license_finder.gemspec in license_finder-5.4.1 vs license_finder.gemspec in license_finder-5.5.0

@@ -1,13 +1,15 @@
-lib = File.expand_path('../lib/', __FILE__)
+# frozen_string_literal: true
+
+lib = File.expand_path('lib', __dir__)
 $LOAD_PATH.unshift lib unless $LOAD_PATH.include?(lib)
 
 require 'license_finder/platform'
 require 'license_finder/version'
 
 Gem::Specification.new do |s|
-  s.required_ruby_version = '>= 2.1.0'
+  s.required_ruby_version = '>= 2.3.3'
   s.name        = 'license_finder'
   s.version     = LicenseFinder::VERSION
 
   s.authors = [
     'Ryan Collins',
@@ -59,9 +61,10 @@
   s.add_development_dependency 'mime-types', '3.1'
   s.add_development_dependency 'pry'
   s.add_development_dependency 'rake'
   s.add_development_dependency 'rspec', '~> 3'
   s.add_development_dependency 'rspec-its'
+  s.add_development_dependency 'rubocop', '~> 0.59.2'
   s.add_development_dependency 'webmock', '~> 1.13'
 
   # to preserve ruby < 2.2.2 support.
   s.add_development_dependency 'rack', (RUBY_VERSION < '2.2.2' ? '1.6.0' : '> 1.6')
   s.add_development_dependency 'rack-test', (RUBY_VERSION < '2.2.2' ? '0.7.0' : '> 0.7')