Method: OneApm::JSONWrapper.load_native_json

Defined in:
lib/one_apm/support/json_wrapper.rb

.load_native_json ⇒ Object 



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# File 'lib/one_apm/support/json_wrapper.rb', line 5

def self.load_native_json
  begin
    require 'json' unless defined?(::JSON)

    # yajl's replacement methods on ::JSON override both dump and generate.
    # Because stdlib dump just calls generate, we end up calling into yajl
    # when we don't want to. As such, we use generate directly instead of
    # dump, although we have to fuss with defaults to make that ok.
    generate_method = ::JSON.method(:generate)
    if ::JSON.respond_to?(:dump_default_options)
      options = ::JSON.dump_default_options
    else
      # These were the defaults from json 1.1.9 up to 1.6.1
      options = { :allow_nan => true, :max_nesting => false }
    end
    @dump_method = Proc.new do |obj|
      generate_method.call(obj, options)
    end

    @load_method    = ::JSON.method(:load)
    @backend_name   = :json
    return true
  rescue StandardError, ScriptError
    OneApm::Manager.logger.debug "%p while loading JSON library: %s" % [ err, err.message ] if
      defined?( OneApm::Agent ) && OneApm::Manager.respond_to?( :logger )
  end
end