Optimize map { ... }.compact calls (#15513)

* Optimize map { ... }.compact

using Enumerable#filter_map, supported since Ruby 2.7

* Add poyfill for Enumerable#filter_map

1 files changed, 1 insertions, 1 deletions

diff --git a/app/models/custom_filter.rb b/app/models/custom_filter.rb
index 8df8a4fbf..9d0f3729b 100644
--- a/app/models/custom_filter.rb
+++ b/app/models/custom_filter.rb
@@ -46,7 +46,7 @@ class CustomFilter < ApplicationRecord
   private
 
   def clean_up_contexts
-    self.context = Array(context).map(&:strip).map(&:presence).compact
+    self.context = Array(context).map(&:strip).filter_map(&:presence)
   end
 
   def remove_cache