From 3c937157a3840dd57658d11bfd06d224ac2a828f Mon Sep 17 00:00:00 2001
From: Szydlak <szydlak.work@gmail.com>
Date: Thu, 14 Nov 2024 13:19:47 +0100
Subject: [PATCH] fix(eslint-plugin): report deprecations used in default
 export

fixes #10327
---
 .../eslint-plugin/src/rules/no-deprecated.ts  |  1 -
 .../tests/rules/no-deprecated.test.ts         | 37 +++++++++++++++++++
 2 files changed, 37 insertions(+), 1 deletion(-)

diff --git a/packages/eslint-plugin/src/rules/no-deprecated.ts b/packages/eslint-plugin/src/rules/no-deprecated.ts
index 6d85d91a3dca..4ee51d4a3835 100644
--- a/packages/eslint-plugin/src/rules/no-deprecated.ts
+++ b/packages/eslint-plugin/src/rules/no-deprecated.ts
@@ -127,7 +127,6 @@ export default createRule({
       while (true) {
         switch (current.type) {
           case AST_NODE_TYPES.ExportAllDeclaration:
-          case AST_NODE_TYPES.ExportDefaultDeclaration:
           case AST_NODE_TYPES.ExportNamedDeclaration:
           case AST_NODE_TYPES.ImportDeclaration:
             return true;
diff --git a/packages/eslint-plugin/tests/rules/no-deprecated.test.ts b/packages/eslint-plugin/tests/rules/no-deprecated.test.ts
index 9f8648f48ae7..ba4e27555657 100644
--- a/packages/eslint-plugin/tests/rules/no-deprecated.test.ts
+++ b/packages/eslint-plugin/tests/rules/no-deprecated.test.ts
@@ -100,6 +100,23 @@ ruleTester.run('no-deprecated', rule, {
 
       a('b');
     `,
+    `
+      function a(value: 'b' | undefined): void;
+      /** @deprecated */
+      function a(value: 'c' | undefined): void;
+      function a(value: string | undefined): void {
+        // ...
+      }
+
+      export default a('b');
+    `,
+    `
+      function notDeprecated(): object {
+        return {};
+      }
+
+      export default notDeprecated();
+    `,
     `
       import { deprecatedFunctionWithOverloads } from './deprecated';
 
@@ -2463,5 +2480,25 @@ ruleTester.run('no-deprecated', rule, {
         },
       ],
     },
+    {
+      code: `
+        /** @deprecated */
+        function a(): object {
+          return {};
+        }
+
+        export default a();
+      `,
+      errors: [
+        {
+          column: 24,
+          data: { name: 'a' },
+          endColumn: 25,
+          endLine: 7,
+          line: 7,
+          messageId: 'deprecated',
+        },
+      ],
+    },
   ],
 });