# File lib/chef/expander/logger.rb, line 76 def add(severity=UNKNOWN, message = nil, progname = nil, &block) return true unless severity >= @level message ||= progname # level methods (e.g, #debug) pass explicit message as progname if message.nil? && block_given? message = yield end self << sprintf("[%s] %s: %s\n", Time.new.rfc2822(), LEVEL_TO_STR[severity], msg2str(message)) true end