tanita-api-client.gemspec in tanita-api-client-0.1.1 vs tanita-api-client.gemspec in tanita-api-client-0.2.0

@@ -1,32 +1,36 @@
-lib = File.expand_path("lib", __dir__)
+# frozen_string_literal: true
+
+lib = File.expand_path('lib', __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
-require "tanita/api/client/version"
+require 'tanita/api/client/version'
 
 Gem::Specification.new do |spec|
-  spec.name          = "tanita-api-client"
+  spec.name          = 'tanita-api-client'
   spec.version       = Tanita::Api::Client::VERSION
-  spec.authors       = ["Kenji Koshikawa"]
-  spec.email         = ["[e-mail]"]
+  spec.authors = ['Kenji Koshikawa']
+  spec.email         = ['[e-mail]']
 
   spec.description   = 'Client for accessing Tanita Health Planet APIs'
   spec.summary       = spec.description
   spec.homepage      = 'https://github.com/koshilife/tanita-api-ruby-client'
-  spec.license       = "MIT"
+  spec.license       = 'MIT'
+  spec.required_ruby_version = Gem::Requirement.new('>= 2.4.0')
 
-  spec.metadata["homepage_uri"] = spec.homepage
-  spec.metadata["source_code_uri"] = "https://github.com/koshilife/tanita-api-ruby-client"
-  spec.metadata["changelog_uri"] = "#{spec.metadata["source_code_uri"]}/blob/master/CHANGELOG.md"
+  spec.metadata['homepage_uri'] = spec.homepage
+  spec.metadata['source_code_uri'] = 'https://github.com/koshilife/tanita-api-ruby-client'
+  spec.metadata['changelog_uri'] = "#{spec.metadata['source_code_uri']}/blob/master/CHANGELOG.md"
 
   # 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.
-  spec.files         = Dir.chdir(File.expand_path('..', __FILE__)) do
+  spec.files = Dir.chdir(File.expand_path('..', __FILE__)) do
     `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
   end
-  spec.bindir        = "exe"
+  spec.bindir        = 'exe'
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
-  spec.require_paths = ["lib"]
+  spec.require_paths = ['lib']
 
-  spec.add_development_dependency "bundler", "~> 2.0"
-  spec.add_development_dependency "rake", "~> 10.0"
-  spec.add_development_dependency "rspec", "~> 3.0"
+  spec.add_development_dependency 'bundler', '~> 2.0'
+  spec.add_development_dependency 'rake', '~> 12.0'
+  spec.add_development_dependency 'rspec', '~> 3.0'
+  spec.add_development_dependency 'webmock', '~> 3.7.6'
 end