php-parser/node/expr/empty.go

44 lines
620 B
Go
Raw Normal View History

package expr
import (
"github.com/z7zmey/php-parser/node"
)
type Empty struct {
2018-01-04 22:12:01 +00:00
position *node.Position
Expr node.Node
}
2018-01-08 19:18:09 +00:00
func NewEmpty(Expression node.Node) *Empty {
2018-01-04 18:42:44 +00:00
return &Empty{
2017-12-31 10:59:22 +00:00
nil,
2018-01-04 21:26:04 +00:00
Expression,
}
}
2018-01-08 19:32:57 +00:00
func (n *Empty) Attributes() map[string]interface{} {
2018-01-04 22:12:01 +00:00
return nil
2017-12-29 15:20:24 +00:00
}
2018-01-08 19:32:57 +00:00
func (n *Empty) Position() *node.Position {
2017-12-31 10:59:22 +00:00
return n.position
}
2018-01-08 19:32:57 +00:00
func (n *Empty) SetPosition(p *node.Position) node.Node {
2017-12-31 10:59:22 +00:00
n.position = p
return n
}
2018-01-08 19:32:57 +00:00
func (n *Empty) Walk(v node.Visitor) {
2017-12-28 11:36:27 +00:00
if v.EnterNode(n) == false {
2017-12-27 23:23:32 +00:00
return
}
2018-01-04 22:12:01 +00:00
if n.Expr != nil {
vv := v.GetChildrenVisitor("Expr")
n.Expr.Walk(vv)
}
2017-12-28 11:36:27 +00:00
v.LeaveNode(n)
}