Wrap install script in function.

Author: razor-x

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## HEAD
+
+- Wrap install script in function.
+
 ## 1.0.0
 
 - Add development mode using Gulp.

install.sh

@@ -1,10 +1,14 @@
+install_tmuxrc () {
+
 set -e
 
 if ! [ -n "$TMUX" ]; then
   echo -e "\033[31m✘ Must run in a tmux session to install!"
   exit 1
 fi
 
+set -u
+
 echo -e "\033[32m➤ Installing!   \033[0m"
 
 command -v git >/dev/null 2>&1 \
@@ -61,3 +65,6 @@ echo -e "\033[32m    ✔ Completed   ❰ Install Plugins ❱   \033[0m"
 echo -e "\033[32m✔ Install complete!   \033[0m"
 
 exit 0
+}
+
+install_tmuxrc