Bump Ruby + Rails versions

Author: radar

.github/workflows/ruby.yml

@@ -6,8 +6,15 @@ jobs:
   build:
     strategy:
       matrix:
-        ruby_version: [2.6.x, 2.5.x, 2.4.x, 2.3.x, jruby]
-        gemfile: [Gemfile, gemfiles/Gemfile.rails-5.0.x, gemfiles/Gemfile.rails-5.1.x, gemfiles/Gemfile.rails-5.2.x, gemfiles/Gemfile.rails-master]
+        ruby_version: [2.7.x, 2.6.x, 2.5.x, 2.4.x, 2.3.x, jruby]
+        gemfile: [
+          Gemfile,
+          gemfiles/Gemfile.rails-5.0.x,
+          gemfiles/Gemfile.rails-5.1.x,
+          gemfiles/Gemfile.rails-5.2.x,
+          gemfiles/Gemfile.rails-6.0.x,
+          gemfiles/Gemfile.rails-master
+        ]
         exclude:
           # Ruby 2.4.x is not supported by Rails master
           - ruby_version: 2.4.x

.travis.yml

@@ -2,25 +2,23 @@ before_install:
   - gem install bundler
 
 rvm:
-  - 2.3.7
   - 2.4.5
   - 2.5.3
   - 2.6.0
+  - 2.7.0
   - ruby-head
   - rbx
   - jruby
 
 gemfile:
   - Gemfile
-  - gemfiles/Gemfile.rails-5.0.x
   - gemfiles/Gemfile.rails-5.1.x
   - gemfiles/Gemfile.rails-5.2.x
+  - gemfiles/Gemfile.rails-6.0.x
   - gemfiles/Gemfile.rails-master
 
 matrix:
   exclude:
-    - rvm: 2.3.7
-      gemfile: gemfiles/Gemfile.rails-master
     - rvm: 2.4.5
       gemfile: gemfiles/Gemfile.rails-master
     - rvm: jruby

i18n.gemspec

@@ -24,7 +24,7 @@ Gem::Specification.new do |s|
   s.platform     = Gem::Platform::RUBY
   s.require_path = 'lib'
   s.required_rubygems_version = '>= 1.3.5'
-  s.required_ruby_version = '>= 2.3.0'
+  s.required_ruby_version = '>= 2.5.0'
 
   s.add_dependency 'concurrent-ruby', '~> 1.0'