IronPython.Compiler.Parser.ParseTarget C# (CSharp) Метод

        private Expression ParseTarget() {
            Token t = PeekToken();
            switch (t.Kind) {
                case TokenKind.LeftParenthesis: // parenth_form or generator_expression
                case TokenKind.LeftBracket:     // list_display
                    Eat(t.Kind);

                    bool trailingComma;
                    Expression res = MakeTupleOrExpr(ParseTargetList(out trailingComma), trailingComma);

                    if (t.Kind == TokenKind.LeftParenthesis) {
                        Eat(TokenKind.RightParenthesis);
                    } else {
                        Eat(TokenKind.RightBracket);
                    }

                    return res;
                default:        // identifier, attribute ref, subscription, slicing
                    return AddTrailers(ParsePrimary(), false);
            }
        }