Fix doTypesOverlap when seeing if object overlaps with interface

lukel97 · lukel97 · commit 64952189b9d4 · 2022-02-23T14:15:39.000Z
It's possible here that typeA is also an interface
diff --git a/Sources/GraphQL/Utilities/TypeComparators.swift b/Sources/GraphQL/Utilities/TypeComparators.swift
@@ -171,10 +171,7 @@ func doTypesOverlap(
         }
     }
 
-    if
-        let typeA = typeA as? GraphQLObjectType,
-        let typeB = typeB as? GraphQLAbstractType
-    {
+    if let typeB = typeB as? GraphQLAbstractType {
         // Determine if the former type is a possible concrete type of the latter.
         return schema.isSubType(
             abstractType: typeB,

Original file line number	Diff line number	Diff line change
`@@ -171,10 +171,7 @@ func doTypesOverlap(`
`171`	`171`	`}`
`172`	`172`	`}`
`173`	`173`
`174`		`- if`
`175`		`- let typeA = typeA as? GraphQLObjectType,`
`176`		`- let typeB = typeB as? GraphQLAbstractType`
`177`		`- {`
	`174`	`+ if let typeB = typeB as? GraphQLAbstractType {`
`178`	`175`	`// Determine if the former type is a possible concrete type of the latter.`
`179`	`176`	`return schema.isSubType(`
`180`	`177`	`abstractType: typeB,`