From 057f1db2442a732e86d75fa82905388b85a4e31d Mon Sep 17 00:00:00 2001
From: Yannick Croissant <yannick.croissant@gmail.com>
Date: Mon, 24 Jun 2019 18:07:45 +0200
Subject: [PATCH] [Fix] : fix crash on for...of destructuring

Fixes #2326
---
 lib/util/usedPropTypes.js     | 2 +-
 tests/lib/rules/prop-types.js | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/util/usedPropTypes.js b/lib/util/usedPropTypes.js
index 9e5fffbfe5..9e19fe8b14 100755
--- a/lib/util/usedPropTypes.js
+++ b/lib/util/usedPropTypes.js
@@ -452,7 +452,7 @@ module.exports = function usedPropTypesInstructions(context, components, utils)
       }
 
       // Only handles destructuring
-      if (node.id.type !== 'ObjectPattern') {
+      if (node.id.type !== 'ObjectPattern' || !node.init) {
         return;
       }
 
diff --git a/tests/lib/rules/prop-types.js b/tests/lib/rules/prop-types.js
index bcb48a09dc..b8d5bd7e3d 100755
--- a/tests/lib/rules/prop-types.js
+++ b/tests/lib/rules/prop-types.js
@@ -2349,6 +2349,12 @@ ruleTester.run('prop-types', rule, {
       }
       `,
       parser: parsers.BABEL_ESLINT
+    },
+    {
+      // issue #2326
+      code: `
+        for (const {result} of results) {}
+      `
     }
   ],