php-parser/node/stmt/n_nop.go

52 lines
932 B
Go

package stmt
import (
"github.com/z7zmey/php-parser/meta"
"github.com/z7zmey/php-parser/position"
"github.com/z7zmey/php-parser/walker"
)
// Nop node
type Nop struct {
Meta []meta.Meta
Position *position.Position
}
// NewNop node constructor
func NewNop() *Nop {
return &Nop{}
}
// SetPosition sets node position
func (n *Nop) SetPosition(p *position.Position) {
n.Position = p
}
// GetPosition returns node positions
func (n *Nop) GetPosition() *position.Position {
return n.Position
}
func (n *Nop) AddMeta(m []meta.Meta) {
n.Meta = append(n.Meta, m...)
}
func (n *Nop) GetMeta() []meta.Meta {
return n.Meta
}
// Attributes returns node attributes as map
func (n *Nop) Attributes() map[string]interface{} {
return nil
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Nop) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
v.LeaveNode(n)
}