lib/action_mailer/preview.rb in actionmailer-5.0.7.2 vs lib/action_mailer/preview.rb in actionmailer-5.1.0.beta1

@@ -1,6 +1,6 @@
-require 'active_support/descendants_tracker'
+require "active_support/descendants_tracker"
 
 module ActionMailer
   module Previews #:nodoc:
     extend ActiveSupport::Concern
 
@@ -32,11 +32,12 @@
 
       # Register an Interceptor which will be called before mail is previewed.
       # Either a class or a string can be passed in as the Interceptor. If a
       # string is passed in it will be <tt>constantize</tt>d.
       def register_preview_interceptor(interceptor)
-        preview_interceptor = case interceptor
+        preview_interceptor = \
+          case interceptor
           when String, Symbol
             interceptor.to_s.camelize.constantize
           else
             interceptor
           end
@@ -60,11 +61,11 @@
 
       # Returns the mail object for the given email name. The registered preview
       # interceptors will be informed so that they can transform the message
       # as they would if the mail was actually being delivered.
       def call(email)
-        preview = self.new
+        preview = new
         message = preview.public_send(email)
         inform_preview_interceptors(message)
         message
       end
 
@@ -78,38 +79,38 @@
         emails.include?(email)
       end
 
       # Returns true if the preview exists.
       def exists?(preview)
-        all.any?{ |p| p.preview_name == preview }
+        all.any? { |p| p.preview_name == preview }
       end
 
       # Find a mailer preview by its underscored class name.
       def find(preview)
-        all.find{ |p| p.preview_name == preview }
+        all.find { |p| p.preview_name == preview }
       end
 
       # Returns the underscored name of the mailer preview without the suffix.
       def preview_name
-        name.sub(/Preview$/, '').underscore
+        name.sub(/Preview$/, "").underscore
       end
 
-      protected
-        def load_previews #:nodoc:
+      private
+        def load_previews
           if preview_path
-            Dir["#{preview_path}/**/*_preview.rb"].each{ |file| require_dependency file }
+            Dir["#{preview_path}/**/*_preview.rb"].each { |file| require_dependency file }
           end
         end
 
-        def preview_path #:nodoc:
+        def preview_path
           Base.preview_path
         end
 
-        def show_previews #:nodoc:
+        def show_previews
           Base.show_previews
         end
 
-        def inform_preview_interceptors(message) #:nodoc:
+        def inform_preview_interceptors(message)
           Base.preview_interceptors.each do |interceptor|
             interceptor.previewing_email(message)
           end
         end
     end