feat(nix-compat/wire/bytes/reader): expose the remaining data length r/8029

The API is a bit odd here, because we don't have a distinct type for a
known-length reader.

Change-Id: I4a1dd07fbed0a400004dbe4aa2095c51898ad3bd
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11538
Tested-by: BuildkiteCI
Reviewed-by: flokli <flokli@flokli.de>
Reviewed-by: Brian Olsen <me@griff.name>

0 files changed, 0 insertions, 0 deletions