php-parser/node/expr/empty.go

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package expr
import (
"github.com/z7zmey/php-parser/node"
)
type Empty struct {
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name string
expr node.Node
}
func NewEmpty(expression node.Node) node.Node {
return Empty{
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"Empty",
expression,
}
}
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func (n Empty) Name() string {
return "Empty"
}
func (n Empty) Attributes() map[string]interface{} {
return nil
}
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func (n Empty) Walk(v node.Visitor) {
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if v.EnterNode(n) == false {
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return
}
if n.expr != nil {
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vv := v.GetChildrenVisitor("expr")
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n.expr.Walk(vv)
}
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v.LeaveNode(n)
}