help user install bundler if missing

1 files changed, 6 insertions, 1 deletions

diff --git a/Rakefile b/Rakefile
index f2c6857..8cb6503 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,6 +1,11 @@
 require 'bundler/gem_tasks'
 
-require 'rspec/core/rake_task'
+begin
+    require 'rspec/core/rake_task'
+rescue LoadError
+    puts "missing bundler gem, you should\n$ gem install bundler"
+    exit 1
+end
 RSpec::Core::RakeTask.new
 
 task :default => :spec