php-parser/node/n_argument.go
2019-02-25 15:01:57 +02:00

65 lines
1.4 KiB
Go

package node
import (
"github.com/z7zmey/php-parser/freefloating"
"github.com/z7zmey/php-parser/position"
"github.com/z7zmey/php-parser/walker"
)
// Argument node
type Argument struct {
FreeFloating freefloating.Collection
Position *position.Position
Variadic bool // if ... before variable
IsReference bool // if & before variable
Expr Node // Exression
}
// NewArgument node constructor
func NewArgument(Expression Node, Variadic bool, IsReference bool) *Argument {
return &Argument{
FreeFloating: nil,
Variadic: Variadic,
IsReference: IsReference,
Expr: Expression,
}
}
// SetPosition sets node position
func (n *Argument) SetPosition(p *position.Position) {
n.Position = p
}
// GetPosition returns node positions
func (n *Argument) GetPosition() *position.Position {
return n.Position
}
func (n *Argument) GetFreeFloating() *freefloating.Collection {
return &n.FreeFloating
}
// Attributes returns node attributes as map
func (n *Argument) Attributes() map[string]interface{} {
return map[string]interface{}{
"Variadic": n.Variadic,
"IsReference": n.IsReference,
}
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Argument) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.Expr != nil {
v.EnterChildNode("Expr", n)
n.Expr.Walk(v)
v.LeaveChildNode("Expr", n)
}
v.LeaveNode(n)
}