php-parser/node/expr/n_yield.go
2018-06-19 22:56:52 +03:00

48 lines
799 B
Go

package expr
import (
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/walker"
)
// Yield node
type Yield struct {
Key node.Node
Value node.Node
}
// NewYield node constructor
func NewYield(Key node.Node, Value node.Node) *Yield {
return &Yield{
Key,
Value,
}
}
// Attributes returns node attributes as map
func (n *Yield) Attributes() map[string]interface{} {
return nil
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Yield) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.Key != nil {
v.EnterChildNode("Key", n)
n.Key.Walk(v)
v.LeaveChildNode("Key", n)
}
if n.Value != nil {
v.EnterChildNode("Value", n)
n.Value.Walk(v)
v.LeaveChildNode("Value", n)
}
v.LeaveNode(n)
}