| // 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. |
| |
| // @dart = 2.9 |
| |
| /// @assertion To infer the type of element: |
| /// ... |
| /// If element is a mapEntry ek: ev: |
| /// ... |
| /// If P is Map<Pk, Pv> then the inferred key type of element is the inferred |
| /// type of ek in context Pk and the inferred value type of element is the |
| /// inferred type of ev in context Pv. |
| /// |
| /// @description Checks that if P is Map<Pk, Pv> then the inferred key type of |
| /// element is the inferred type of ek in context Pk and the inferred value type |
| /// of element is the inferred type of ev in context Pv. |
| /// @description Checks that if P is Set<Ps> then the inferred set element type |
| /// of element is the inferred type of the expression e1 in context Ps. |
| /// @author sgrekhov@unipro.ru |
| |
| main() { |
| Map<double, double> x1 = {1 + 1: 1.0}; //# 01: compile-time error |
| Map<double, double> x2 = {1.0: 1 + 1}; //# 02: compile-time error |
| } |
