Removed space

app/helpers/sessions_helper.rb

@@ -5,8 +5,8 @@ module SessionsHelper
   end
   # Returns the current logged-in user (if any)
   def current_user
-    if session[ :user_id]
-      @current_user ||= User.find_by( id: session[ :user_id])
+    if session[:user_id]
+      @current_user ||= User.find_by( id: session[:user_id])
     end
   end
 
@@ -17,7 +17,7 @@ module SessionsHelper
 
   # Logs out the current user
   def log_out
-    session.delete( :user_id )
+    session.delete(:user_id)
     @current_user = nil
   end
 end