From a93a6074e201b83a83f4fa451c7e70f28e2cb218 Mon Sep 17 00:00:00 2001
From: Jonathan Hodgson <git@jonathanh.co.uk>
Date: Wed, 3 Feb 2021 23:00:28 +0000
Subject: [PATCH] Adds check before running ruby commands

---
 shells/shared/environmentVariables | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/shells/shared/environmentVariables b/shells/shared/environmentVariables
index 2273a0dc..ca2bd799 100644
--- a/shells/shared/environmentVariables
+++ b/shells/shared/environmentVariables
@@ -21,10 +21,12 @@ done
 export PATH=~/Projects/current/bin:$mypath:$GOPATH/bin:$HOME/.local/share/bin:$PATH:.
 
 #Ruby things
-GEM_HOME=$(ls -t -U | ruby -e 'puts Gem.user_dir')
-GEM_PATH=$GEM_HOME
-export PATH=$PATH:$GEM_HOME/bin
-export GEM_HOME=$(ruby -e 'print Gem.user_dir')
+if type -p ruby > /dev/null; then
+	GEM_HOME=$(ls -t -U | ruby -e 'puts Gem.user_dir')
+	GEM_PATH=$GEM_HOME
+	export PATH=$PATH:$GEM_HOME/bin
+	export GEM_HOME=$(ruby -e 'print Gem.user_dir')
+fi
 
 export PATH=$PATH:$HOME/node_modules/.bin