# File lib/grape/error_formatter/txt.rb, line 6 def call(message, backtrace, options = {}, env = nil) result = message.is_a?(Hash) ? MultiJson.dump(message) : message if (options[:rescue_options] || {})[:backtrace] && backtrace && ! backtrace.empty? result += "\r\n " result += backtrace.join("\r\n ") end result end