php-parser/node/expr/assign_op/n_shift_left.go
2018-02-10 01:21:54 +02:00

46 lines
851 B
Go

package assign_op
import (
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/walker"
)
// ShiftLeft node
type ShiftLeft struct {
Variable node.Node
Expression node.Node
}
// NewShiftLeft node constuctor
func NewShiftLeft(Variable node.Node, Expression node.Node) *ShiftLeft {
return &ShiftLeft{
Variable,
Expression,
}
}
// Attributes returns node attributes as map
func (n *ShiftLeft) Attributes() map[string]interface{} {
return nil
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *ShiftLeft) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.Variable != nil {
vv := v.GetChildrenVisitor("Variable")
n.Variable.Walk(vv)
}
if n.Expression != nil {
vv := v.GetChildrenVisitor("Expression")
n.Expression.Walk(vv)
}
v.LeaveNode(n)
}