logger

Documentation

Index

• Constants
• type Logger
  • func New(dest string, logLevel int) (*Logger, error)
  • func (l *Logger) Debug(ctx context.Context, v ...interface{}) error
  • func (l *Logger) Debugf(ctx context.Context, format string, v ...interface{}) error
  • func (l *Logger) Error(ctx context.Context, v ...interface{}) error
  • func (l *Logger) Errorf(ctx context.Context, format string, v ...interface{}) error
  • func (l *Logger) Info(ctx context.Context, v ...interface{}) error
  • func (l *Logger) Infof(ctx context.Context, format string, v ...interface{}) error
  • func (l *Logger) Output(calldepth int, s string) error
  • func (l *Logger) Warning(ctx context.Context, v ...interface{}) error
  • func (l *Logger) Warningf(ctx context.Context, format string, v ...interface{}) error

Constants

const (
	DEBUG int = iota
	INFO
	WARNING
	ERROR
)

Default four levels for logging.

Types

type Logger

type Logger struct {
	*log.Logger
	// contains filtered or unexported fields
}

func New

func New(dest string, logLevel int) (*Logger, error)

New creates a new Logger instance, which writes to the specified destination (file) or stdout if dest is empty. It also sets the log level.

func (*Logger) Debug

func (l *Logger) Debug(ctx context.Context, v ...interface{}) error

func (*Logger) Debugf

func (l *Logger) Debugf(ctx context.Context, format string, v ...interface{}) error

Debugf logs a formatted debug message.

func (*Logger) Error

func (l *Logger) Error(ctx context.Context, v ...interface{}) error

func (*Logger) Errorf

func (l *Logger) Errorf(ctx context.Context, format string, v ...interface{}) error

Errorf logs a formatted error message.

func (*Logger) Info

func (l *Logger) Info(ctx context.Context, v ...interface{}) error

func (*Logger) Infof

func (l *Logger) Infof(ctx context.Context, format string, v ...interface{}) error

Infof logs a formatted info message.

func (*Logger) Output

func (l *Logger) Output(calldepth int, s string) error

Custom log output function. It is used to add additional runtime information to the log message.

func (*Logger) Warning

func (l *Logger) Warning(ctx context.Context, v ...interface{}) error

func (*Logger) Warningf

func (l *Logger) Warningf(ctx context.Context, format string, v ...interface{}) error

Warningf logs a formatted warning message.