[refactoring] remove scanner token

pkg/ast/visitor/dump.go

@@ -121,7 +121,7 @@ func (v *Dump) printNode(n *ast.Node) {
 			key := token.Position(k)
 
 			v.printIndent(v.indent + 2)
-			v.print("token." + key.String() + ": []token.Token{\n")
+			v.print("token." + key.String() + ": []*token.Token{\n")
 
 			for _, tkn := range n.Tokens[key] {
 				v.printIndent(v.indent + 3)

pkg/ast/visitor/dump_test.go

@@ -13,7 +13,7 @@ func ExampleDump() {
 	stxTree := &ast.Root{
 		Node: ast.Node{
 			Tokens: token.Collection{
-				token.Start: []token.Token{
+				token.Start: []*token.Token{
 					{
 						ID:    token.T_WHITESPACE,
 						Value: []byte(" "),
@@ -44,7 +44,7 @@ func ExampleDump() {
 	//&ast.Root{
 	//	Node: ast.Node{
 	//		Tokens: token.Collection{
-	//			token.Start: []token.Token{
+	//			token.Start: []*token.Token{
 	//				{
 	//					ID:    token.T_WHITESPACE,
 	//					Value: []byte(" "),

pkg/ast/visitor/filter_tokens.go

@@ -0,0 +1,14 @@
+package visitor
+
+import (
+	"github.com/z7zmey/php-parser/pkg/ast"
+)
+
+type FilterTokens struct {
+	Null
+}
+
+func (v *FilterTokens) EnterNode(n ast.Vertex) bool {
+	n.GetNode().Tokens = nil
+	return true
+}