tree 2113c3c904bb008a5dea63715ea7c322a1158215
parent 82a196387d9bc42d4a75ee6aeb2656378fbe5cba
author Jake Macdonald <jakemac@google.com> 1689952713 +0000
committer Commit Queue <dart-scoped@luci-project-accounts.iam.gserviceaccount.com> 1689952713 +0000

Add support for macros adding mixins and interfaces to existing types in
the types phase.

Also seales the Code types hierarchy to block users from attempting to
create their own subclasses.

Bug: https://github.com/dart-lang/language/issues/3211
Change-Id: I51ebdfdad6e1fba3c19ef91f25e238730e98e740
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/314821
Auto-Submit: Jake Macdonald <jakemac@google.com>
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Jake Macdonald <jakemac@google.com>