| /* | |
| * Copyright (c) 2011, 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. | |
| */ | |
| /** | |
| * @assertion It is possible to embed expressions within non-raw string | |
| * literals, such that these expressions are evaluated, and the resulting | |
| * values are converted into strings and concatenated with the enclosing | |
| * string. This process is known as string interpolation. | |
| * stringInterpolation: | |
| * '$' IDENTIFIER_NO_DOLLAR | | |
| * '$' '{' expression '}' | |
| * ; | |
| * @description Checks that it is a compile-time error if the identifier in a | |
| * string interpolation construct (without the curly braces) is invalid | |
| * (contains prohibited characters). | |
| * @compile-error | |
| * @author msyabro | |
| */ | |
| main() { | |
| "$#x"; | |
| } |