Interface Logger

logger.go:25–30

Logger is implemented by any logging system that is used for standard logs.

// Logger is implemented by any logging system that is used for standard logs.
type Logger interface {
	Errorf(string, ...interface{})
	Warningf(string, ...interface{})
	Infof(string, ...interface{})
	Debugf(string, ...interface{})
}

// Errorf logs an ERROR log message to the logger specified in opts or to the
// global logger if no logger is specified in opts.