// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file // for details. All rights reserved. Use of this source code is governed by a // BSD-style license that can be found in the LICENSE file. /// There is no unary plus operator in Dart. main() { var a = 1; var b = +a; // ^ // [analyzer] SYNTACTIC_ERROR.MISSING_IDENTIFIER // [cfe] '+' is not a prefix operator. }