JOJ3/cmd/joj3/log.go
张泊明518370910136 312b6256c3
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feat(cmd/joj3): debug log to stderr on test
2024-10-19 16:58:37 -04:00

84 lines
1.9 KiB
Go

package main
import (
"context"
"log/slog"
"os"
)
var runningTest bool
type multiHandler struct {
handlers []slog.Handler
}
func (h *multiHandler) Enabled(ctx context.Context, level slog.Level) bool {
for _, handler := range h.handlers {
if handler.Enabled(ctx, level) {
return true
}
}
return false
}
func (h *multiHandler) Handle(ctx context.Context, r slog.Record) error {
for _, handler := range h.handlers {
if handler.Enabled(ctx, r.Level) {
if err := handler.Handle(ctx, r); err != nil {
return err
}
}
}
return nil
}
func (h *multiHandler) WithAttrs(attrs []slog.Attr) slog.Handler {
handlers := make([]slog.Handler, len(h.handlers))
for i, handler := range h.handlers {
handlers[i] = handler.WithAttrs(attrs)
}
return &multiHandler{handlers: handlers}
}
func (h *multiHandler) WithGroup(name string) slog.Handler {
handlers := make([]slog.Handler, len(h.handlers))
for i, handler := range h.handlers {
handlers[i] = handler.WithGroup(name)
}
return &multiHandler{handlers: handlers}
}
func setupSlog(logPath string) error {
handlers := []slog.Handler{}
if logPath != "" {
// File handler for debug logs
debugFile, err := os.OpenFile(logPath,
os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0o600)
if err != nil {
return err
}
debugHandler := slog.NewTextHandler(debugFile, &slog.HandlerOptions{
Level: slog.LevelDebug,
})
handlers = append(handlers, debugHandler)
}
stderrLogLevel := slog.LevelInfo
if runningTest {
stderrLogLevel = slog.LevelDebug
}
// Stderr handler for info logs and above
stderrHandler := slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{
Level: stderrLogLevel,
})
handlers = append(handlers, stderrHandler)
// Create a multi-handler
multiHandler := &multiHandler{handlers: handlers}
// Set the default logger
logger := slog.New(multiHandler)
slog.SetDefault(logger)
if logPath != "" {
slog.Info("debug log", "path", logPath)
}
return nil
}