diff options
Diffstat (limited to 'activesupport/lib/active_support/json/encoding.rb')
-rw-r--r-- | activesupport/lib/active_support/json/encoding.rb | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/activesupport/lib/active_support/json/encoding.rb b/activesupport/lib/active_support/json/encoding.rb index 42a217cedc..acccb62aea 100644 --- a/activesupport/lib/active_support/json/encoding.rb +++ b/activesupport/lib/active_support/json/encoding.rb @@ -4,10 +4,11 @@ module ActiveSupport end # Converts a Ruby object into a JSON string. - def self.encode(value, options = {}) + def self.encode(value, options = nil) + options ||= {} seen = (options[:seen] ||= []) - raise CircularReferenceError, 'object references itself' if seen.include?(value) - seen << value + raise CircularReferenceError, 'object references itself' if seen.include?(value.object_id) + seen << value.object_id value.send(:rails_to_json, options) ensure seen.pop |