china_aqi.gemspec in china_aqi-0.0.4 vs china_aqi.gemspec in china_aqi-0.0.5

@@ -1,26 +1,30 @@
-# coding: utf-8
 lib = File.expand_path('../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'china_aqi/version'
 
 Gem::Specification.new do |spec|
-  spec.name          = "china_aqi"
+  spec.name          = 'china_aqi'
   spec.version       = ChinaAqi::VERSION
-  spec.authors       = ["Xuhao"]
-  spec.email         = ["[e-mail]"]
-  spec.description   = %q{China AQI API from PM25.in}
-  spec.summary       = %q{China AQI API from PM25.in}
-  spec.homepage      = "https://github.com/Xuhao/china_aqi"
-  spec.license       = "MIT"
+  spec.authors       = ['Xuhao']
+  spec.email         = ['[e-mail]']
+  spec.description   = 'China AQI API from PM25.in'
+  spec.summary       = 'China AQI API from PM25.in'
+  spec.homepage      = 'https://github.com/Xuhao/china_aqi'
+  spec.license       = 'MIT'
 
-  spec.files         = `git ls-files`.split($/)
+  spec.files         = `git ls-files`.split($RS)
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
-  spec.require_paths = ["lib"]
+  spec.require_paths = ['lib']
 
-  spec.add_development_dependency "bundler", "~> 1.3"
-  spec.add_development_dependency "rake"
-  spec.add_development_dependency "rspec"
-  spec.add_dependency 'activesupport'
+  spec.required_ruby_version = '>= 1.9.3'
+
+  spec.add_development_dependency 'bundler', '~> 1.3'
+  spec.add_development_dependency 'rake'
+  if RUBY_VERSION < '2.2.2'
+    spec.add_dependency 'activesupport', '~> 4.0'
+  else
+    spec.add_dependency 'activesupport'
+  end
   spec.add_dependency 'httparty'
 end