From 5d7ddfcb7a43c3d62a09009e667b587c1144bf94 Mon Sep 17 00:00:00 2001
From: JounQin <admin@1stg.me>
Date: Wed, 25 Jun 2025 08:49:01 +0800
Subject: [PATCH 1/2] fix: should only report on fixable paths

---
 src/rules/extensions.ts       | 31 ++++++++++++++++++++++++-------
 test/rules/extensions.spec.ts |  5 +++++
 2 files changed, 29 insertions(+), 7 deletions(-)

diff --git a/src/rules/extensions.ts b/src/rules/extensions.ts
index 7f8c5f82..2ec5a22f 100644
--- a/src/rules/extensions.ts
+++ b/src/rules/extensions.ts
@@ -355,8 +355,9 @@ export default createRule<Options, MessageId>({
           )
           const extensionForbidden = isUseOfExtensionForbidden(extension)
           if (extensionRequired && !extensionForbidden) {
-            const fixedImportPath = stringifyPath({
-              pathname: `${
+            const pathname =
+              extension &&
+              `${
                 /([\\/]|[\\/]?\.?\.)$/.test(importPath)
                   ? `${
                       importPath.endsWith('/')
@@ -364,10 +365,17 @@ export default createRule<Options, MessageId>({
                         : importPath
                     }/index.${extension}`
                   : `${importPath}.${extension}`
-              }`,
-              query,
-              hash,
-            })
+              }`
+            const fixedImportPath =
+              extension && stringifyPath({ pathname, query, hash })
+
+            if (
+              importPath === fixedImportPath ||
+              resolvedPath !== resolve(pathname, context)
+            ) {
+              return
+            }
+
             const fixOrSuggest = {
               fix(fixer: TSESLint.RuleFixer) {
                 return fixer.replaceText(
@@ -376,6 +384,7 @@ export default createRule<Options, MessageId>({
                 )
               },
             }
+
             context.report({
               node: source,
               messageId: extension ? 'missingKnown' : 'missing',
@@ -408,11 +417,17 @@ export default createRule<Options, MessageId>({
         ) {
           const fixedPathname = importPath.slice(0, -(extension.length + 1))
           const isIndex = fixedPathname.endsWith('/index')
+          const pathname = isIndex ? fixedPathname.slice(0, -6) : fixedPathname
           const fixedImportPath = stringifyPath({
-            pathname: isIndex ? fixedPathname.slice(0, -6) : fixedPathname,
+            pathname,
             query,
             hash,
           })
+
+          if (resolvedPath !== resolve(pathname, context)) {
+            return
+          }
+
           const fixOrSuggest = {
             fix(fixer: TSESLint.RuleFixer) {
               return fixer.replaceText(
@@ -421,6 +436,7 @@ export default createRule<Options, MessageId>({
               )
             },
           }
+
           const commonSuggestion = {
             ...fixOrSuggest,
             messageId: 'removeUnexpected' as const,
@@ -430,6 +446,7 @@ export default createRule<Options, MessageId>({
               fixedImportPath,
             },
           }
+
           context.report({
             node: source,
             messageId: 'unexpected',
diff --git a/test/rules/extensions.spec.ts b/test/rules/extensions.spec.ts
index f7824036..7d131efc 100644
--- a/test/rules/extensions.spec.ts
+++ b/test/rules/extensions.spec.ts
@@ -170,6 +170,11 @@ ruleTester.run('extensions', rule, {
       code: "import foo from './foo.js';",
       options: [{ fix: true, pattern: { js: 'always' } }],
     }),
+
+    tValid({
+      code: "import eslint from 'eslint';",
+      options: [{ fix: true, pattern: { js: 'always' } }],
+    }),
   ],
 
   invalid: [

From 1ad9595f3d9c137cab56a85aa1cb1ea1cb27375f Mon Sep 17 00:00:00 2001
From: JounQin <admin@1stg.me>
Date: Wed, 25 Jun 2025 08:50:44 +0800
Subject: [PATCH 2/2] Create dull-wombats-boil.md

Signed-off-by: JounQin <admin@1stg.me>
---
 .changeset/dull-wombats-boil.md | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 .changeset/dull-wombats-boil.md

diff --git a/.changeset/dull-wombats-boil.md b/.changeset/dull-wombats-boil.md
new file mode 100644
index 00000000..bf8b4973
--- /dev/null
+++ b/.changeset/dull-wombats-boil.md
@@ -0,0 +1,5 @@
+---
+"eslint-plugin-import-x": patch
+---
+
+fix(extensions): should only report on fixable paths