bellycard/napa

module Logging
  class Logger
    def self.define_log_methods(logger)
      ::Logging::LEVELS.each do |name, num|
        code =  "undef :#{name}  if method_defined? :#{name}\n"
        code << "undef :#{name}? if method_defined? :#{name}?\n"

        if logger.level > num
          code << <<-CODE
            def #{name}?( ) false end
            def #{name}( data = nil ) false end
          CODE
        else
          code << <<-CODE
            def #{name}?( ) true end
            def #{name}( data = nil )
              data = yield if block_given?
              if data.kind_of?(Hash)
                data = Napa::Logger.basic_request_format(data)
              end
              log_event(::Logging::LogEvent.new(@name, #{num}, data, @caller_tracing))
              true
            end
          CODE
        end

        logger._meta_eval(code, __FILE__, __LINE__)
      end
      logger
    end
  end
end