| // Copyright (c) 2022, 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 |
| /// patternVariableDeclaration ::= ('final' | 'var') outerPattern '=' expression |
| /// |
| /// outerPattern ::= parenthesizedPattern |
| /// | listPattern |
| /// | mapPattern |
| /// | recordPattern |
| /// | objectPattern |
| /// |
| /// @description Check that it is a compile-time error to have |
| /// ('final' | 'var') pattern '=' expression when the given pattern isn't an |
| /// outerPattern. |
| /// @author sgrekhov22@gmail.com |
| |
| main() { |
| var [a1] || [_] = ["Logical-or pattern"]; |
| // ^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| final [a1] && [_] = ["Logical-and pattern"]; |
| // ^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| var >= 0 = 1; |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| final str as String = "Cast pattern"; |
| // ^^^^^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| var n1? = "Null-check pattern"; |
| // ^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| final n2! = "Null-assert pattern"; |
| // ^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| var null = "Constant pattern"; |
| // ^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| final "null" = "Constant pattern"; |
| // ^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| var String s1 = "Variable pattern"; |
| // ^^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| var String _ = "Variable pattern"; |
| // ^^^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
