// descriptor, and if the last use of p in a function is a call to
// syscall.Write(p.d, buf, size), then p may be unreachable as soon as
// the program enters [syscall.Write]. The finalizer may run at that moment,
// closing p.d, causing syscall.Write to fail because it is writing to
// a closed file descriptor (or, worse, to an entirely different
// file descriptor opened by a different goroutine). To avoid this problem,

	}

	// Emit text output.
	if tf != nil {
		if err := ts.cf.EmitTextual(tf); err != nil {
			return err
		}
		tfClosed = true
		if err := tf.Close(); err != nil {
			return fmt.Errorf("closing %s: %v", cfile, err)
		}
	}

	return nil
}

type tstate struct {
	calloc.BatchCounterAlloc
	cm    *cmerge.Merger
	cf    *cformat.Formatter
	cmode coverage.CounterMode
}

		return
	}

	// Check that close does not report an error.
	if err := d.Close(); err != nil {
		t.errorf("%s: Close: %w", dir, err)
	}

	// Check that closing twice doesn't crash.
	// The return value doesn't matter.
	d.Close()

	// Reopen directory, read a second time, make sure contents match.
	if d = t.openDir(dir); d == nil {
		return
	}
	defer d.Close()

type http2ClientConnState struct {
	// Closed is whether the connection is closed.
	Closed bool

	// Closing is whether the connection is in the process of
	// closing. It may be closing due to shutdown, being a
	// single-use connection, being marked as DoNotReuse, or
	// having received a GOAWAY frame.
	Closing bool

	// StreamsActive is how many streams are active.
	StreamsActive int

		t.Fatalf("error to get the server 2 port: %v", err)
	}

	// Server 1 should be reachable, since it is not closed.
	if !isTCPReachable(host, port1) {
		t.Fatal("server 1 is unreachable")
	}

	// After closing server 2, server 2 should not be reachable
	server2.httpServer.Close()
	if isTCPReachable(host, port2) {
		t.Fatal("server 2 is reachable")
	}
}

func TestSubmitCSR(t *testing.T) {

	//
	// Zero means no limit.
	MaxConnsPerHost int

	// IdleConnTimeout is the maximum amount of time an idle
	// (keep-alive) connection will remain idle before closing
	// itself.
	// Zero means no limit.
	IdleConnTimeout time.Duration

	// ResponseHeaderTimeout, if non-zero, specifies the amount of
	// time to wait for a server's response headers after fully

					f.addCounters(clause.Colon+1, clause.Colon+1, clause.End(), clause.Body, false)
				}
				return f
			}
		}
		f.addCounters(n.Lbrace, n.Lbrace+1, n.Rbrace+1, n.List, true) // +1 to step past closing brace.
	case *ast.IfStmt:
		if n.Init != nil {
			ast.Walk(f, n.Init)
		}
		ast.Walk(f, n.Cond)
		ast.Walk(f, n.Body)
		if n.Else == nil {
			return nil
		}

	HealthChecks []healthz.HealthChecker

	// EncryptionFileContentHash is the hash of the encryption config file.
	EncryptionFileContentHash string

	// KMSCloseGracePeriod is the duration we will wait before closing old transformers.
	// We wait for any in-flight requests to finish by using the duration which is longer than their timeout.
	KMSCloseGracePeriod time.Duration
}

	blockedWatchers []*cacheWatcher
	// watchersToStop is a list of watchers that were supposed to be stopped
	// during current dispatching, but stopping was deferred to the end of
	// dispatching that event to avoid race with closing channels in watchers.
	watchersToStop []*cacheWatcher
	// Maintain a timeout queue to send the bookmark event before the watcher times out.
	// Note that this field when accessed MUST be protected by the Cacher.lock.

	switch {
	case len(w.buffer) > 0:
		err = errors.New("some file segments were not flushed from the queue")
		_ = w.w.CloseWithError(err)
	case w.err != nil:
		// No need to close here since both pipes were
		// closing inside TransferError()
		err = w.err
	default:
		err = w.w.Close()
	}
	for i := range w.buffer {
		delete(w.buffer, i)
	}
	w.wg.Wait()
	return err
}

type writerAt struct {