Refactor log

log/default.go

@@ -0,0 +1,119 @@
+package log
+
+import (
+	"context"
+	"io"
+	"os"
+	"time"
+
+	F "github.com/sagernet/sing/common/format"
+)
+
+var _ Factory = (*simpleFactory)(nil)
+
+type simpleFactory struct {
+	formatter Formatter
+	writer    io.Writer
+	level     Level
+}
+
+func NewFactory(formatter Formatter, writer io.Writer) Factory {
+	return &simpleFactory{
+		formatter: formatter,
+		writer:    writer,
+		level:     LevelTrace,
+	}
+}
+
+func (f *simpleFactory) Level() Level {
+	return f.level
+}
+
+func (f *simpleFactory) SetLevel(level Level) {
+	f.level = level
+}
+
+func (f *simpleFactory) Logger() ContextLogger {
+	return f.NewLogger("")
+}
+
+func (f *simpleFactory) NewLogger(tag string) ContextLogger {
+	return &simpleLogger{f, tag}
+}
+
+var _ ContextLogger = (*simpleLogger)(nil)
+
+type simpleLogger struct {
+	*simpleFactory
+	tag string
+}
+
+func (l *simpleLogger) Log(ctx context.Context, level Level, args []any) {
+	if level > l.level {
+		return
+	}
+	message := l.formatter.Format(ctx, level, l.tag, F.ToString(args...), time.Now()) + "\n"
+	if level == LevelPanic {
+		panic(message)
+	}
+	l.writer.Write([]byte(message))
+	if level == LevelFatal {
+		os.Exit(1)
+	}
+}
+
+func (l *simpleLogger) Trace(args ...any) {
+	l.Log(nil, LevelTrace, args)
+}
+
+func (l *simpleLogger) Debug(args ...any) {
+	l.Log(nil, LevelDebug, args)
+}
+
+func (l *simpleLogger) Info(args ...any) {
+	l.Log(nil, LevelInfo, args)
+}
+
+func (l *simpleLogger) Warn(args ...any) {
+	l.Log(nil, LevelWarn, args)
+}
+
+func (l *simpleLogger) Error(args ...any) {
+	l.Log(nil, LevelError, args)
+}
+
+func (l *simpleLogger) Fatal(args ...any) {
+	l.Log(nil, LevelFatal, args)
+}
+
+func (l *simpleLogger) Panic(args ...any) {
+	l.Log(nil, LevelPanic, args)
+}
+
+func (l *simpleLogger) TraceContext(ctx context.Context, args ...any) {
+	l.Log(ctx, LevelTrace, args)
+}
+
+func (l *simpleLogger) DebugContext(ctx context.Context, args ...any) {
+	l.Log(ctx, LevelDebug, args)
+}
+
+func (l *simpleLogger) InfoContext(ctx context.Context, args ...any) {
+	l.Log(ctx, LevelInfo, args)
+}
+
+func (l *simpleLogger) WarnContext(ctx context.Context, args ...any) {
+	l.Log(ctx, LevelWarn, args)
+}
+
+func (l *simpleLogger) ErrorContext(ctx context.Context, args ...any) {
+	l.Log(ctx, LevelError, args)
+}
+
+func (l *simpleLogger) FatalContext(ctx context.Context, args ...any) {
+	l.Log(ctx, LevelFatal, args)
+}
+
+func (l *simpleLogger) PanicContext(ctx context.Context, args ...any) {
+	l.Log(ctx, LevelPanic, args)
+}