Make result type generic on ApolloOperationErrorHandlerFunction

Author: sgarner

src/error/handleApolloError.ts

@@ -2,16 +2,17 @@ import { processApolloError } from './processApolloError';
 import { ApolloOperationContext } from '../types';
 import { Vue } from 'vue/types/vue';
 import { ApolloError, ApolloOperationErrorHandlerFunction } from './types';
-import { ApolloErrorHandlerResult, ApolloErrorHandlerResultInterface } from './ApolloErrorHandlerResult';
+import { ApolloErrorHandlerResult } from './ApolloErrorHandlerResult';
 
 /**
  * This is a simple example of an error handler function. You can copy this and implement your own in your application.
  */
-export const handleApolloError: ApolloOperationErrorHandlerFunction<ApolloError, Vue> = (
-  error: ApolloError,
-  app: Vue,
-  context?: ApolloOperationContext,
-): ApolloErrorHandlerResultInterface => {
+export const handleApolloError: ApolloOperationErrorHandlerFunction<
+  ApolloError,
+  Vue,
+  ApolloOperationContext,
+  ApolloErrorHandlerResult
+> = (error: ApolloError, app: Vue, context?: ApolloOperationContext): ApolloErrorHandlerResult => {
   const { unhandledErrors, handledErrors } = processApolloError(error, {
     app,
     context,

src/error/types.ts

@@ -83,4 +83,5 @@ export type ApolloOperationErrorHandlerFunction<
   TError = BaseApolloError,
   TApp extends Vue = Vue,
   TContext = ApolloOperationContext,
-> = (error: TError, app: TApp, context?: TContext) => ApolloErrorHandlerResultInterface;
+  TResult = ApolloErrorHandlerResultInterface,
+> = (error: TError, app: TApp, context?: TContext) => TResult;