From 8558c5041f6279338a8a0cfe0b0235107db04879 Mon Sep 17 00:00:00 2001
From: Ralf Teusner <ralf.teusner@hpi.de>
Date: Thu, 13 Dec 2018 16:16:12 +0100
Subject: [PATCH] fix active record induced error on postgres by removing
 distinct. Inlining the code did not turn out well, as we have to cope with
 the polymorphic association of user here..

---
 app/models/request_for_comment.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/models/request_for_comment.rb b/app/models/request_for_comment.rb
index fe15409b..2461ca7b 100644
--- a/app/models/request_for_comment.rb
+++ b/app/models/request_for_comment.rb
@@ -47,10 +47,10 @@ class RequestForComment < ApplicationRecord
 
   def commenters
     commenters = []
-    comments.distinct.to_a.each {|comment|
+    comments.each {|comment|
       commenters.append comment.user
     }
-    commenters.uniq {|user| user.id}
+    commenters.uniq
   end
 
   def self.with_last_activity