Use ruby 2.x hash syntax

app/controllers/api/application_controller.rb

@@ -1,6 +1,6 @@
 class API::ApplicationController < ApplicationController
   skip_before_filter :verify_authenticity_token
-  skip_before_filter :authenticate!, :only => [:cor_preflight]
+  skip_before_filter :authenticate!, only: [:cor_preflight]
 
   before_filter :cor_filter
 

app/controllers/api/sessions_controller.rb

@@ -1,11 +1,11 @@
 class API::SessionsController < API::ApplicationController
-  skip_before_filter :authenticate!, :only => [:create]
+  skip_before_filter :authenticate!, only: [:create]
 
   def create
     user = User.find_by_email(params[:session][:email])
 
     if ! user.try(:authenticate?, params[:session][:password])
-      return render :json => '', :status => :not_found
+      return render json: '', status: :not_found
     end
 
     @user = user

app/controllers/api/sounds_controller.rb

@@ -2,6 +2,6 @@ class API::SoundsController < API::ApplicationController
   # FIXME: add some tests!
   def show
     sound = Sound.find params[:id]
-    send_file sound.path, :type => sound.mime_type
+    send_file sound.path, type: sound.mime_type
   end
 end

app/controllers/playlists_controller.rb

@@ -10,9 +10,9 @@ class PlaylistsController < ApplicationController
   def create
     @playlist = current_user.playlists.build(params[:playlist])
     if @playlist.save
-      redirect_to :action => 'index'
+      redirect_to action: 'index'
     else
-      render :action => 'new'
+      render action: 'new'
     end
   end
 
@@ -23,9 +23,9 @@ class PlaylistsController < ApplicationController
   def update
     @playlist = Playlist.find(params[:id])
     if @playlist.update_attributes params[:playlist]
-      redirect_to :action => 'index'
+      redirect_to action: 'index'
     else
-      render :action => 'edit'
+      render action: 'edit'
     end
   end
 end

app/controllers/sessions_controller.rb

@@ -1,5 +1,5 @@
 class SessionsController < ApplicationController
-  skip_before_filter :authenticate!, :only => [:new, :create]
+  skip_before_filter :authenticate!, only: [:new, :create]
 
   def create
     user = User.find_by_email(params[:session][:email])

app/controllers/sounds_controller.rb

@@ -1,6 +1,6 @@
 class SoundsController < ApplicationController
   def show
     sound = Sound.find params[:id]
-    send_file sound.path, :type => sound.mime_type
+    send_file sound.path, type: sound.mime_type
   end
 end

app/controllers/users_controller.rb

@@ -1,5 +1,5 @@
 class UsersController < ApplicationController
-  skip_before_filter :authenticate!, :only => [:new, :create]
+  skip_before_filter :authenticate!, only: [:new, :create]
 
   def new
     @user = User.new

app/models/track.rb

@@ -6,7 +6,7 @@ class Track < ActiveRecord::Base
   validates_presence_of :name
 
   def file=(file)
-    sounds.build({:file => file})
+    sounds.build(file: file)
   end
 
   def sound

app/models/user.rb

@@ -9,11 +9,11 @@ class User < ActiveRecord::Base
   has_many :playlists
 
   validates :email,
-    :presence => true,
-    :uniqueness => true
+    presence: true,
+    uniqueness: true
   validates :password,
-    :presence => true,
-    :confirmation => true
+    presence: true,
+    confirmation: true
   validates_presence_of :password_hash
 
   def password=(plain_password)

app/views/api/tracks/index.rabl

@@ -3,4 +3,4 @@ collection @tracks
 attribute :id
 attribute :name
 
-node(:sound_url, :if => ->(t) { t.sound? }) { |t| api_sound_url t.sound }
+node(:sound_url, if: ->(t) { t.sound? }) { |t| api_sound_url t.sound }

app/views/layouts/application.html.haml

@@ -1,7 +1,7 @@
 !!!
 %html
   %head
-    %meta{:charset => 'utf-8'}
+    %meta{charset: 'utf-8'}
     %title scube
     = csrf_meta_tag
   %body

app/views/playlists/edit.html.haml

@@ -1 +1 @@
-= render 'form', :submit_text => 'Save'
+= render 'form', submit_text: 'Save'

app/views/playlists/new.html.haml

@@ -1 +1 @@
-= render 'form', :submit_text => 'Create'
+= render 'form', submit_text: 'Create'

app/views/sessions/new.html.haml

@@ -1,4 +1,4 @@
-= form_for(:session, :url => sessions_path) do |f|
+= form_for(:session, url: sessions_path) do |f|
   %table
     %tbody
       %tr

app/views/tracks/new.html.haml

@@ -1,4 +1,4 @@
-= form_for @track, :html => { :multipart => true } do |t|
+= form_for @track, html: { multipart: true } do |t|
   %table
     %tbody
       %tr

app/views/tracks/show.html.haml

@@ -1,5 +1,5 @@
 %h1= @track.name
 
 - if @track.sound?
-  %audio{:src => sound_path(@track.sound), :controls => true, :autoplay => true}
+  %audio{src: sound_path(@track.sound), controls: true, autoplay: true}
     Your browser does not support the audio element

app/views/users/new.html.haml

@@ -1,4 +1,4 @@
-= form_for(@user, :url => users_path) do |f|
+= form_for(@user, url: users_path) do |f|
   - if @user.errors.any?
     %ul
       - @user.errors.full_messages.each do |m|