Gemfile in gistory-0.2.0 vs Gemfile in gistory-0.2.1

@@ -1,19 +1,19 @@
 # frozen_string_literal: true
 
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 gemspec
 
 group :development, :test do
-  gem 'byebug' # debugger
-  gem 'pry' # better console
-  gem 'pry-byebug' # pry integration for byebug
+  gem "byebug" # debugger
+  gem "pry" # better console
+  gem "pry-byebug" # pry integration for byebug
 end
 
 group :test do
-  gem 'coveralls', require: false
-  gem 'simplecov', require: false # code coverage
+  gem "coveralls", require: false
+  gem "simplecov", require: false # code coverage
 end
 
-local_gemfile = 'Gemfile.local'
+local_gemfile = "Gemfile.local"
 eval_gemfile(local_gemfile) if File.exist?(local_gemfile)