Method: Roby::Application#setup_loggers

Defined in:
lib/roby/app.rb

#setup_loggers(ignore_missing: false, redirections: true) ⇒ Object

Sets up all the default loggers. It creates the logger for the Robot module (accessible through Robot.logger), and sets up log levels as specified in the config/app.yml file.



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# File 'lib/roby/app.rb', line 1805

def setup_loggers(ignore_missing: false, redirections: true)
    Robot.logger.progname = robot_name || "Robot"
    return unless log["levels"]

    # Set up log levels
    log["levels"].each do |name, value|
        const_name = name.modulize
        mod =
            begin Kernel.constant(const_name)
            rescue NameError => e
                if ignore_missing
                    next
                elsif name != const_name
                    raise InvalidLoggerName, "cannot resolve logger #{name} (resolved as #{const_name}): #{e.message}"
                else
                    raise InvalidLoggerName, "cannot resolve logger #{name}: #{e.message}"
                end
            end

        if value =~ /^(\w+):(.+)$/
            value, file = $1, $2
            file = file.gsub("ROBOT", robot_name) if robot_name
        end
        level = Logger.const_get(value)

        io = if redirections && file
                 path = File.expand_path(file, log_dir)
                 Robot.info "redirected logger for #{mod} to #{path} (level #{level})"
                 io = File.open(path, "w")
                 io.sync = true
                 log_files[path] ||= io
             else
                 STDOUT
             end
        new_logger = Logger.new(io)
        new_logger.level     = level
        new_logger.formatter = mod.logger.formatter
        new_logger.progname = [name, robot_name].compact.join(" ")
        mod.logger = new_logger
    end
end