vendor/github.com/jackpal/go-nat-pmp/recorder.go


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package natpmp

import "time"

type callObserver interface {
    observeCall(msg []byte, result []byte, err error)
}

// A caller that records the RPC call.
type recorder struct {
    child    caller
    observer callObserver
}

func (n *recorder) call(msg []byte, timeout time.Duration) (result []byte, err error) {
    result, err = n.child.call(msg, timeout)
    n.observer.observeCall(msg, result, err)
    return
}