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convert.go
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/
convert.go
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package convert
import (
"fmt"
m3emnode "github.com/m3db/m3/src/dbnode/x/m3em/node"
"github.com/m3db/m3em/node"
)
// AsNodes returns casts a slice of ServiceNodes into m3emnode.Nodes
func AsNodes(nodes []node.ServiceNode) ([]m3emnode.Node, error) {
m3emnodes := make([]m3emnode.Node, 0, len(nodes))
for _, n := range nodes {
mn, ok := n.(m3emnode.Node)
if !ok {
return nil, fmt.Errorf("unable to cast: %v to m3dbnode", n.String())
}
m3emnodes = append(m3emnodes, mn)
}
return m3emnodes, nil
}
// AsServiceNodes returns casts a slice m3emnode.Nodes into ServiceNodes
func AsServiceNodes(nodes []m3emnode.Node) ([]node.ServiceNode, error) {
serviceNodes := make([]node.ServiceNode, 0, len(nodes))
for _, mn := range nodes {
n, ok := mn.(node.ServiceNode)
if !ok {
return nil, fmt.Errorf("unable to cast: %v to ServiceNode", n.String())
}
serviceNodes = append(serviceNodes, n)
}
return serviceNodes, nil
}