Gemfile in puppet-strings-0.99.0 vs Gemfile in puppet-strings-1.0.0

@@ -4,24 +4,21 @@
 
 gem 'rgen'
 gem 'redcarpet'
 gem 'yard', '~> 0.9.5'
 
-puppetversion = ENV['PUPPET_VERSION']
-
-if puppetversion
-  gem 'puppet', puppetversion
+if ENV['PUPPET_GEM_VERSION']
+  gem 'puppet', ENV['PUPPET_GEM_VERSION'], :require => false
 else
-  gem 'puppet'
+  gem 'puppet', :require => false
 end
 
 group :test do
   gem "rspec", "~> 3.1"
   gem 'mocha'
   gem 'puppetlabs_spec_helper'
   gem 'serverspec'
-  gem 'rubocop', '~> 0.41.0'
 end
 
 group :acceptance do
   gem 'beaker', '< 3.0'
   gem 'beaker-rspec'
@@ -34,5 +31,9 @@
     gem 'pry-debugger'
   elsif RUBY_VERSION[0] == '2'
     gem 'pry-byebug'
   end
 end
+
+gem 'json',      '<= 1.8'   if RUBY_VERSION < '2.0.0'
+gem 'json_pure', '<= 2.0.1' if RUBY_VERSION < '2.0.0'
+gem 'rubocop'               if RUBY_VERSION >= '2.0.0'