attr_keyring.gemspec in attr_keyring-0.5.2 vs attr_keyring.gemspec in attr_keyring-0.5.3

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 require "./lib/attr_keyring/version"
 
 Gem::Specification.new do |spec|
   spec.name          = "attr_keyring"
   spec.version       = AttrKeyring::VERSION
@@ -10,13 +12,16 @@
   spec.description   = spec.summary
   spec.homepage      = "https://github.com/fnando/attr_keyring"
   spec.license       = "MIT"
 
   # Specify which files should be added to the gem when it is released.
-  # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
+  # The `git ls-files -z` loads the files in the RubyGem that have been added
+  # into git.
   spec.files         = Dir.chdir(File.expand_path(__dir__)) do
-    `git ls-files -z`.split("\x0").reject {|f| f.match(%r{^(test|spec|features)/}) }
+    `git ls-files -z`
+      .split("\x0")
+      .reject {|f| f.match(%r{^(test|spec|features)/}) }
   end
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) {|f| File.basename(f) }
   spec.require_paths = ["lib"]
 
@@ -27,8 +32,9 @@
   spec.add_development_dependency "mocha"
   spec.add_development_dependency "pg"
   spec.add_development_dependency "pry-meta"
   spec.add_development_dependency "rake"
   spec.add_development_dependency "rubocop"
+  spec.add_development_dependency "rubocop-fnando"
   spec.add_development_dependency "sequel"
   spec.add_development_dependency "simplecov"
 end