Symbols syntax convert

app/controllers/artist_controller.rb

@@ -5,7 +5,7 @@ class ArtistController < ApplicationController
   def data
     # Bad params
     if params[:name].nil? or params[:name].empty?
-      return render :json => { :status => 'loading_failed' }
+      return render json: { status: 'loading_failed' }
     end
     
     # Searching for artist
@@ -16,25 +16,25 @@ class ArtistController < ApplicationController
     unless @artist
       results = MusicBrainz::Artist.search(artist_name)
       if results.empty?
-        return render :json => { :status => 'not_found' }
+        return render json: { status: 'not_found' }
       end
       best_match = results[0][:name]
       if best_match != artist_name and (best_match.downcase == artist_name.downcase or best_match.downcase == 'the '+ artist_name.downcase)
-        return render :json => { :status => 'corrected', :correct_name => best_match }
+        return render json: { status: 'corrected', correct_name: best_match }
       elsif results[0][:name] == artist_name
         queue_loading(artist_name, results[0][:mbid])
-        @artist = { :artist => @artist, :albums => [] }
+        @artist = { artist: @artist, albums: [] }
         @loading = true
-        return render :json => { :status => 'loading', :html => render_compact_partial(:page) }
+        return render json: { status: 'loading', html: render_compact_partial(:page) }
       else
         @suggestions = results.take(5)
-        return render :json => { :status => 'suggestions', :html => render_compact_partial(:suggestions) }
+        return render json: { status: 'suggestions', html: render_compact_partial(:suggestions) }
       end
     end
     
     # Artist loading failed
     if @artist.status == 2
-      return render :json => { :status => 'fail', :html => render_compact_partial(:fail) }
+      return render json: { status: 'fail', html: render_compact_partial(:fail) }
     end
     
     render json: { status: @artist.status_str, artist: @artist, html: render_compact_partial(:page) }, include: {albums: {include: {tracks: {}}}}
@@ -47,7 +47,7 @@ private
   end
   
   def queue_loading artist_name, mbid
-    @artist = Artist.create( :name => artist_name, :mbid => mbid, :status => 0 )
+    @artist = Artist.create( name: artist_name, mbid: mbid, status: 0 )
     Delayed::Job.enqueue(LoadArtistJob.new(artist_name))
   end
 end