From 98558685c70e19fe95ec0679ebd01981dc667d82 Mon Sep 17 00:00:00 2001
From: Mahdi About <mahdi.about@roche.com>
Date: Sat, 24 Apr 2021 12:10:57 +0200
Subject: [PATCH] add Babel optional chaining plugin

---
 package.json        | 1 +
 src/client/.babelrc | 3 ++-
 src/server/.babelrc | 3 ++-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/package.json b/package.json
index c4d6aef..0a82c22 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,7 @@
     "@babel/core": "^7.11.1",
     "@babel/plugin-proposal-class-properties": "^7.10.4",
     "@babel/plugin-proposal-object-rest-spread": "^7.11.0",
+    "@babel/plugin-proposal-optional-chaining": "^7.13.12",
     "@babel/plugin-transform-object-assign": "^7.10.4",
     "@babel/polyfill": "^7.10.4",
     "@babel/preset-env": "^7.11.0",
diff --git a/src/client/.babelrc b/src/client/.babelrc
index 749a4ef..df3ddb6 100644
--- a/src/client/.babelrc
+++ b/src/client/.babelrc
@@ -4,6 +4,7 @@
   ],
   "plugins": [
   	"@babel/plugin-proposal-object-rest-spread",
-  	"@babel/plugin-proposal-class-properties"
+  	"@babel/plugin-proposal-class-properties",
+    "@babel/plugin-proposal-optional-chaining"
   ]
 }
diff --git a/src/server/.babelrc b/src/server/.babelrc
index d9037ee..2b14d1b 100644
--- a/src/server/.babelrc
+++ b/src/server/.babelrc
@@ -12,6 +12,7 @@
     "transform-es3-member-expression-literals",
     "@babel/plugin-proposal-class-properties",
     "@babel/plugin-proposal-object-rest-spread",
-    "@babel/plugin-transform-object-assign"
+    "@babel/plugin-transform-object-assign",
+    "@babel/plugin-proposal-optional-chaining"
   ]
 }