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Fix non nullable type representation 

…in executor error messages.
This commit is contained in:
Eugen Wissner 2023-10-13 20:42:24 +02:00
parent 2fdf04f54a
commit fdc43e4e25
7 changed files with 33 additions and 22 deletions
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2
graphql.cabal
View File

@ -22,7 +22,7 @@ extra-source-files:
README.md
tested-with:
GHC == 9.2.8,
GHC == 9.6.2
GHC == 9.6.3
source-repository head
type: git

4
src/Language/GraphQL/AST/Document.hs
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@ -371,8 +371,8 @@ data NonNullType
deriving Eq
instance Show NonNullType where
show (NonNullTypeNamed typeName) = '!' : Text.unpack typeName
show (NonNullTypeList listType) = concat ["![", show listType, "]"]
show (NonNullTypeNamed typeName) = Text.unpack $ typeName <> "!"
show (NonNullTypeList listType) = concat ["[", show listType, "]!"]
-- ** Directives

10
src/Language/GraphQL/Type/Definition.hs
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@ -18,6 +18,8 @@ module Language.GraphQL.Type.Definition
, float
, id
, int
, showNonNullType
, showNonNullListType
, selection
, string
) where
@ -207,3 +209,11 @@ include = handle include'
(Just (Boolean True)) -> Include directive'
_ -> Skip
include' directive' = Continue directive'
showNonNullType :: Show a => a -> String
showNonNullType = (++ "!") . show
showNonNullListType :: Show a => a -> String
showNonNullListType listType =
let representation = show listType
in concat ["[", representation, "]!"]

9
src/Language/GraphQL/Type/In.hs
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@ -66,10 +66,11 @@ instance Show Type where
show (NamedEnumType enumType) = show enumType
show (NamedInputObjectType inputObjectType) = show inputObjectType
show (ListType baseType) = concat ["[", show baseType, "]"]
show (NonNullScalarType scalarType) = '!' : show scalarType
show (NonNullEnumType enumType) = '!' : show enumType
show (NonNullInputObjectType inputObjectType) = '!' : show inputObjectType
show (NonNullListType baseType) = concat ["![", show baseType, "]"]
show (NonNullScalarType scalarType) = Definition.showNonNullType scalarType
show (NonNullEnumType enumType) = Definition.showNonNullType enumType
show (NonNullInputObjectType inputObjectType) =
Definition.showNonNullType inputObjectType
show (NonNullListType baseType) = Definition.showNonNullListType baseType
-- | Field argument definition.
data Argument = Argument (Maybe Text) Type (Maybe Definition.Value)

12
src/Language/GraphQL/Type/Out.hs
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@ -115,12 +115,12 @@ instance forall a. Show (Type a) where
show (NamedInterfaceType interfaceType) = show interfaceType
show (NamedUnionType unionType) = show unionType
show (ListType baseType) = concat ["[", show baseType, "]"]
show (NonNullScalarType scalarType) = '!' : show scalarType
show (NonNullEnumType enumType) = '!' : show enumType
show (NonNullObjectType inputObjectType) = '!' : show inputObjectType
show (NonNullInterfaceType interfaceType) = '!' : show interfaceType
show (NonNullUnionType unionType) = '!' : show unionType
show (NonNullListType baseType) = concat ["![", show baseType, "]"]
show (NonNullScalarType scalarType) = showNonNullType scalarType
show (NonNullEnumType enumType) = showNonNullType enumType
show (NonNullObjectType inputObjectType) = showNonNullType inputObjectType
show (NonNullInterfaceType interfaceType) = showNonNullType interfaceType
show (NonNullUnionType unionType) = showNonNullType unionType
show (NonNullListType baseType) = showNonNullListType baseType
-- | Matches either 'NamedScalarType' or 'NonNullScalarType'.
pattern ScalarBaseType :: forall m. ScalarType -> Type m

12
tests/Language/GraphQL/ExecuteSpec.hs
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@ -295,7 +295,7 @@ spec =
let data'' = Object $ HashMap.singleton "philosopher" Null
executionErrors = pure $ Error
{ message =
"Value completion error. Expected type !School, found: EXISTENTIALISM."
"Value completion error. Expected type School!, found: EXISTENTIALISM."
, locations = [Location 1 17]
, path = [Segment "philosopher", Segment "school"]
}
@ -307,7 +307,7 @@ spec =
let data'' = Object $ HashMap.singleton "philosopher" Null
executionErrors = pure $ Error
{ message =
"Value completion error. Expected type !Interest, found: { instrument: \"piano\" }."
"Value completion error. Expected type Interest!, found: { instrument: \"piano\" }."
, locations = [Location 1 17]
, path = [Segment "philosopher", Segment "interest"]
}
@ -319,7 +319,7 @@ spec =
let data'' = Object $ HashMap.singleton "philosopher" Null
executionErrors = pure $ Error
{ message
= "Value completion error. Expected type !Work, found:\
= "Value completion error. Expected type Work!, found:\
\ { title: \"Also sprach Zarathustra: Ein Buch f\252r Alle und Keinen\" }."
, locations = [Location 1 17]
, path = [Segment "philosopher", Segment "majorWork"]
@ -343,7 +343,7 @@ spec =
it "gives location information for failed result coercion" $
let data'' = Object $ HashMap.singleton "philosopher" Null
executionErrors = pure $ Error
{ message = "Unable to coerce result to !Int."
{ message = "Unable to coerce result to Int!."
, locations = [Location 1 26]
, path = [Segment "philosopher", Segment "century"]
}
@ -364,7 +364,7 @@ spec =
it "sets data to null if a root field isn't nullable" $
let executionErrors = pure $ Error
{ message = "Unable to coerce result to !Int."
{ message = "Unable to coerce result to Int!."
, locations = [Location 1 3]
, path = [Segment "count"]
}
@ -375,7 +375,7 @@ spec =
it "detects nullability errors" $
let data'' = Object $ HashMap.singleton "philosopher" Null
executionErrors = pure $ Error
{ message = "Value completion error. Expected type !String, found: null."
{ message = "Value completion error. Expected type String!, found: null."
, locations = [Location 1 26]
, path = [Segment "philosopher", Segment "firstLanguage"]
}

6
tests/Language/GraphQL/Validate/RulesSpec.hs
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@ -878,7 +878,7 @@ spec =
{ message =
"Variable \"$dogCommandArg\" of type \
\\"DogCommand\" used in position expecting type \
\\"!DogCommand\"."
\\"DogCommand!\"."
, locations = [AST.Location 1 26]
}
in validate queryString `shouldBe` [expected]
@ -925,7 +925,7 @@ spec =
|]
expected = Error
{ message =
"Value 3 cannot be coerced to type \"!CatCommand\"."
"Value 3 cannot be coerced to type \"CatCommand!\"."
, locations = [AST.Location 3 36]
}
in validate queryString `shouldBe` [expected]
@ -940,7 +940,7 @@ spec =
|]
expected = Error
{ message =
"Value 3 cannot be coerced to type \"!String\"."
"Value 3 cannot be coerced to type \"String!\"."
, locations = [AST.Location 2 28]
}
in validate queryString `shouldBe` [expected]