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robustio_darwin.go (466B)

      1 // Copyright 2019 The Go Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style
      3 // license that can be found in the LICENSE file.
      4 
      5 package robustio
      6 
      7 import (
      8 	"errors"
      9 	"syscall"
     10 )
     11 
     12 const errFileNotFound = syscall.ENOENT
     13 
     14 // isEphemeralError returns true if err may be resolved by waiting.
     15 func isEphemeralError(err error) bool {
     16 	var errno syscall.Errno
     17 	if errors.As(err, &errno) {
     18 		return errno == errFileNotFound
     19 	}
     20 	return false
     21 }