lifecycle

package

v1.104.5 Latest Latest Go to latest Published: May 14, 2024 License: AGPL-3.0 Imports: 11 Imported by: 3

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Package lifecycle allows controlling group of items.

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type Group struct {
	// contains filtered or unexported fields
}

Group implements a collection of items that have a concurrent start and are closed in reverse order.

func NewGroup(log *zap.Logger) *Group

NewGroup creates a new group.

func (group *Group) Add(item Item)

Add adds item to the group.

func (group *Group) Close() error

Close closes all items in reverse order.

func (group *Group) Run(ctx context.Context, g *errgroup.Group)

Run starts all items concurrently under group g.

type Item struct {
	Name  string
	Run   func(ctx context.Context) error
	Close func() error
}

Item is the lifecycle item that group runs and closes.