From 646d0182c98cfed0e8c8da37273023e0e33a067a Mon Sep 17 00:00:00 2001
From: Kamil Kokot <kamil@kokot.me>
Date: Tue, 30 Jan 2018 16:38:06 +0100
Subject: [PATCH] Make packages providing Twig extensions conflict with Twig
 1.x

---
 composer.json | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/composer.json b/composer.json
index 5a0670a4fd77..0f7ce72c3be1 100644
--- a/composer.json
+++ b/composer.json
@@ -40,6 +40,9 @@
         "incenteev/composer-parameter-handler": "~2.0",
         "polishsymfonycommunity/symfony-mocker-container": "^1.0"
     },
+    "conflict": {
+        "twig/twig": "^1.0"
+    },
     "config": {
         "bin-dir": "bin"
     },