feat(gg): allow delegated-parent-resolvers (#429)

closes #428
prisma-labs · Feb 4, 2019 · f661c4b · f661c4b
1 parent 76254f4
commit f661c4b
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Showing 3 changed files with 10,416 additions and 4,207 deletions.
diff --git a/packages/graphqlgen/src/generators/ts-generator.ts b/packages/graphqlgen/src/generators/ts-generator.ts
@@ -542,11 +542,18 @@ const renderTypeResolver = (
     `
   }
 
-  const func = `
-    ${params} => ${resolverReturnType(returnType)}
+  const func = `${params} => ${resolverReturnType(returnType)}`
+
+  const DelegatedParentResolver = `
+    {
+      fragment: string
+      resolver: ${func}
+    }
   `
 
-  return func
+  const resolver = union([`(${func})`, DelegatedParentResolver])
+
+  return resolver
 }
 
 function renderResolvers(args: GenerateArgs): string {