Sha256: 66c40de8683c50cd4da7cff560ef9c4ce1b471a269459847510563cfa33ec41d

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Size: 1.4 KB

Versions: 56

Compression:

Stored size: 1.4 KB

Contents

require 'active_support/json/variable'

require 'active_support/json/encoders/object' # Require this file explicitly for rdoc
Dir[File.dirname(__FILE__) + '/encoders/**/*.rb'].each { |file| require file[0..-4] }

module ActiveSupport
  module JSON
    # When +true+, Hash#to_json will omit quoting string or symbol keys
    # if the keys are valid JavaScript identifiers.  Note that this is
    # technically improper JSON (all object keys must be quoted), so if
    # you need strict JSON compliance, set this option to +false+.
    mattr_accessor :unquote_hash_key_identifiers
    @@unquote_hash_key_identifiers = true

    class CircularReferenceError < StandardError
    end

    class << self
      REFERENCE_STACK_VARIABLE = :json_reference_stack #:nodoc:

      # Converts a Ruby object into a JSON string.
      def encode(value)
        raise_on_circular_reference(value) do
          value.send(:to_json)
        end
      end

      def can_unquote_identifier?(key) #:nodoc:
        unquote_hash_key_identifiers && 
          ActiveSupport::JSON.valid_identifier?(key)
      end

      protected
        def raise_on_circular_reference(value) #:nodoc:
          stack = Thread.current[REFERENCE_STACK_VARIABLE] ||= []
          raise CircularReferenceError, 'object references itself' if
            stack.include? value
          stack << value
          yield
        ensure
          stack.pop
        end
    end
  end
end

Version data entries

56 entries across 56 versions & 1 rubygems

Version Path
backlog-0.0.0 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.0.1 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.0.2 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.0.5 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.0.4 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.1.0 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.1.1 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.1.2 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.2.0 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.2.1 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.0 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.1 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.3 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.2 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.4 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.5 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.6 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.8 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.7 vendor/rails/activesupport/lib/active_support/json/encoding.rb
backlog-0.3.9 vendor/rails/activesupport/lib/active_support/json/encoding.rb