751d7ad2e2
This happened because for-of printed using EXPRESSION precedence for the iteration expression, but it should be ASSIGNMENT per the spec (https://tc39.github.io/ecma262/#sec-for-in-and-for-of-statements). Change-Id: I869ad3f1181cfb33c57fe79aebfa3699f66a0712 Reviewed-on: https://dart-review.googlesource.com/c/84833 Commit-Queue: Jenny Messerly <jmesserly@google.com> Reviewed-by: Jake Macdonald <jakemac@google.com> Auto-Submit: Jenny Messerly <jmesserly@google.com>