php-parser/node/stmt/n_unset.go
2018-06-19 22:56:52 +03:00

44 lines
715 B
Go

package stmt
import (
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/walker"
)
// Unset node
type Unset struct {
Vars []node.Node
}
// NewUnset node constructor
func NewUnset(Vars []node.Node) *Unset {
return &Unset{
Vars,
}
}
// Attributes returns node attributes as map
func (n *Unset) Attributes() map[string]interface{} {
return nil
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Unset) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.Vars != nil {
v.EnterChildList("Vars", n)
for _, nn := range n.Vars {
if nn != nil {
nn.Walk(v)
}
}
v.LeaveChildList("Vars", n)
}
v.LeaveNode(n)
}