log

type Level int

type Logger interface {
	// Standardized Logger interface functions so that this interface can be
	// used from goresctrl library.
	Debugf(format string, v ...interface{})
	Infof(format string, v ...interface{})
	Warnf(format string, v ...interface{})
	Errorf(format string, v ...interface{})
	Panicf(format string, v ...interface{})
	Fatalf(format string, v ...interface{})

	// Debug formats and emits a debug message.
	Debug(format string, args ...interface{})
	// Info formats and emits an informational message.
	Info(format string, args ...interface{})
	// Warn formats and emits a warning message.
	Warn(format string, args ...interface{})
	// Error formats and emits an error message.
	Error(format string, args ...interface{})
	// Panic formats and emits an error message then panics with the same.
	Panic(format string, args ...interface{})
	// Fatal formats and emits an error message and os.Exit()'s with status 1.
	Fatal(format string, args ...interface{})

	// DebugBlock formats and emits a multiline debug message.
	DebugBlock(prefix string, format string, args ...interface{})
	// InfoBlock formats and emits a multiline information message.
	InfoBlock(prefix string, format string, args ...interface{})
	// WarnBlock formats and emits a multiline warning message.
	WarnBlock(prefix string, format string, args ...interface{})
	// ErrorBlock formats and emits a multiline error message.
	ErrorBlock(prefix string, format string, args ...interface{})

	// EnableDebug enables debug messages for this Logger.
	EnableDebug() bool
	// DebugEnabled checks if debug messages are enabled for this Logger.
	DebugEnabled() bool

	// Source returns the source name of this Logger.
	Source() string
}

type Rate struct {
	// rate limit
	Limit goxrate.Limit
	// allowed bursts
	Burst int
	// optional message window size
	Window int
}