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

40 lines
716 B
Go

package expr
import (
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/walker"
)
// Reference node
type Reference struct {
Variable node.Node
}
// NewReference node constructor
func NewReference(Variable node.Node) *Reference {
return &Reference{
Variable,
}
}
// Attributes returns node attributes as map
func (n *Reference) Attributes() map[string]interface{} {
return nil
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Reference) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.Variable != nil {
v.EnterChildNode("Variable", n)
n.Variable.Walk(v)
v.LeaveChildNode("Variable", n)
}
v.LeaveNode(n)
}