From 6cc2f5dc780e908eb27282c63436b9aafef0074f Mon Sep 17 00:00:00 2001
From: Justin Ridgewell <justin@ridgewell.name>
Date: Sun, 4 Jun 2017 12:57:50 -0400
Subject: [PATCH] Consider any unary expression

---
 packages/babel-plugin-transform-optional-chaining/src/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/babel-plugin-transform-optional-chaining/src/index.js b/packages/babel-plugin-transform-optional-chaining/src/index.js
index 99fb80b695..4272827238 100644
--- a/packages/babel-plugin-transform-optional-chaining/src/index.js
+++ b/packages/babel-plugin-transform-optional-chaining/src/index.js
@@ -94,7 +94,7 @@ export default function ({ types: t }) {
           if (path.key == "callee" && (parentPath.isCallExpression() || parentPath.isNewExpression())) {
             return false;
           }
-          if (path.key == "argument" && parentPath.isUnaryExpression({ operator: "delete" })) {
+          if (path.key == "argument" && parentPath.isUnaryExpression()) {
             return false;
           }