From 63ca9d6f45e884b320a4fdb5a424072f6d217661 Mon Sep 17 00:00:00 2001
From: Stefan Probst <stefanprobst@kolabnow.com>
Date: Mon, 11 Oct 2021 16:28:25 +0200
Subject: [PATCH] fix: allow `next lint` without `eslint-config-next` installed

---
 packages/next/lib/eslint/runLintCheck.ts | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/packages/next/lib/eslint/runLintCheck.ts b/packages/next/lib/eslint/runLintCheck.ts
index 5833a0c17e5f..3e6d1e307c93 100644
--- a/packages/next/lib/eslint/runLintCheck.ts
+++ b/packages/next/lib/eslint/runLintCheck.ts
@@ -198,12 +198,13 @@ async function lint(
         eslintVersion: eslintVersion,
         lintedFilesCount: results.length,
         lintFix: !!options.fix,
-        nextEslintPluginVersion: nextEslintPluginIsEnabled
-          ? require(path.join(
-              path.dirname(deps.resolved.get('eslint-config-next')!),
-              'package.json'
-            )).version
-          : null,
+        nextEslintPluginVersion:
+          nextEslintPluginIsEnabled && deps.resolved.has('eslint-config-next')
+            ? require(path.join(
+                path.dirname(deps.resolved.get('eslint-config-next')!),
+                'package.json'
+              )).version
+            : null,
         nextEslintPluginErrorsCount: formattedResult.totalNextPluginErrorCount,
         nextEslintPluginWarningsCount:
           formattedResult.totalNextPluginWarningCount,