[ESLint] enable unicorn/prefer-array-flat-map rule (#3044)

* enable `unicorn/prefer-array-flat-map` rule * format
graphql · Mar 4, 2023 · deeb467 · deeb467
1 parent 16f4951
commit deeb467
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git 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
@@ -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) {