| // 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 The static type of a function literal of the form |
| /// (T1 a1,...,Tn an, [Tn+1 xn+1 = d1,...,Tn+k xn+k = dk]) {s} is |
| /// (T1,...,Tn, [Tn+1 xn+1,...,Tn+k xn+k]) -> dynamic. |
| /// In any case where Ti, 1 <= i <= n + k, is not specified, it is considered |
| /// to have been specified as dynamic. |
| /// @description Checks that the static type of function literal of the form |
| /// (T1 a1,...,Tn an, [Tn+1 xn+1 = d1,...,Tn+k xn+k = dk]) {s} is |
| /// (T1,...,Tn, [Tn+1 xn+1,...,Tn+k xn+k]) -> dynamic and that wherever |
| /// an argument type of a function literal is not specified, it is considered |
| /// to have been specified as dynamic. |
| /// @author msyabro |
| |
| |
| typedef dynamic dynFunc(); |
| typedef dynamic dynFuncBoolParam(bool p1, [bool? p2]); |
| typedef dynamic dynFuncIntParam(int p1, [int? p2]); |
| typedef dynamic dynFuncStringParam(String p1, [String? p2]); |
| typedef dynamic dynFuncListParam(List p1, [List? p2]); |
| |
| main() { |
| dynFunc df = () {}; |
| |
| dynFuncBoolParam dfbp = (bool p1, [bool? p2]) { return 1; }; |
| dfbp = (bool p1, [bool? p2 = true]) { var x = p1; }; |
| dfbp = (a, [p2]) {}; |
| |
| dynFuncIntParam dfip = (int p1, [int? p2]) { [1][0]; }; |
| dfip = (int p1, [int? p2]) { return p1 + (p2 as int); }; |
| dfip = (a, [p2]) {}; |
| |
| dynFuncStringParam dfsp = (String s1, [String? p2]) { return ""; }; |
| dfsp = (String s1, [String? p2]) { 10 << 2; }; |
| dfsp = (a, [p2]) {}; |
| |
| dynFuncListParam dflp = (List p1, [List? p2]) {}; |
| dflp = (List l1, [List? p2]) { return {}; }; |
| dflp = (a, [p2]) {}; |
| } |