command_exists: wrap variable in curly braces

2018-03-09 13:39:43 +00:00
parent 0c26203ff7
commit 86e18aabc1
1 changed files with 3 additions and 1 deletions
--- a/4
+++ b/4
@@ -21,7 +21,9 @@ echo "#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#-#"
 echo

 command_exists () {
-  command -v "$1" /dev/null 2&>1
+
+  command -v "${1}" /dev/null 2&>1
+}


 get_permission () {