Get rid of more 1.8.x dead code

railties/lib/rails.rb

@@ -12,19 +12,10 @@
 require 'active_support/railtie'
 require 'action_dispatch/railtie'
 
-# For Ruby 1.8, this initialization sets $KCODE to 'u' to enable the
-# multibyte safe operations. Plugin authors supporting other encodings
-# should override this behavior and set the relevant +default_charset+
-# on ActionController::Base.
-#
 # For Ruby 1.9, UTF-8 is the default internal and external encoding.
-if RUBY_VERSION < '1.9'
-  $KCODE='u'
-else
-  silence_warnings do
-    Encoding.default_external = Encoding::UTF_8
-    Encoding.default_internal = Encoding::UTF_8
-  end
+silence_warnings do
+  Encoding.default_external = Encoding::UTF_8
+  Encoding.default_internal = Encoding::UTF_8
 end
 
 module Rails

railties/lib/rails/commands/plugin.rb

@@ -478,7 +478,7 @@ class RecursiveHTTPFetcher
   def initialize(urls_to_fetch, level = 1, cwd = ".")
     @level = level
     @cwd = cwd
-    @urls_to_fetch = RUBY_VERSION >= '1.9' ? urls_to_fetch.lines : urls_to_fetch.to_a
+    @urls_to_fetch = urls_to_fetch.lines
     @quiet = false
   end
 

railties/lib/rails/generators/app_base.rb

@@ -182,11 +182,7 @@ def convert_database_option_for_jruby
       end
 
       def ruby_debugger_gemfile_entry
-        if RUBY_VERSION < "1.9"
-          "gem 'ruby-debug'"
-        else
-          "gem 'ruby-debug19', :require => 'ruby-debug'"
-        end
+        "gem 'ruby-debug19', :require => 'ruby-debug'"
       end
 
       def assets_gemfile_entry

railties/lib/rails/generators/named_base.rb

@@ -182,14 +182,9 @@ def self.check_class_collision(options={})
           end
         end
 
-        # Returns Ruby 1.9 style key-value pair if current code is running on
-        # Ruby 1.9.x. Returns the old-style (with hash rocket) otherwise.
+        # Returns Ruby 1.9 style key-value pair.
         def key_value(key, value)
-          if options[:old_style_hash] || RUBY_VERSION < '1.9'
-            ":#{key} => #{value}"
-          else
-            "#{key}: #{value}"
-          end
+          "#{key}: #{value}"
         end
     end
   end

railties/lib/rails/generators/rails/app/templates/Gemfile

@@ -5,7 +5,6 @@ source 'https://rubygems.org'
 <%= database_gemfile_entry -%>
 
 <%= "gem 'jruby-openssl'\n" if defined?(JRUBY_VERSION) -%>
-<%= "gem 'json'\n" if RUBY_VERSION < "1.9.2" -%>
 
 <%= assets_gemfile_entry %>
 <%= javascript_gemfile_entry %>

railties/test/application/configuration_test.rb

@@ -189,12 +189,8 @@ def teardown
     end
 
     def assert_utf8
-      if RUBY_VERSION < '1.9'
-        assert_equal "UTF8", $KCODE
-      else
-        assert_equal Encoding::UTF_8, Encoding.default_external
-        assert_equal Encoding::UTF_8, Encoding.default_internal
-      end
+      assert_equal Encoding::UTF_8, Encoding.default_external
+      assert_equal Encoding::UTF_8, Encoding.default_internal
     end
 
     test "skipping config.encoding still results in 'utf-8' as the default" do

railties/test/generators/app_generator_test.rb

@@ -285,17 +285,10 @@ def test_javascript_is_skipped_if_required
     end
   end
 
-  def test_inclusion_of_ruby_debug
+  def test_inclusion_of_ruby_debug19
     run_generator
     assert_file "Gemfile" do |contents|
-      assert_match(/gem 'ruby-debug'/, contents) if RUBY_VERSION < '1.9'
-    end
-  end
-
-  def test_inclusion_of_ruby_debug19_if_ruby19
-    run_generator
-    assert_file "Gemfile" do |contents|
-      assert_match(/gem 'ruby-debug19', :require => 'ruby-debug'/, contents) unless RUBY_VERSION < '1.9'
+      assert_match(/gem 'ruby-debug19', :require => 'ruby-debug'/, contents)
     end
   end
 

railties/test/generators/mailer_generator_test.rb

@@ -10,11 +10,7 @@ def test_mailer_skeleton_is_created
     run_generator
     assert_file "app/mailers/notifier.rb" do |mailer|
       assert_match(/class Notifier < ActionMailer::Base/, mailer)
-      if RUBY_VERSION < "1.9"
-        assert_match(/default :from => "from@example.com"/, mailer)
-      else
-        assert_match(/default from: "from@example.com"/, mailer)
-      end
+      assert_match(/default from: "from@example.com"/, mailer)
     end
   end
 

railties/test/generators/namespaced_generators_test.rb

@@ -155,11 +155,7 @@ def test_mailer_skeleton_is_created
     assert_file "app/mailers/test_app/notifier.rb" do |mailer|
       assert_match(/module TestApp/, mailer)
       assert_match(/class Notifier < ActionMailer::Base/, mailer)
-      if RUBY_VERSION < "1.9"
-        assert_match(/default :from => "from@example.com"/, mailer)
-      else
-        assert_match(/default from: "from@example.com"/, mailer)
-      end
+      assert_match(/default from: "from@example.com"/, mailer)
     end
   end
 

railties/test/railties/generators_test.rb

@@ -46,10 +46,6 @@ def build_engine(is_mountable=false)
 
             gem 'rails', :path => '#{RAILS_FRAMEWORK_ROOT}'
             gem 'sqlite3'
-
-            if RUBY_VERSION < '1.9'
-              gem "ruby-debug", ">= 0.10.3"
-            end
           GEMFILE
         end
       end