End-of-line whitespace hunt

guides/source/active_record_validations.md

@@ -677,13 +677,13 @@ class GoodnessValidator
   def initialize(person)
     @person = person
   end
-  
+
   def validate
     if some_complex_condition_involving_ivars_and_private_methods?
       @person.errors[:base] << "This person is evil"
     end
   end
-  
+
   # …
 end
 ```

guides/source/api_documentation_guidelines.md

@@ -25,7 +25,7 @@ Write in present tense: "Returns a hash that...", rather than "Returned a hash t
 Start comments in upper case. Follow regular punctuation rules:
 
 ```ruby
-# Declares an attribute reader backed by an internally-named 
+# Declares an attribute reader backed by an internally-named
 # instance variable.
 def attr_internal_reader(*attrs)
   ...
@@ -57,7 +57,7 @@ Use two spaces to indent chunks of code--that is, for markup purposes, two space
 Short docs do not need an explicit "Examples" label to introduce snippets; they just follow paragraphs:
 
 ```ruby
-# Converts a collection of elements into a formatted string by 
+# Converts a collection of elements into a formatted string by
 # calling +to_s+ on all elements and joining them.
 #
 #   Blog.all.to_formatted_s # => "First PostSecond PostThird Post"

guides/source/association_basics.md

@@ -1692,7 +1692,7 @@ person.posts.inspect # => [#<Post id: 5, name: "a1">, #<Post id: 5, name: "a1">]
 Reading.all.inspect  # => [#<Reading id: 12, person_id: 5, post_id: 5>, #<Reading id: 13, person_id: 5, post_id: 5>]
 ```
 
-In the above case there are two readings and `person.posts` brings out both of 
+In the above case there are two readings and `person.posts` brings out both of
 them even though these records are pointing to the same post.
 
 Now let's set `distinct`:
@@ -1711,24 +1711,24 @@ person.posts.inspect # => [#<Post id: 7, name: "a1">]
 Reading.all.inspect  # => [#<Reading id: 16, person_id: 7, post_id: 7>, #<Reading id: 17, person_id: 7, post_id: 7>]
 ```
 
-In the above case there are still two readings. However `person.posts` shows 
+In the above case there are still two readings. However `person.posts` shows
 only one post because the collection loads only unique records.
 
-If you want to make sure that, upon insertion, all of the records in the 
-persisted association are distinct (so that you can be sure that when you 
-inspect the association that you will never find duplicate records), you should 
-add a unique index on the table itself. For example, if you have a table named 
-``person_posts`` and you want to make sure all the posts are unique, you could 
+If you want to make sure that, upon insertion, all of the records in the
+persisted association are distinct (so that you can be sure that when you
+inspect the association that you will never find duplicate records), you should
+add a unique index on the table itself. For example, if you have a table named
+``person_posts`` and you want to make sure all the posts are unique, you could
 add the following in a migration:
 
 ```ruby
 add_index :person_posts, :post, :unique => true
 ```
 
-Note that checking for uniqueness using something like ``include?`` is subject 
-to race conditions. Do not attempt to use ``include?`` to enforce distinctness 
-in an association. For instance, using the post example from above, the 
-following code would be racy because multiple users could be attempting this 
+Note that checking for uniqueness using something like ``include?`` is subject
+to race conditions. Do not attempt to use ``include?`` to enforce distinctness
+in an association. For instance, using the post example from above, the
+following code would be racy because multiple users could be attempting this
 at the same time:
 
 ```ruby
@@ -1942,7 +1942,7 @@ TIP: The `:foreign_key` and `:association_foreign_key` options are useful when s
 
 ```ruby
 class User < ActiveRecord::Base
-  has_and_belongs_to_many :friends, 
+  has_and_belongs_to_many :friends,
       class_name: "User",
       foreign_key: "this_user_id",
       association_foreign_key: "other_user_id"

guides/source/getting_started.md

@@ -264,7 +264,7 @@ Blog::Application.routes.draw do
 end
 ```
 
-If you run `rake routes`, you'll see that all the routes for the 
+If you run `rake routes`, you'll see that all the routes for the
 standard RESTful actions.
 
 ```bash
@@ -534,7 +534,7 @@ def create
   @post = Post.new(params[:post])
 
   @post.save
-  redirect_to @post 
+  redirect_to @post
 end
 ```
 
@@ -553,14 +553,14 @@ whether the model was saved or not.
 
 If you submit the form again now, Rails will complain about not finding
 the `show` action. That's not very useful though, so let's add the
-`show` action before proceeding. 
+`show` action before proceeding.
 
 ```ruby
 post GET    /posts/:id(.:format)      posts#show
 ```
 
 The special syntax `:id` tells rails that this route expects an `:id`
-parameter, which in our case will be the id of the post. 
+parameter, which in our case will be the id of the post.
 
 As we did before, we need to add the `show` action in
 `app/controllers/posts_controller.rb` and its respective view.
@@ -621,7 +621,7 @@ Visit <http://localhost:3000/posts/new> and give it a try!
 
 ### Listing all posts
 
-We still need a way to list all our posts, so let's do that. 
+We still need a way to list all our posts, so let's do that.
 We'll use a specific route from `config/routes.rb`:
 
 ```ruby
@@ -763,7 +763,7 @@ def create
   @post = Post.new(params[:post].permit(:title, :text))
 
   if @post.save
-    redirect_to @post 
+    redirect_to @post
   else
     render 'new'
   end
@@ -1084,7 +1084,7 @@ together.
 </table>
 ```
 
-Here we're using `link_to` in a different way. We pass the named route as the first argument, 
+Here we're using `link_to` in a different way. We pass the named route as the first argument,
 and then the final two keys as another argument. The `:method` and `:'data-confirm'`
 options are used as HTML5 attributes so that when the link is clicked,
 Rails will first show a confirm dialog to the user, and then submit the link with method `delete`.
@@ -1095,7 +1095,7 @@ generated the application. Without this file, the confirmation dialog box wouldn
 ![Confirm Dialog](images/getting_started/confirm_dialog.png)
 
 Congratulations, you can now create, show, list, update and destroy
-posts. 
+posts.
 
 TIP: In general, Rails encourages the use of resources objects in place
 of declaring routes manually.

guides/source/ruby_on_rails_guides_guidelines.md

@@ -63,7 +63,7 @@ Those guidelines apply also to guides.
 HTML Guides
 -----------
 
-Before generating the guides, make sure that you have the latest version of Bundler installed on your system. As of this writing, you must install Bundler 1.3.5 on your device. 
+Before generating the guides, make sure that you have the latest version of Bundler installed on your system. As of this writing, you must install Bundler 1.3.5 on your device.
 
 To install the latest version of Bundler, simply run the `gem install bundler` command
 

guides/source/testing.md

@@ -159,7 +159,7 @@ class PostTest < ActiveSupport::TestCase
 
 The `PostTest` class defines a _test case_ because it inherits from `ActiveSupport::TestCase`. `PostTest` thus has all the methods available from `ActiveSupport::TestCase`. You'll see those methods a little later in this guide.
 
-Any method defined within a class inherited from `MiniTest::Unit::TestCase` 
+Any method defined within a class inherited from `MiniTest::Unit::TestCase`
 (which is the superclass of `ActiveSupport::TestCase`) that begins with `test` (case sensitive) is simply called a test. So, `test_password`, `test_valid_password` and `testValidPassword` all are legal test names and are run automatically when the test case is run.
 
 Rails adds a `test` method that takes a test name and a block. It generates a normal `MiniTest::Unit` test with method names prefixed with `test_`. So,

guides/source/working_with_javascript_in_rails.md

@@ -394,4 +394,4 @@ Here are some helpful links to help you learn even more:
 * [jquery-ujs list of external articles](https://github.com/rails/jquery-ujs/wiki/External-articles)
 * [Rails 3 Remote Links and Forms: A Definitive Guide](http://www.alfajango.com/blog/rails-3-remote-links-and-forms/)
 * [Railscasts: Unobtrusive JavaScript](http://railscasts.com/episodes/205-unobtrusive-javascript)
-* [Railscasts: Turbolinks](http://railscasts.com/episodes/390-turbolinks)
+* [Railscasts: Turbolinks](http://railscasts.com/episodes/390-turbolinks)