vendor/rails/activesupport/lib/active_support/json/encoding.rb

   1 module ActiveSupport
   2   module JSON
   3     class CircularReferenceError < StandardError
   4     end
   5
   6     # Converts a Ruby object into a JSON string.
   7     def self.encode(value, options = {})
   8       seen = (options[:seen] ||= [])
   9       raise CircularReferenceError, 'object references itself' if seen.include?(value)
  10       seen << value
  11       value.send(:to_json, options)
  12     ensure
  13       seen.pop
  14     end
  15   end
  16 end
  17
  18 require 'active_support/json/variable'
  19 require 'active_support/json/encoders/date'
  20 require 'active_support/json/encoders/date_time'
  21 require 'active_support/json/encoders/enumerable'
  22 require 'active_support/json/encoders/false_class'
  23 require 'active_support/json/encoders/hash'
  24 require 'active_support/json/encoders/nil_class'
  25 require 'active_support/json/encoders/numeric'
  26 require 'active_support/json/encoders/object'
  27 require 'active_support/json/encoders/regexp'
  28 require 'active_support/json/encoders/string'
  29 require 'active_support/json/encoders/symbol'
  30 require 'active_support/json/encoders/time'
  31 require 'active_support/json/encoders/true_class'