[refactoring] update ast structure of "ShellExec", "StaticCall", "StaticPropertyFetch" and "Ternary" nodes

pkg/ast/node.go

@@ -1344,7 +1344,9 @@ func (n *ExprRequireOnce) Accept(v NodeVisitor) {
 // ExprShellExec node
 type ExprShellExec struct {
 	Node
-	Parts []Vertex
+	OpenBacktickTkn  *token.Token
+	Parts            []Vertex
+	CloseBacktickTkn *token.Token
 }
 
 func (n *ExprShellExec) Accept(v NodeVisitor) {
@@ -1354,9 +1356,12 @@ func (n *ExprShellExec) Accept(v NodeVisitor) {
 // ExprStaticCall node
 type ExprStaticCall struct {
 	Node
-	Class        Vertex
-	Call         Vertex
-	ArgumentList *ArgumentList
+	Class               Vertex
+	DoubleColonTkn      *token.Token
+	Call                Vertex
+	OpenParenthesisTkn  *token.Token
+	Arguments           []Vertex
+	CloseParenthesisTkn *token.Token
 }
 
 func (n *ExprStaticCall) Accept(v NodeVisitor) {
@@ -1366,8 +1371,9 @@ func (n *ExprStaticCall) Accept(v NodeVisitor) {
 // ExprStaticPropertyFetch node
 type ExprStaticPropertyFetch struct {
 	Node
-	Class    Vertex
-	Property Vertex
+	Class          Vertex
+	DoubleColonTkn *token.Token
+	Property       Vertex
 }
 
 func (n *ExprStaticPropertyFetch) Accept(v NodeVisitor) {
@@ -1377,9 +1383,11 @@ func (n *ExprStaticPropertyFetch) Accept(v NodeVisitor) {
 // ExprTernary node
 type ExprTernary struct {
 	Node
-	Condition Vertex
-	IfTrue    Vertex
-	IfFalse   Vertex
+	Condition   Vertex
+	QuestionTkn *token.Token
+	IfTrue      Vertex
+	ColonTkn    *token.Token
+	IfFalse     Vertex
 }
 
 func (n *ExprTernary) Accept(v NodeVisitor) {

pkg/ast/traverser/dfs.go

@@ -1566,10 +1566,12 @@ func (t *DFS) Traverse(n ast.Vertex) {
 			t.Traverse(nn.Call)
 			t.visitor.Leave("Call", true)
 		}
-		if nn.ArgumentList != nil {
-			t.visitor.Enter("ArgumentList", true)
-			t.Traverse(nn.ArgumentList)
-			t.visitor.Leave("ArgumentList", true)
+		if nn.Arguments != nil {
+			t.visitor.Enter("Arguments", false)
+			for _, c := range nn.Arguments {
+				t.Traverse(c)
+			}
+			t.visitor.Leave("Arguments", false)
 		}
 	case *ast.ExprStaticPropertyFetch:
 		if nn == nil {