php-parser/node/expr/n_variable.go
2018-06-26 00:07:02 +03:00

70 lines
1.4 KiB
Go

package expr
import (
"github.com/z7zmey/php-parser/comment"
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/position"
"github.com/z7zmey/php-parser/walker"
)
// Variable node
type Variable struct {
Comments []*comment.Comment
Position *position.Position
VarName node.Node
}
// NewVariable node constructor
func NewVariable(VarName node.Node) *Variable {
return &Variable{
VarName: VarName,
}
}
// SetPosition sets node position
func (n *Variable) SetPosition(p *position.Position) {
n.Position = p
}
// GetPosition returns node positions
func (n *Variable) GetPosition() *position.Position {
return n.Position
}
func (n *Variable) AddComments(cc []*comment.Comment, tn comment.TokenName) {
for _, c := range cc {
c.SetTokenName(tn)
}
n.Comments = append(n.Comments, cc...)
}
func (n *Variable) GetComments() []*comment.Comment {
return n.Comments
}
// Attributes returns node attributes as map
func (n *Variable) Attributes() map[string]interface{} {
return nil
}
// SetVarName reset var name
func (n *Variable) SetVarName(VarName node.Node) {
n.VarName = VarName
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Variable) Walk(v walker.Visitor) {
if v.EnterNode(n) == false {
return
}
if n.VarName != nil {
v.EnterChildNode("VarName", n)
n.VarName.Walk(v)
v.LeaveChildNode("VarName", n)
}
v.LeaveNode(n)
}