Remove rails 4 support in CI, Gemfiles, bin/ and config/

1 files changed, 9 insertions, 27 deletions

diff --git a/Gemfile b/Gemfile
index f43f334c801..9ce23e693d3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,22 +1,6 @@
-# --- Special code for migrating to Rails 5.0 ---
-def rails5?
-  !%w[0 false].include?(ENV["RAILS5"])
-end
-
-gem_versions = {}
-gem_versions['activerecord_sane_schema_dumper'] = rails5? ? '1.0'    : '0.2'
-gem_versions['rails']                           = rails5? ? '5.0.7'  : '4.2.11'
-gem_versions['rails-i18n']                      = rails5? ? '~> 5.1' : '~> 4.0.9'
-
-# The 2.0.6 version of rack requires monkeypatch to be present in
-# `config.ru`. This can be removed once a new update for Rack
-# is available that contains https://github.com/rack/rack/pull/1201.
-gem_versions['rack']                            = rails5? ? '2.0.6' : '1.6.11'
-# --- The end of special code for migrating to Rails 5.0 ---
-
 source 'https://rubygems.org'
 
-gem 'rails', gem_versions['rails']
+gem 'rails', '5.0.7'
 gem 'rails-deprecated_sanitizer', '~> 1.0.3'
 
 # Improves copy-on-write performance for MRI
@@ -28,11 +12,7 @@ gem 'responders', '~> 2.0'
 gem 'sprockets', '~> 3.7.0'
 
 # Default values for AR models
-if rails5?
-  gem 'gitlab-default_value_for', '~> 3.1.1', require: 'default_value_for'
-else
-  gem 'default_value_for', '~> 3.0.0'
-end
+gem 'gitlab-default_value_for', '~> 3.1.1', require: 'default_value_for'
 
 # Supported DBs
 gem 'mysql2', '~> 0.4.10', group: :mysql
@@ -159,7 +139,10 @@ gem 'icalendar'
 gem 'diffy', '~> 3.1.0'
 
 # Application server
-gem 'rack', gem_versions['rack']
+# The 2.0.6 version of rack requires monkeypatch to be present in
+# `config.ru`. This can be removed once a new update for Rack
+# is available that contains https://github.com/rack/rack/pull/1201.
+gem 'rack', '2.0.6'
 
 group :unicorn do
   gem 'unicorn', '~> 5.1.0'
@@ -297,7 +280,7 @@ gem 'premailer-rails', '~> 1.9.7'
 
 # I18n
 gem 'ruby_parser', '~> 3.8', require: false
-gem 'rails-i18n', gem_versions['rails-i18n']
+gem 'rails-i18n', '~> 5.1'
 gem 'gettext_i18n_rails', '~> 1.8.0'
 gem 'gettext_i18n_rails_js', '~> 1.3'
 gem 'gettext', '~> 3.2.2', require: false, group: :development
@@ -383,7 +366,7 @@ group :development, :test do
   gem 'license_finder', '~> 5.4', require: false
   gem 'knapsack', '~> 1.17'
 
-  gem 'activerecord_sane_schema_dumper', gem_versions['activerecord_sane_schema_dumper']
+  gem 'activerecord_sane_schema_dumper', '1.0'
 
   gem 'stackprof', '~> 0.2.10', require: false
 
@@ -397,8 +380,7 @@ group :test do
   gem 'email_spec', '~> 2.2.0'
   gem 'json-schema', '~> 2.8.0'
   gem 'webmock', '~> 2.3.2'
-  gem 'rails-controller-testing' if rails5? # Rails5 only gem.
-  gem 'test_after_commit', '~> 1.1' unless rails5? # Remove this gem when migrated to rails 5.0. It's been integrated to rails 5.0.
+  gem 'rails-controller-testing'
   gem 'sham_rack', '~> 1.3.6'
   gem 'concurrent-ruby', '~> 1.1'
   gem 'test-prof', '~> 0.2.5'