blob: c80c2aa0cc258be1e3520af57c03072a8981f45f [file] [log] [blame]
package container
import "sort"
// History is a convenience type for storing a list of containers,
// sorted by creation date in descendant order.
type History []*Container
// Len returns the number of containers in the history.
func (history *History) Len() int {
return len(*history)
// Less compares two containers and returns true if the second one
// was created before the first one.
func (history *History) Less(i, j int) bool {
containers := *history
return containers[j].Created.Before(containers[i].Created)
// Swap switches containers i and j positions in the history.
func (history *History) Swap(i, j int) {
containers := *history
containers[i], containers[j] = containers[j], containers[i]
// sort orders the history by creation date in descendant order.
func (history *History) sort() {