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// +build !windows
package mount
import "strconv"
// mountError records an error from mount or unmount operation
type mountError struct {
op string
source, target string
flags uintptr
data string
err error
}
func (e *mountError) Error() string {
out := e.op + " "
if e.source != "" {
out += e.source + ":" + e.target
} else {
out += e.target
}
if e.flags != uintptr(0) {
out += ", flags: 0x" + strconv.FormatUint(uint64(e.flags), 16)
}
if e.data != "" {
out += ", data: " + e.data
}
out += ": " + e.err.Error()
return out
}
// Cause returns the underlying cause of the error.
// This is a convention used in github.com/pkg/errors
func (e *mountError) Cause() error {
return e.err
}
// Unwrap returns the underlying error.
// This is a convention used in golang 1.13+
func (e *mountError) Unwrap() error {
return e.err
}
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