fcf60089fd
This forwards any `--packages` flag from before a dartdev command name to dartdev, so also eg. `dart --packages=... compile` will now work as expected. And commands that don't take a --packages flag will complain (eg `dart --packages=... devtools`. Change-Id: I0448b97aae394cb94541cfa087a6d28908e480e5 Tested: <Tested via pkg/dartdev/test/commands/run_test.dart> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/292020 Reviewed-by: Jonas Jensen <jonasfj@google.com> Reviewed-by: Ben Konyi <bkonyi@google.com> Commit-Queue: Sigurd Meldgaard <sigurdm@google.com>