From b61fe90d120d24b2ec138729fc860703373f16ff Mon Sep 17 00:00:00 2001
From: Alhadis <gardnerjohng@gmail.com>
Date: Mon, 12 Sep 2016 02:17:10 +1000
Subject: [PATCH] Terminate script if submodule registration failed

---
 script/add-grammar | 1 +
 1 file changed, 1 insertion(+)

diff --git a/script/add-grammar b/script/add-grammar
index e72fe89b..25c12176 100755
--- a/script/add-grammar
+++ b/script/add-grammar
@@ -86,6 +86,7 @@ end
 
 log "Registering new submodule: #{repo_new}"
 `git submodule add -f #{https} #{repo_new}`
+exit 1 if $?.exitstatus > 0
 `script/convert-grammars --add #{repo_new}`
 
 log "Confirming license"