Johnni Winther
a6acb1a5f0
This is in preparation for including a "futureValueType" for non-nnbd async functions. TEST=existing Change-Id: I15cf5e58623df07fe3c670aa866b7b04805c0f3d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/238703 Reviewed-by: Chloe Stefantsova <cstefantsova@google.com> Reviewed-by: Aske Simon Christensen <askesc@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>
Conversion to a textual format.
The text format is currently very ad-hoc and there is no conversion back, but it's a pleasant way to view the IR.