diff options
Diffstat (limited to 'utils')
| -rw-r--r-- | utils/utils.go | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/utils/utils.go b/utils/utils.go index c7c5ab5cf..4a91b304f 100644 --- a/utils/utils.go +++ b/utils/utils.go @@ -9,6 +9,7 @@ import ( systemdDbus "github.com/coreos/go-systemd/dbus" "github.com/godbus/dbus" + "github.com/pkg/errors" ) // ExecCmd executes a command with args and returns its output as a string along @@ -82,12 +83,9 @@ func newProp(name string, units interface{}) systemdDbus.Property { } } -// DetachError is special error which returned in case of container detach. -type DetachError struct{} - -func (DetachError) Error() string { - return "detached from container" -} +// ErrDetach is an error indicating that the user manually detached from the +// container. +var ErrDetach = errors.New("detached from container") // CopyDetachable is similar to io.Copy but support a detach key sequence to break out. func CopyDetachable(dst io.Writer, src io.Reader, keys []byte) (written int64, err error) { @@ -108,7 +106,7 @@ func CopyDetachable(dst io.Writer, src io.Reader, keys []byte) (written int64, e } if i == len(keys)-1 { // src.Close() - return 0, DetachError{} + return 0, ErrDetach } nr, er = src.Read(buf) } |