tree ad9fe6743ea2bc19b66344cc9b0febda08791e64
parent ad6029c608f8cbfb48eccd5f742ee4568bc6c312
author Daniel Hillerström <hillerstrom@google.com> 1534403260 +0000
committer commit-bot@chromium.org <commit-bot@chromium.org> 1534403260 +0000

Illegal return type check for functions marked async* or sync*.

Extends the illegal return type check for async functions to cover
illegal return types for functions marked async* or sync* as well.

Adds new error messages for illegal return types of functions marked
async, async*, and sync*. These error messages conform with those
produced by the analyzer.

Closes https://github.com/dart-lang/sdk/issues/33068

Bug: www.dartbug.com/33068
Change-Id: I6d8690537139d3d094a4e295fcac9de4f4a7f0af
Reviewed-on: https://dart-review.googlesource.com/69581
Commit-Queue: Daniel Hillerström <hillerstrom@google.com>
Reviewed-by: Aske Simon Christensen <askesc@google.com>