applies new string literal convention in railties/lib

The current code base is not uniform. After some discussion,
we have chosen to go with double quotes by default.

3 files changed, 11 insertions, 11 deletions

diff --git a/railties/lib/rails/engine/commands.rb b/railties/lib/rails/engine/commands.rb
index 7bbd9ef744..dfbeea36b8 100644
--- a/railties/lib/rails/engine/commands.rb
+++ b/railties/lib/rails/engine/commands.rb
@@ -1,6 +1,6 @@
-require 'rails/engine/commands_tasks'
+require "rails/engine/commands_tasks"
 
-ARGV << '--help' if ARGV.empty?
+ARGV << "--help" if ARGV.empty?
 
 aliases = {
   "g" => "generate",
diff --git a/railties/lib/rails/engine/commands_tasks.rb b/railties/lib/rails/engine/commands_tasks.rb
index fa3ee59b7d..ac0861328b 100644
--- a/railties/lib/rails/engine/commands_tasks.rb
+++ b/railties/lib/rails/engine/commands_tasks.rb
@@ -1,4 +1,4 @@
-require 'rails/commands/rake_proxy'
+require "rails/commands/rake_proxy"
 
 module Rails
   class Engine
@@ -53,7 +53,7 @@ In addition to those commands, there are:
       end
 
       def version
-        argv.unshift '--version'
+        argv.unshift "--version"
         require_command!("application")
       end
 
@@ -74,7 +74,7 @@ In addition to those commands, there are:
         end
 
         def load_generators
-          require 'rails/generators'
+          require "rails/generators"
           require ENGINE_PATH
 
           engine = ::Rails::Engine.find(ENGINE_ROOT)
@@ -93,10 +93,10 @@ In addition to those commands, there are:
 
         def parse_command(command)
           case command
-          when '--version', '-v'
-            'version'
-          when '--help', '-h'
-            'help'
+          when "--version", "-v"
+            "version"
+          when "--help", "-h"
+            "help"
           else
             command
           end
@@ -107,7 +107,7 @@ In addition to those commands, there are:
 
           load_generators
           Rake::TaskManager.record_task_metadata = true
-          Rake.application.init('rails')
+          Rake.application.init("rails")
           Rake.application.load_rakefile
           @rake_tasks = Rake.application.tasks.select(&:comment)
         end
diff --git a/railties/lib/rails/engine/configuration.rb b/railties/lib/rails/engine/configuration.rb
index 294d07446f..147b904679 100644
--- a/railties/lib/rails/engine/configuration.rb
+++ b/railties/lib/rails/engine/configuration.rb
@@ -1,4 +1,4 @@
-require 'rails/railtie/configuration'
+require "rails/railtie/configuration"
 
 module Rails
   class Engine