Generated front_end/testcases/inference test files from Analyzer tests.

pkg/front_end/testcases/inference/generic_methods_iterable_and_future.dart

+// Copyright (c) 2017, 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.
+
+/*@testedFeatures=inference*/
+library test;
+
+import 'dart:async';
+
+Future<int> make(int x) =>
+    (/*@typeArgs=int*/ new Future(/*@returnType=int*/ () => x));
+
+main() {
+  Iterable<Future<int>> list = <int>[1, 2, 3].map(make);
+  Future<List<int>> results = Future.wait(/*@promotedType=none*/ list);
+  Future<String> results2 = /*@promotedType=none*/ results.then(
+      /*@returnType=FutureOr<String>*/ (List<int> list) => list.fold(
+          '',
+          /*@returnType=FutureOr<String>*/ (/*@type=FutureOr<String>*/ x,
+                  /*@type=int*/ y) => /*info:DYNAMIC_CAST,info:DYNAMIC_INVOKE*/ x /*error:UNDEFINED_OPERATOR*/ +
+              y.toString()));
+
+  Future<String> results3 = /*@promotedType=none*/ results.then(
+      /*@returnType=FutureOr<String>*/ (List<int> list) => list.fold(
+          '',
+          /*info:INFERRED_TYPE_CLOSURE,error:ARGUMENT_TYPE_NOT_ASSIGNABLE*/ /*@returnType=String*/ (String
+                      x,
+                  /*@type=int*/ y) =>
+              x + y.toString()));
+
+  Future<String> results4 = /*@promotedType=none*/ results.then(
+      /*@returnType=String*/ (List<int> list) => list.fold<String>(
+          '',
+          /*@returnType=String*/ (/*@type=String*/ x, /*@type=int*/ y) =>
+              x + y.toString()));
+}