From deeb467b1b2e8d7d0f2a5b5d5224456e5a233d4b Mon Sep 17 00:00:00 2001
From: Dimitri POSTOLOV <dmytropostolov@gmail.com>
Date: Sat, 4 Mar 2023 12:47:58 +0100
Subject: [PATCH] [ESLint] enable `unicorn/prefer-array-flat-map` rule (#3044)

* enable `unicorn/prefer-array-flat-map` rule

* format
---
 .eslintrc.js                              | 1 +
 packages/graphiql-react/src/execution.tsx | 5 +----
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/.eslintrc.js b/.eslintrc.js
index 9c1bc639345..454ad959560 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -253,6 +253,7 @@ module.exports = {
     'no-lonely-if': 'error',
     'unicorn/no-lonely-if': 'error',
     'unicorn/prefer-optional-catch-binding': 'error',
+    'unicorn/prefer-array-flat-map': 'error',
     'no-unused-expressions': 'off',
     '@typescript-eslint/no-unused-expressions': 'error',
     'sonarjs/no-small-switch': 'error',
diff --git a/packages/graphiql-react/src/execution.tsx b/packages/graphiql-react/src/execution.tsx
index 950c9c7d22a..6d5ddb114b3 100644
--- a/packages/graphiql-react/src/execution.tsx
+++ b/packages/graphiql-react/src/execution.tsx
@@ -203,10 +203,7 @@ export function ExecutionContextProvider(props: ExecutionContextProviderProps) {
           };
           const maybeErrors = [
             ...(fullResponse?.errors || []),
-            ...maybeMultipart
-              .map(i => i.errors)
-              .flat()
-              .filter(Boolean),
+            ...maybeMultipart.flatMap(i => i.errors).filter(Boolean),
           ];
 
           if (maybeErrors.length) {