From 47e673d34b70e5bfb6bdc87d21643a823828b9ad Mon Sep 17 00:00:00 2001
From: Dimitri POSTOLOV <dmytropostolov@gmail.com>
Date: Sun, 25 Jun 2023 01:30:15 +0200
Subject: [PATCH] enable `prefer-arrow-callback` (#3282)

---
 .eslintrc.js                                 |  2 +-
 packages/graphiql/resources/renderExample.js | 21 ++++++++------------
 2 files changed, 9 insertions(+), 14 deletions(-)

diff --git a/.eslintrc.js b/.eslintrc.js
index 23b813fb86a..62919fc4bd3 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -248,12 +248,12 @@ module.exports = {
         'no-useless-computed-key': 'error',
         'no-useless-constructor': 'off',
         'no-useless-rename': 'error',
+        'prefer-arrow-callback': ['error', { allowNamedFunctions: true }],
         'object-shorthand': [
           'error',
           'always',
           { avoidExplicitReturnArrows: true },
         ],
-        'prefer-arrow-callback': ['off', { allowNamedFunctions: true }], // prettier --list-different
         'prefer-numeric-literals': 'off',
         'prefer-template': 'off',
         'sort-imports': 'off',
diff --git a/packages/graphiql/resources/renderExample.js b/packages/graphiql/resources/renderExample.js
index 80f3258c7a2..8e8e44ca096 100644
--- a/packages/graphiql/resources/renderExample.js
+++ b/packages/graphiql/resources/renderExample.js
@@ -49,19 +49,14 @@ function onTabChange(tabsState) {
 }
 
 function updateURL() {
-  const newSearch =
-    '?' +
-    Object.keys(parameters)
-      .filter(function (key) {
-        return Boolean(parameters[key]);
-      })
-      .map(function (key) {
-        return (
-          encodeURIComponent(key) + '=' + encodeURIComponent(parameters[key])
-        );
-      })
-      .join('&');
-  history.replaceState(null, null, newSearch);
+  const newSearch = Object.entries(parameters)
+    .filter(([_key, value]) => value)
+    .map(
+      ([key, value]) =>
+        encodeURIComponent(key) + '=' + encodeURIComponent(value),
+    )
+    .join('&');
+  history.replaceState(null, null, `?${newSearch}`);
 }
 
 function getSchemaUrl() {