Fix

Gemfile

@@ -1,27 +1,26 @@
 # frozen_string_literal: true
 
-source "https://rubygems.org"
+source 'https://rubygems.org'
 
 # Specify your gem's dependencies in xml2json.gemspec
 gemspec
 
-gem "rake", "~> 13.0"
+gem 'rake', '~> 13.0'
 
-gem "rake-compiler"
-gem "rb_sys", "~> 0.9.63"
+gem 'rake-compiler'
+gem 'rb_sys', '~> 0.9.63'
 
-gem "rspec", "~> 3.0"
+gem 'rspec', '~> 3.0'
 
-gem "rubocop", "~> 1.21"
+gem 'rubocop', '~> 1.21'
 
-gem "yard-rustdoc"
+gem 'yard-rustdoc'
 
-gem "pry"
-gem "pry-byebug"
-gem "yard"
+gem 'pry'
+gem 'pry-byebug'
+gem 'yard'
 # # Cause I want to use rack adapter
-gem "rack"
-gem "rackup"
+gem 'rack'
+gem 'rackup'
 # # Cause I want to use rack adapter with puma server
-gem "puma"
-
+gem 'puma'