package stmt import ( "github.com/z7zmey/php-parser/freefloating" "github.com/z7zmey/php-parser/node" "github.com/z7zmey/php-parser/position" "github.com/z7zmey/php-parser/walker" ) // Unset node type Unset struct { FreeFloating freefloating.Collection Position *position.Position Vars []node.Node } // NewUnset node constructor func NewUnset(Vars []node.Node) *Unset { return &Unset{ FreeFloating: nil, Vars: Vars, } } // SetPosition sets node position func (n *Unset) SetPosition(p *position.Position) { n.Position = p } // GetPosition returns node positions func (n *Unset) GetPosition() *position.Position { return n.Position } func (n *Unset) GetFreeFloating() *freefloating.Collection { return &n.FreeFloating } // Attributes returns node attributes as map func (n *Unset) Attributes() map[string]interface{} { return nil } // Walk traverses nodes // Walk is invoked recursively until v.EnterNode returns true func (n *Unset) Walk(v walker.Visitor) { if v.EnterNode(n) == false { return } if n.Vars != nil { v.EnterChildList("Vars", n) for _, nn := range n.Vars { if nn != nil { nn.Walk(v) } } v.LeaveChildList("Vars", n) } v.LeaveNode(n) }