micro/registry/mock/helper.go

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2016-03-14 19:15:42 +00:00
package mock
import (
"github.com/micro/go-micro/registry"
)
func addNodes(old, neu []*registry.Node) []*registry.Node {
for _, n := range neu {
var seen bool
for i, o := range old {
if o.Id == n.Id {
seen = true
old[i] = n
break
}
}
if !seen {
old = append(old, n)
}
}
return old
}
func addServices(old, neu []*registry.Service) []*registry.Service {
for _, s := range neu {
var seen bool
for i, o := range old {
if o.Version == s.Version {
s.Nodes = addNodes(o.Nodes, s.Nodes)
seen = true
old[i] = s
break
}
}
if !seen {
old = append(old, s)
}
}
return old
}
func delNodes(old, del []*registry.Node) []*registry.Node {
var nodes []*registry.Node
for _, o := range old {
var rem bool
for _, n := range del {
if o.Id == n.Id {
rem = true
break
}
}
if !rem {
nodes = append(nodes, o)
}
}
return nodes
}
func delServices(old, del []*registry.Service) []*registry.Service {
var services []*registry.Service
for i, o := range old {
var rem bool
for _, s := range del {
if o.Version == s.Version {
old[i].Nodes = delNodes(o.Nodes, s.Nodes)
if len(old[i].Nodes) == 0 {
rem = true
}
}
}
if !rem {
services = append(services, o)
}
}
return services
}