moby/daemon/history.go
Anton Tiurin fc325274e8 History.Swap Use parallel assignment to swap elements, as it's
a more idiomatic way for golang than using a temp variable.

Signed-off-by: Anton Tiurin <noxiouz@yandex.ru>
2015-03-25 00:13:13 +03:00

31 lines
632 B
Go

package daemon
import (
"sort"
)
// History is a convenience type for storing a list of containers,
// ordered by creation date.
type History []*Container
func (history *History) Len() int {
return len(*history)
}
func (history *History) Less(i, j int) bool {
containers := *history
return containers[j].Created.Before(containers[i].Created)
}
func (history *History) Swap(i, j int) {
containers := *history
containers[i], containers[j] = containers[j], containers[i]
}
func (history *History) Add(container *Container) {
*history = append(*history, container)
}
func (history *History) Sort() {
sort.Sort(history)
}