php-parser/node/expr/n_variable.go

66 lines
1.3 KiB
Go

package expr
import (
"github.com/z7zmey/php-parser/meta"
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/position"
"github.com/z7zmey/php-parser/walker"
)
// Variable node
type Variable struct {
Meta meta.Collection
StringVar bool
Position *position.Position
VarName node.Node
}
// NewVariable node constructor
func NewVariable(VarName node.Node) *Variable {
return &Variable{
VarName: VarName,
}
}
// SetPosition sets node position
func (n *Variable) SetPosition(p *position.Position) {
n.Position = p
}
// GetPosition returns node positions
func (n *Variable) GetPosition() *position.Position {
return n.Position
}
func (n *Variable) GetMeta() *meta.Collection {
return &n.Meta
}
// Attributes returns node attributes as map
func (n *Variable) Attributes() map[string]interface{} {
return map[string]interface{}{
"StringVar": n.StringVar,
}
}
// SetVarName reset var name
func (n *Variable) SetVarName(VarName node.Node) {
n.VarName = VarName
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Variable) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.VarName != nil {
v.EnterChildNode("VarName", n)
n.VarName.Walk(v)
v.LeaveChildNode("VarName", n)
}
v.LeaveNode(n)
}