mirror of
https://github.com/hasura/graphql-engine.git
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129 lines
4.3 KiB
Haskell
129 lines
4.3 KiB
Haskell
{-# LANGUAGE CPP #-}
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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module Hasura.RQL.Instances where
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import Hasura.Prelude
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import qualified Data.Aeson as J
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import qualified Data.HashMap.Strict as M
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import qualified Data.HashSet as S
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import qualified Data.URL.Template as UT
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import qualified Database.PG.Query as Q
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import qualified Language.GraphQL.Draft.Syntax as G
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import qualified Language.Haskell.TH.Syntax as TH
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import qualified Text.Regex.TDFA as TDFA
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import qualified Text.Regex.TDFA.Pattern as TDFA
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import Control.DeepSeq (NFData (..))
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import Data.Functor.Product
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import Data.GADT.Compare
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import Data.Text
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import System.Cron.Parser
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import System.Cron.Types
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instance NFData G.FragmentDefinition
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instance NFData G.GType
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instance NFData G.OperationType
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instance NFData G.VariableDefinition
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instance NFData G.SchemaDefinition
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instance NFData G.RootOperationTypeDefinition
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instance NFData G.TypeSystemDefinition
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instance NFData G.SchemaDocument
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instance NFData UT.Variable
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instance NFData UT.TemplateItem
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instance NFData UT.URLTemplate
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instance NFData G.Name where
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rnf = rnf . G.unName
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instance NFData a => NFData (G.Directive a)
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instance NFData a => NFData (G.ExecutableDefinition a)
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instance (NFData (a b), NFData b) => NFData (G.Field a b)
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instance NFData a => NFData (G.FragmentSpread a)
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instance (NFData (a b), NFData b) => NFData (G.InlineFragment a b)
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instance (NFData (a b), NFData b) => NFData (G.OperationDefinition a b)
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instance (NFData (a b), NFData b) => NFData (G.Selection a b)
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instance (NFData (a b), NFData b) => NFData (G.TypedOperationDefinition a b)
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instance NFData G.InputValueDefinition
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instance NFData a => NFData (G.InputObjectTypeDefinition a)
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instance (NFData a) => NFData (G.ObjectTypeDefinition a)
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instance NFData G.UnionTypeDefinition
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instance NFData G.EnumTypeDefinition
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instance NFData G.EnumValueDefinition
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instance (NFData a) => NFData (G.FieldDefinition a)
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instance NFData G.ScalarTypeDefinition
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instance (NFData a, NFData b) => NFData (G.InterfaceTypeDefinition a b)
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instance (NFData a, NFData b) => NFData (G.TypeDefinition a b)
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instance NFData a => NFData (G.Value a)
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deriving instance NFData G.Description
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deriving instance NFData G.EnumValue
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deriving instance NFData G.Nullability
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deriving instance NFData a => NFData (G.ExecutableDocument a)
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-- instances for CronSchedule from package `cron`
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instance NFData StepField
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instance NFData RangeField
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instance NFData SpecificField
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instance NFData BaseField
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instance NFData CronField
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instance NFData MonthSpec
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instance NFData DayOfMonthSpec
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instance NFData DayOfWeekSpec
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instance NFData HourSpec
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instance NFData MinuteSpec
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instance NFData CronSchedule
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instance (TH.Lift k, TH.Lift v) => TH.Lift (M.HashMap k v) where
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lift m = [| M.fromList $(TH.lift $ M.toList m) |]
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#if MIN_VERSION_template_haskell(2,16,0)
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liftTyped = TH.unsafeTExpCoerce . TH.lift
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#endif
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instance TH.Lift a => TH.Lift (S.HashSet a) where
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lift s = [| S.fromList $(TH.lift $ S.toList s) |]
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#if MIN_VERSION_template_haskell(2,16,0)
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liftTyped = TH.unsafeTExpCoerce . TH.lift
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#endif
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deriving instance TH.Lift TDFA.CompOption
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deriving instance TH.Lift TDFA.DoPa
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deriving instance TH.Lift TDFA.ExecOption
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deriving instance TH.Lift TDFA.Pattern
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deriving instance TH.Lift TDFA.PatternSet
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deriving instance TH.Lift TDFA.PatternSetCharacterClass
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deriving instance TH.Lift TDFA.PatternSetCollatingElement
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deriving instance TH.Lift TDFA.PatternSetEquivalenceClass
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instance (GCompare f, GCompare g) => GCompare (Product f g) where
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Pair a1 a2 `gcompare` Pair b1 b2 = case gcompare a1 b1 of
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GLT -> GLT
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GEQ -> case gcompare a2 b2 of
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GLT -> GLT
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GEQ -> GEQ
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GGT -> GGT
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GGT -> GGT
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instance J.FromJSON CronSchedule where
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parseJSON = J.withText "CronSchedule" $ \t ->
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onLeft (parseCronSchedule t) fail
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instance J.ToJSON CronSchedule where
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toJSON = J.String . serializeCronSchedule
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instance Q.ToPrepArg CronSchedule where
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toPrepVal = Q.toPrepVal . serializeCronSchedule
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instance Q.FromCol CronSchedule where
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fromCol bs =
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case Q.fromCol bs of
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Left err -> Left err
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Right dbCron ->
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case parseCronSchedule dbCron of
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Left err' -> Left $ "invalid cron schedule " <> pack err'
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Right cron -> Right cron
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instance J.ToJSONKey Void
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