feat: get parent node type (#318)

Author: ethanve

src/getNodeResource.ts

@@ -1,15 +1,11 @@
 import { GraphQLResolveInfo } from 'graphql';
 
+import getParentNodeType from './getParentNodeType';
 import { Context } from './types/Context';
-// eslint-disable-next-line import/no-cycle
-import NodeType from './types/NodeType';
-import asType from './utils/asType';
 
 export default function getNodeResource(
   context: Context,
   info: GraphQLResolveInfo,
 ) {
-  // eslint-disable-next-line @typescript-eslint/no-use-before-define
-  const parentType = asType(info.parentType, NodeType);
-  return parentType.getResource(context);
+  return getParentNodeType(info).getResource(context);
 }

src/getParentNodeType.ts

@@ -0,0 +1,8 @@
+import { GraphQLResolveInfo } from 'graphql';
+
+import NodeType from './types/NodeType';
+import asType from './utils/asType';
+
+export default function getParentNodeType(info: GraphQLResolveInfo) {
+  return asType(info.parentType, NodeType);
+}