From 779fad29a12e3dd5206d5a5488ddce517390132e Mon Sep 17 00:00:00 2001 From: Florian Klink Date: Mon, 31 Jul 2023 23:12:31 +0200 Subject: refactor(tvix/nix-compat/derivation): use writer.write_all This is more concise than a io::copy of a Cursor to bytes, and we have everything to be written in memory. Change-Id: I81f34666aa61aef4e16b33423ce4a69c3781efc3 Reviewed-on: https://cl.tvl.fyi/c/depot/+/8997 Autosubmit: flokli Reviewed-by: raitobezarius Tested-by: BuildkiteCI --- tvix/nix-compat/src/derivation/mod.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'tvix/nix-compat/src/derivation/mod.rs') diff --git a/tvix/nix-compat/src/derivation/mod.rs b/tvix/nix-compat/src/derivation/mod.rs index 6a1eee4a81c3..6ee42bb3ed96 100644 --- a/tvix/nix-compat/src/derivation/mod.rs +++ b/tvix/nix-compat/src/derivation/mod.rs @@ -47,7 +47,7 @@ impl Derivation { /// /// The only errors returns are these when writing to the passed writer. pub fn serialize(&self, writer: &mut impl std::io::Write) -> Result<(), io::Error> { - io::copy(&mut io::Cursor::new(write::DERIVATION_PREFIX), writer)?; + writer.write_all(write::DERIVATION_PREFIX.as_bytes())?; write::write_char(writer, write::PAREN_OPEN)?; write::write_outputs(writer, &self.outputs)?; -- cgit 1.4.1