Gemfile in js_dependency-0.3.15 vs Gemfile in js_dependency-0.4.0

@@ -9,8 +9,17 @@
 
 gem "rspec", "~> 3.0"
 
 gem "codecov", require: false, group: "test"
 gem "debug", ">= 1.0.0"
+gem "guard-rspec", require: false
 gem "rubocop", "~> 1.21"
 gem "simplecov", require: false, group: :test
 gem "yarn"
+
+gem "rspec-parameterized", "~> 1.0"
+
+gem "rubocop-performance", "~> 1.21"
+
+gem "rubocop-rake", "~> 0.6.0"
+
+gem "rubocop-rspec", "~> 2.28"