2 files changed, 6 insertions, 2 deletions
diff --git a/activesupport/lib/active_support/core_ext/array/access.rb b/activesupport/lib/active_support/core_ext/array/access.rb
index caa499dfa2..ca66d806ef 100644
--- a/activesupport/lib/active_support/core_ext/array/access.rb
+++ b/activesupport/lib/active_support/core_ext/array/access.rb
@@ -20,7 +20,11 @@ class Array
   #   %w( a b c d ).to(-2) # => ["a", "b", "c"]
   #   %w( a b c ).to(-10)  # => []
   def to(position)
-    self[0..position]
+    if position >= 0
+      take position + 1
+    else
+      self[0..position]
+    end
   end
 
   # Equal to <tt>self[1]</tt>.
diff --git a/activesupport/lib/active_support/core_ext/array/conversions.rb b/activesupport/lib/active_support/core_ext/array/conversions.rb
index 76ffd23ed1..080e3b5ef7 100644
--- a/activesupport/lib/active_support/core_ext/array/conversions.rb
+++ b/activesupport/lib/active_support/core_ext/array/conversions.rb
@@ -92,7 +92,7 @@ class Array
       if empty?
         'null'
       else
-        collect { |element| element.id }.join(',')
+        collect(&:id).join(',')
       end
     else
       to_default_s