemaRef :: GToSchema a => SchemaOptions -> proxy a -> Declare (Definitions Schema) (Referenced Schema)
762+gdeclareSchemaRef :: GToSchema a => SchemaOptions -> Proxy a -> Declare (Definitions Schema) (Referenced Schema)
681763gdeclareSchemaRef opts proxy = do
682764 case gtoNamedSchema opts proxy of
683765 NamedSchema (Just name) schema -> do
@@ -708,12 +790,12 @@ withFieldSchema opts _ isRequiredField schema = do
708790 return $
709791 if T.null fname
710792 then schema
711− & type_ .~ SwaggerArray
793+ & type_ ?~ SwaggerArray
712794 & items %~ appendItem ref
713795 & maxItems %~ Just . maybe 1 (+1) -- increment maxItems
714796 & minItems %~ Just . maybe 1 (+1) -- increment minItems
715797 else schema
716− & type_ .~ SwaggerObject
798+ & type_ ?~ SwaggerObject
717799 & properties . at fname ?~ ref
718800 & if isRequiredField
719801 then required %~ (++ [fname])
@@ -741,7 +823,7 @@ instance ( GSumToSchema f
741823 where
742824 gdeclareNamedSchema = gdeclareNamedSumSchema
743825
744−gdeclareNamedSumSchema :: GSumToSchema f => SchemaOptions -> proxy f -> Schema -> Declare (Definitions Schema) NamedSchema
826+gdeclareNamedSumSchema :: GSumToSchema f => SchemaOptions -> Proxy f -> Schema -> Declare (Definitions Schema) NamedSchema
745827gdeclareNamedSumSchema opts proxy s
746828 | allNullaryToStringTag opts && allNullary = pure $ unnamed (toStringTag sumSchema)
747829 | otherwise = (unnamed . fst) <$> runWriterT declareSumSchema
@@ -750,29 +832,29 @@ gdeclareNamedSumSchema opts proxy s
750832 (sumSchema, All allNullary) = undeclare (runWriterT declareSumSchema)
751833
752834 toStringTag schema = mempty
753− & type_ .~ SwaggerString
835+ & type_ ?~ SwaggerString
754836 & enum_ ?~ map toJSON (schema ^.. properties.ifolded.asIndex)
755837
756838type AllNullary = All
757839
758840class GSumToSchema (f :: * -> *) where
759− gsumToSchema :: SchemaOptions -> proxy f -> Schema -> WriterT AllNullary (Declare (Definitions Schema)) Schema
841+ gsumToSchema :: SchemaOptions -> Proxy f -> Schema -> WriterT AllNullary (Declare (Definitions Schema)) Schema
760842
761843instance (GSumToSchema f, GSumToSchema g) => GSumToSchema (f :+: g) where
762844 gsumToSchema opts _ = gsumToSchema opts (Proxy :: Proxy f) >=> gsumToSchema opts (Proxy :: Proxy g)
763845
764−gsumConToSchemaWith :: forall c f proxy. (GToSchema (C1 c f), Constructor c) =>
765− Referenced Schema -> SchemaOptions -> proxy (C1 c f) -> Schema -> Schema
846+gsumConToSchemaWith :: forall c f. (GToSchema (C1 c f), Constructor c) =>
847+ Referenced Schema -> SchemaOptions -> Proxy (C1 c f) -> Schema -> Schema
766848gsumConToSchemaWith ref opts _ schema = schema
767− & type_ .~ SwaggerObject
849+ & type_ ?~ SwaggerObject
768850 & properties . at tag ?~ ref
769851 & maxProperties ?~ 1
770852 & minProperties ?~ 1
771853 where
772854 tag = T.pack (constructorTagModifier opts (conName (Proxy3 :: Proxy3 c f p)))
773855
774−gsumConToSchema :: forall c f proxy. (GToSchema (C1 c f), Constructor c) =>
775− SchemaOptions -> proxy (C1 c f) -> Schema -> Declare (Definitions Schema) Schema
856+gsumConToSchema :: (GToSchema (C1 c f), Constructor c) =>
857+ SchemaOptions -> Proxy (C1 c f) -> Schema -> Declare (Definitions Schema) Schema
776858gsumConToSchema opts proxy schema = do
777859 ref <- gdeclareSchemaRef opts proxy
778860 return $ gsumConToSchemaWith ref opts proxy schema
@@ -797,3 +879,4 @@ data Proxy3 a b c = Proxy3
797879-- $setup
798880-- >>> import Data.Swagger
799881-- >>> import Data.Aeson (encode)
882+-- >>> import Data.Aeson.Types (toJSONKeyText)