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Filename : testing_windows.go

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// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build windows

package testing

import (
	"errors"
	"internal/syscall/windows"
	"syscall"
)

// isWindowsRetryable reports whether err is a Windows error code
// that may be fixed by retrying a failed filesystem operation.
func isWindowsRetryable(err error) bool {
	for {
		unwrapped := errors.Unwrap(err)
		if unwrapped == nil {
			break
		}
		err = unwrapped
	}
	if err == syscall.ERROR_ACCESS_DENIED {
		return true // Observed in https://go.dev/issue/50051.
	}
	if err == windows.ERROR_SHARING_VIOLATION {
		return true // Observed in https://go.dev/issue/51442.
	}
	return false
}