pkg/front_end/testcases/inference/block_bodied_lambdas_basic.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.
// @dart=2.9
/*@testedFeatures=inference*/
library test;

test1() {
  List<int> o;
  var /*@ type=Iterable<int*>* */ y =
      o. /*@ typeArgs=int* */ /*@target=Iterable.map*/ map(
          /*@ returnType=int* */ (/*@ type=int* */ x) {
    return x /*@target=num.+*/ + 1;
  });
  Iterable<int> z = y;
}

main() {}