dart-sdk/tests/language/control_flow_collections/map_set_ambiguity_error_test.dart
Robert Nystrom a4b09ac192 Migrate language_2/control_flow_collections to NNBD.
Change-Id: I8b9b7d70abc47d672c68db65bc67d08beb7d41a7
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/142089
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Erik Ernst <eernst@google.com>
2020-04-04 00:04:27 +00:00

37 lines
1.7 KiB
Dart

// 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.
// Test cases where the syntax is ambiguous between maps and sets when control
// flow elements contain spreads.
import 'dart:collection';
import 'utils.dart';
void main() {
Map<int, int> map = {};
Set<int> set = Set();
dynamic dyn = map;
Iterable<int> iterable = [];
CustomSet customSet = CustomSet();
CustomMap customMap = CustomMap();
var _ = {if (true) ...dyn}; //# 00: compile-time error
var _ = {if (true) ...map else ...set}; //# 01: compile-time error
var _ = {if (true) ...map else ...iterable}; //# 02: compile-time error
var _ = {if (true) ...map else ...customSet}; //# 03: compile-time error
var _ = {if (true) ...set else ...customMap}; //# 04: compile-time error
var _ = {if (true) ...dyn else ...dyn}; //# 05: compile-time error
var _ = {if (true) ...iterable else ...customMap}; //# 06: compile-time error
var _ = {if (true) ...customSet else ...customMap}; //# 07: compile-time error
var _ = {for (; false;) ...dyn}; //# 08: compile-time error
var _ = {for (; false;) ...map, ...set}; //# 09: compile-time error
var _ = {for (; false;) ...map, ...iterable}; //# 10: compile-time error
var _ = {for (; false;) ...map, ...customSet}; //# 11: compile-time error
var _ = {for (; false;) ...set, ...customMap}; //# 12: compile-time error
var _ = {for (; false;) ...dyn, ...dyn}; //# 13: compile-time error
var _ = {for (; false;) ...iterable, ...customMap}; //# 14: compile-time error
var _ = {for (; false;) ...customSet, ...customMap}; //# 15: compile-time error
}