Function FillContext

pkg/webmiddleware/fillcontext.go:24–37

FillContext returns a middleware that fills global context into a call context.

(fillers ...fillcontext.Filler)

// FillContext returns a middleware that fills global context into a call context.
func FillContext(fillers ...fillcontext.Filler) MiddlewareFunc {
	return func(next http.Handler) http.Handler {
		if len(fillers) == 0 {
			return next
		}
		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			ctx := r.Context()
			for _, fill := range fillers {
				ctx = fill(ctx)
			}
			next.ServeHTTP(w, r.WithContext(ctx))
		})
	}
}