logger

package

v0.10.3 Latest Latest Go to latest Published: Aug 29, 2025 License: Apache-2.0 Imports: 5 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
Learn more about best practices

Repository

github.com/rulego/streamsql

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Documentation ¶

Overview ¶

Package logger provides logging functionality for StreamSQL. Supports different log levels and configurable log output backends.

Index ¶

func Debug(format string, args ...interface{})
func Error(format string, args ...interface{})
func Info(format string, args ...interface{})
func SetDefault(logger Logger)
func Warn(format string, args ...interface{})
type Level
- func (l Level) String() string
type Logger

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func Debug ¶

func Debug(format string, args ...interface{})

Debug uses the default logger to record debug information

func Error ¶

func Error(format string, args ...interface{})

Error uses the default logger to record errors

func Info ¶

func Info(format string, args ...interface{})

Info uses the default logger to record information

func SetDefault ¶

func SetDefault(logger Logger)

SetDefault sets the global default logger

func Warn ¶

func Warn(format string, args ...interface{})

Warn uses the default logger to record warnings

Types ¶

type Level ¶

type Level int

Level defines log levels

const (
	// DEBUG debug level, displays detailed debug information
	DEBUG Level = iota
	// INFO info level, displays general information
	INFO
	// WARN warning level, displays warning information
	WARN
	// ERROR error level, only displays error information
	ERROR
	// OFF disables logging
	OFF
)

func (Level) String ¶

func (l Level) String() string

String returns string representation of log level

type Logger ¶

type Logger interface {
	// Debug records debug level logs
	Debug(format string, args ...interface{})
	// Info records info level logs
	Info(format string, args ...interface{})
	// Warn records warning level logs
	Warn(format string, args ...interface{})
	// Error records error level logs
	Error(format string, args ...interface{})
	// SetLevel sets the log level
	SetLevel(level Level)
}

Logger interface defines basic methods for logging

func GetDefault ¶

func GetDefault() Logger

GetDefault gets the global default logger

func NewDiscardLogger ¶

func NewDiscardLogger() Logger

NewDiscardLogger creates a logger that discards all logs Used in scenarios where log output is not needed

func NewLogger ¶

func NewLogger(level Level, output io.Writer) Logger

NewLogger creates a new logger Parameters:

level: log level
output: output destination, such as os.Stdout, os.Stderr, or file

Returns:

Logger: logger instance

Example:

logger := NewLogger(INFO, os.Stdout)
logger.Info("Application started")

Source Files ¶

View all Source files

logger.go

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