Merge pull request #5345 from guilleiguaran/ar-slice

post.slice(:title, :content) # => { title: "Hello", content: "World" }

1 files changed, 6 insertions, 0 deletions

diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb
index 9a2f859fc7..76c424e8b4 100644
--- a/activerecord/lib/active_record/core.rb
+++ b/activerecord/lib/active_record/core.rb
@@ -1,4 +1,5 @@
 require 'active_support/concern'
+require 'active_support/core_ext/hash/indifferent_access'
 require 'thread'
 
 module ActiveRecord
@@ -326,6 +327,11 @@ module ActiveRecord
       "#<#{self.class} #{inspection}>"
     end
 
+    # Returns a hash of the given methods with their names as keys and returned values as values.
+    def slice(*methods)
+      Hash[methods.map { |method| [method, public_send(method)] }].with_indifferent_access
+    end
+
     private
 
     # Under Ruby 1.9, Array#flatten will call #to_ary (recursively) on each of the elements