php-parser/node/expr/n_property_fetch.go

66 lines
1.3 KiB
Go

package expr
import (
"github.com/z7zmey/php-parser/meta"
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/position"
"github.com/z7zmey/php-parser/walker"
)
// PropertyFetch node
type PropertyFetch struct {
Meta meta.Collection
Position *position.Position
Variable node.Node
Property node.Node
}
// NewPropertyFetch node constructor
func NewPropertyFetch(Variable node.Node, Property node.Node) *PropertyFetch {
return &PropertyFetch{
Variable: Variable,
Property: Property,
}
}
// SetPosition sets node position
func (n *PropertyFetch) SetPosition(p *position.Position) {
n.Position = p
}
// GetPosition returns node positions
func (n *PropertyFetch) GetPosition() *position.Position {
return n.Position
}
func (n *PropertyFetch) GetMeta() *meta.Collection {
return &n.Meta
}
// Attributes returns node attributes as map
func (n *PropertyFetch) Attributes() map[string]interface{} {
return nil
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *PropertyFetch) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.Variable != nil {
v.EnterChildNode("Variable", n)
n.Variable.Walk(v)
v.LeaveChildNode("Variable", n)
}
if n.Property != nil {
v.EnterChildNode("Property", n)
n.Property.Walk(v)
v.LeaveChildNode("Property", n)
}
v.LeaveNode(n)
}