feat(tvix/nix-compat/wire): introduce BytesWriter r/7857

This deals with writing byte packets of larger sizes to an underlying
AsyncWrite.

Its constructor receives the expected size. It also deals with writing
padding if flush/shutdown is called after writing all the payload.

Change-Id: I8acbf992467f3862ffb8c7d669e8c0c8eced14c1
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11355
Reviewed-by: picnoir picnoir <picnoir@alternativebit.fr>
Autosubmit: flokli <flokli@flokli.de>
Reviewed-by: Brian Olsen <me@griff.name>
Tested-by: BuildkiteCI

1 files changed, 8 insertions, 2 deletions

diff --git a/tvix/Cargo.nix b/tvix/Cargo.nix
index e6920342d7..0dc2f7c1d2 100644
--- a/tvix/Cargo.nix
+++ b/tvix/Cargo.nix
@@ -5770,6 +5770,11 @@ rec {
             packageId = "num-traits";
           }
           {
+            name = "pin-project-lite";
+            packageId = "pin-project-lite";
+            optional = true;
+          }
+          {
             name = "serde";
             packageId = "serde";
             features = [ "derive" ];
@@ -5839,11 +5844,12 @@ rec {
           }
         ];
         features = {
-          "async" = [ "futures-util" "tokio" ];
+          "async" = [ "futures-util" "tokio" "pin-project-lite" ];
           "futures-util" = [ "dep:futures-util" ];
+          "pin-project-lite" = [ "dep:pin-project-lite" ];
           "tokio" = [ "dep:tokio" ];
         };
-        resolvedDefaultFeatures = [ "async" "futures-util" "tokio" ];
+        resolvedDefaultFeatures = [ "async" "futures-util" "pin-project-lite" "tokio" ];
       };
       "nom" = rec {
         crateName = "nom";