[Fusion] Changed the return type of MergeUnionTypes to non-nullable (#7985)

glen-84 · web-flow · commit a0ece0b2ecfd · 2025-02-03T17:33:38.000+02:00
diff --git a/src/HotChocolate/Fusion-vnext/src/Fusion.Composition/SourceSchemaMerger.cs b/src/HotChocolate/Fusion-vnext/src/Fusion.Composition/SourceSchemaMerger.cs
@@ -539,7 +539,7 @@ private ScalarTypeDefinition MergeScalarTypes(ImmutableArray<TypeInfo> typeGroup
     /// <seealso href="https://graphql.github.io/composite-schemas-spec/draft/#sec-Merge-Union-Types">
     /// Specification
     /// </seealso>
-    private UnionTypeDefinition? MergeUnionTypes(
+    private UnionTypeDefinition MergeUnionTypes(
         ImmutableArray<TypeInfo> typeGroup,
         SchemaDefinition mergedSchema)
     {

Original file line number	Diff line number	Diff line change
`@@ -539,7 +539,7 @@ private ScalarTypeDefinition MergeScalarTypes(ImmutableArray<TypeInfo> typeGroup`
`539`	`539`	`/// <seealso href="https://graphql.github.io/composite-schemas-spec/draft/#sec-Merge-Union-Types">`
`540`	`540`	`/// Specification`
`541`	`541`	`/// </seealso>`
`542`		`- private UnionTypeDefinition? MergeUnionTypes(`
	`542`	`+ private UnionTypeDefinition MergeUnionTypes(`
`543`	`543`	`ImmutableArray<TypeInfo> typeGroup,`
`544`	`544`	`SchemaDefinition mergedSchema)`
`545`	`545`	`{`