1 files changed, 12 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/json/encoders/hash.rb b/activesupport/lib/active_support/json/encoders/hash.rb
new file mode 100644
index 0000000000..3654e10b2e
--- /dev/null
+++ b/activesupport/lib/active_support/json/encoders/hash.rb
@@ -0,0 +1,12 @@
+class Hash
+  def to_json #:nodoc:
+    returning result = '{' do
+      result << map do |key, value|
+        key = ActiveSupport::JSON::Variable.new(key.to_s) if 
+          ActiveSupport::JSON.can_unquote_identifier?(key)
+        "#{ActiveSupport::JSON.encode(key)}: #{ActiveSupport::JSON.encode(value)}"
+      end * ', '
+      result << '}'
+    end
+  end
+end