vnstat-ruby.gemspec in vnstat-ruby-2.0.0 vs vnstat-ruby.gemspec in vnstat-ruby-3.0.0

@@ -14,30 +14,23 @@
   spec.description =
     'Utilizes the the vnstat CLI to track your network traffic.'
   spec.homepage = 'https://github.com/tlux/vnstat-ruby'
   spec.license = 'MIT'
 
-  # Prevent pushing this gem to RubyGems.org. To allow pushes either set the
-  # 'allowed_push_host' to allow pushing to a single host or delete this section
-  # to allow pushing to any host.
-  if spec.respond_to?(:metadata)
-    spec.metadata['allowed_push_host'] = 'https://rubygems.org'
-  else
-    raise 'RubyGems 2.0 or newer is required to protect against ' \
-      'public gem pushes.'
-  end
-
   spec.files = `git ls-files -z`.split("\x0").reject do |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']
+  spec.required_ruby_version = '>= 2.3.0'
 
-  spec.add_dependency 'nokogiri', '~> 1.8'
+  spec.add_dependency 'nokogiri', '~> 1.8.5'
+  spec.add_dependency 'systemcall', '~> 1.0.0'
 
-  spec.add_development_dependency 'bundler', '~> 1.14'
+  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 'rubocop', '~> 0.53'
-  spec.add_development_dependency 'yard', '~> 0.9.12'
+  spec.add_development_dependency 'rubocop', '~> 0.68.0'
+  spec.add_development_dependency 'rubocop-performance', '~> 1.1.0'
+  spec.add_development_dependency 'yard', '~> 0.9.19'
 end