2 files changed, 6 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index ea80e9f..d57b961 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,6 +6,11 @@ platforms :rbx do
   gem 'racc'
 end
 
+group :development do
+  gem 'pry'
+  gem 'pry-stack_explorer', platforms: [:ruby_19, :ruby_20, :ruby_21]
+end
+
 gemspec
 
 gem 'rubocop', '~> 0.25'
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index e5fd783..0da19f7 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,4 +1,5 @@
 require 'rubygems'
+require 'pry'
 
 $LOAD_PATH.unshift(File.dirname(__FILE__))
 $LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))