tree cd7b09a6ea03da570416619653acadd680af1ba5
parent 10483c94e48fa040004d8dca8a10c9d80c8180e4
author Patrick Williams <patrick@stwcx.xyz> 1663968059 -0500
committer Patrick Williams <patrick@stwcx.xyz> 1665747351 -0500

async: context: allow many exceptions

Allow many spawned tasks to throw exceptions and queue them up,
re-throwing them one-by-one from `context::run` calls.  Similarly
enhance `context::scope` so that many `context::empty` completions
can complete with error.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I8744e0a3b8b0663ebd5ca26db0f5943688afe62a