package assign 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 constructor 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) }