logging.go RawHistoryFolder

1// Package logging configures component-scoped zerowrap logging.
2package logging
3
4import (
5	"context"
6	"io"
7
8	"github.com/bnema/zerowrap"
9)
10
11// With attaches a JSON logger at info level, or debug when requested.
12// A nil output uses zerowrap's default stderr output.
13func With(ctx context.Context, output io.Writer, debug bool) context.Context {
14	level := "info"
15	if debug {
16		level = "debug"
17	}
18	return zerowrap.WithCtx(ctx, zerowrap.New(zerowrap.Config{Level: level, Format: "json", Output: output}))
19}
20
21// For derives a component logger. Cache it outside steady-state frame loops.
22func For(ctx context.Context, component string) zerowrap.Logger {
23	return zerowrap.FromCtxWithField(ctx, zerowrap.FieldComponent, component)
24}