Method Slogger

context.go:612–651

Slogger returns a slog logger that is intended for use by the most recent module associated with the context.

()

// Slogger returns a slog logger that is intended for use by
// the most recent module associated with the context.
func (ctx Context) Slogger() *slog.Logger {
	var (
		handler  slog.Handler
		core     zapcore.Core
		moduleID string
	)

	// the default enables traces at ERROR level, this disables
	// them by setting it to a level higher than any other level
	tracesOpt := zapslog.AddStacktraceAt(slog.Level(127))

	if ctx.cfg == nil {
		// often the case in tests; just use a dev logger
		l, err := zap.NewDevelopment()
		if err != nil {
			panic("config missing, unable to create dev logger: " + err.Error())
		}

		core = l.Core()
		handler = zapslog.NewHandler(core, tracesOpt)
	} else {
		mod := ctx.Module()
		if mod == nil {
			core = Log().Core()
			handler = zapslog.NewHandler(core, tracesOpt)
		} else {
			moduleID = string(mod.CaddyModule().ID)
			core = ctx.cfg.Logging.Logger(mod).Core()
			handler = zapslog.NewHandler(core, zapslog.WithName(moduleID), tracesOpt)
		}
	}

	slogHandlerFactoriesMu.RLock()
	for _, f := range slogHandlerFactories {
		handler = f(handler, core, moduleID)
	}
	slogHandlerFactoriesMu.RUnlock()

	return slog.New(handler)
}

// Modules returns the lineage of modules that this context provisioned,
// with the most recent/current module being last in the list.