run/image: Turn interface into struct and rename

Signed-off-by: Alexander Jung <a.jung@lancs.ac.uk>

run/image.go

@@ -55,18 +55,18 @@ var (
 	ErrNameTooLong = fmt.Errorf("repository name must not be more than %v characters", NameTotalLengthMax)
 )
 
-// Named is an object with a full name
-type Named interface {
-	// Name returns normalized repository name, like "ubuntu".
-	Name() string
-	// String returns full reference, like "ubuntu@sha256:abcdef..."
-	String() string
-	// FullName returns full repository name with hostname, like "docker.io/library/ubuntu"
-	FullName() string
-	// Hostname returns hostname for the reference, like "docker.io"
-	Hostname() string
-	// RemoteName returns the repository component of the full name, like "library/ubuntu"
-	RemoteName() string
+// Image is an object with a full name
+type Image struct {
+	// Name is the normalized repository name, like "ubuntu".
+	Name       string
+	// String is the full reference, like "ubuntu@sha256:abcdef..."
+	String     string
+	// FullName is the full repository name with hostname, like "docker.io/library/ubuntu"
+	FullName   string
+	// Hostname is the hostname for the reference, like "docker.io"
+	Hostname   string
+	// RemoteName is the the repository component of the full name, like "library/ubuntu"
+	RemoteName string
 }
 
 func Parse(s string) (Reference, error) {