81 lines
1.9 KiB
Go
81 lines
1.9 KiB
Go
package adapter
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import (
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"log/slog"
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"os"
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)
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// SlogLogger implements Logger interface using slog
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type SlogLogger struct {
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logger *slog.Logger
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}
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// NewSlogLogger creates a new slog-based logger
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func NewSlogLogger(level slog.Level) *SlogLogger {
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opts := &slog.HandlerOptions{
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Level: level,
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}
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handler := slog.NewJSONHandler(os.Stdout, opts)
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logger := slog.New(handler)
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return &SlogLogger{
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logger: logger,
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}
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}
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// NewSlogLoggerWithHandler creates a new slog-based logger with a custom handler
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func NewSlogLoggerWithHandler(handler slog.Handler) *SlogLogger {
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return &SlogLogger{
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logger: slog.New(handler),
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}
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}
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// Debug logs a debug message
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func (l *SlogLogger) Debug(msg string, args ...interface{}) {
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l.logger.Debug(msg, l.convertArgs(args)...)
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}
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// Info logs an info message
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func (l *SlogLogger) Info(msg string, args ...interface{}) {
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l.logger.Info(msg, l.convertArgs(args)...)
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}
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// Warn logs a warning message
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func (l *SlogLogger) Warn(msg string, args ...interface{}) {
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l.logger.Warn(msg, l.convertArgs(args)...)
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}
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// Error logs an error message
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func (l *SlogLogger) Error(msg string, args ...interface{}) {
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l.logger.Error(msg, l.convertArgs(args)...)
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}
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// Fatal logs a fatal message and exits
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func (l *SlogLogger) Fatal(msg string, args ...interface{}) {
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l.logger.Error(msg, l.convertArgs(args)...)
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os.Exit(1)
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}
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// With returns a new logger with additional context
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func (l *SlogLogger) With(key string, value interface{}) Logger {
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return &SlogLogger{
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logger: l.logger.With(key, value),
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}
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}
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// convertArgs converts variadic args to slog.Attr pairs
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func (l *SlogLogger) convertArgs(args []interface{}) []any {
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if len(args) == 0 {
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return nil
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}
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// Convert pairs of key-value to slog format
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attrs := make([]any, 0, len(args))
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for i := 0; i < len(args); i += 2 {
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if i+1 < len(args) {
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attrs = append(attrs, args[i], args[i+1])
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}
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}
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return attrs
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}
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