48 lines
903 B
Go
48 lines
903 B
Go
package assign
|
|
|
|
import (
|
|
"github.com/z7zmey/php-parser/node"
|
|
"github.com/z7zmey/php-parser/walker"
|
|
)
|
|
|
|
// Reference node
|
|
type Reference struct {
|
|
Variable node.Node
|
|
Expression node.Node
|
|
}
|
|
|
|
// NewReference node constructor
|
|
func NewReference(Variable node.Node, Expression node.Node) *Reference {
|
|
return &Reference{
|
|
Variable,
|
|
Expression,
|
|
}
|
|
}
|
|
|
|
// 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)
|
|
}
|
|
|
|
if n.Expression != nil {
|
|
v.EnterChildNode("Expression", n)
|
|
n.Expression.Walk(v)
|
|
v.LeaveChildNode("Expression", n)
|
|
}
|
|
|
|
v.LeaveNode(n)
|
|
}
|