43 lines
692 B
Go
43 lines
692 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 constuctor
|
|
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 {
|
|
vv := v.GetChildrenVisitor("Vars")
|
|
for _, nn := range n.Vars {
|
|
if nn != nil {
|
|
nn.Walk(vv)
|
|
}
|
|
}
|
|
}
|
|
|
|
v.LeaveNode(n)
|
|
}
|