From 67d73aa0b7eed389ce5e9b6ce2ce38660c2676ae Mon Sep 17 00:00:00 2001
From: "Tyler C Laprade, CFA" <pinkmonkeyblue@gmail.com>
Date: Mon, 8 Jul 2024 16:25:11 -0400
Subject: [PATCH] [Fix] `sort-prop-types`: Check for undefined before accessing
 `node.typeAnnotation.typeAnnotation`

---
 CHANGELOG.md                       | 2 ++
 lib/rules/sort-prop-types.js       | 5 ++++-
 tests/lib/rules/sort-prop-types.js | 8 ++++++++
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5db11b6487..4750122ca1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,7 +8,9 @@ This change log adheres to standards from [Keep a CHANGELOG](https://keepachange
 ### Fixed
 
 * [`prop-types`]: fix `className` missing in prop validation false negative ([#3749] @akulsr0)
+* [`sort-prop-types`]: Check for undefined before accessing `node.typeAnnotation.typeAnnotation` ([#3779] @tylerlaprade)
 
+[#3779]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3779
 [#3749]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3749
 
 ## [7.34.3] - 2024.06.18
diff --git a/lib/rules/sort-prop-types.js b/lib/rules/sort-prop-types.js
index 808dd1df1f..20effacc44 100644
--- a/lib/rules/sort-prop-types.js
+++ b/lib/rules/sort-prop-types.js
@@ -230,7 +230,10 @@ module.exports = {
     }
 
     function handleFunctionComponent(node) {
-      const firstArg = node.params[0].typeAnnotation && node.params[0].typeAnnotation.typeAnnotation;
+      const firstArg = node.params
+        && node.params.length > 0
+        && node.params[0].typeAnnotation
+        && node.params[0].typeAnnotation.typeAnnotation;
       if (firstArg && firstArg.type === 'TSTypeReference') {
         const propType = typeAnnotations.get(firstArg.typeName.name)
           && typeAnnotations.get(firstArg.typeName.name)[0];
diff --git a/tests/lib/rules/sort-prop-types.js b/tests/lib/rules/sort-prop-types.js
index a89ebeaf97..7fbe1b4f97 100644
--- a/tests/lib/rules/sort-prop-types.js
+++ b/tests/lib/rules/sort-prop-types.js
@@ -493,6 +493,14 @@ ruleTester.run('sort-prop-types', rule, {
       `,
       features: ['types'],
       options: [{ checkTypes: false }],
+    },
+    {
+      code: `
+        function Foo() {
+          return <div />;
+        }
+      `,
+      options: [{ checkTypes: true }],
     }
   )),
   invalid: parsers.all([].concat(