tvl-depot/tvix/default.nix
Vincent Ambo 3e03e59893 refactor(tvix/store): move protobuf build config one level up
This embeds the build config directly at the point where `Cargo.nix`
is imported, making it transparent to library consumers.

Change-Id: I5586e12f02ed14587c32d9ef7d93f079366fb127
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7780
Autosubmit: tazjin <tazjin@tvl.su>
Reviewed-by: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
2023-01-06 17:57:06 +00:00

62 lines
1.6 KiB
Nix

# Nix helpers for projects under //tvix
{ pkgs, depot, ... }:
let
# crate override for crates that need protobuf
protobufDep = prev: (prev.nativeBuildInputs or [ ]) ++ [ pkgs.protobuf ];
in
{
# Load the crate2nix crate tree.
crates = import ./Cargo.nix {
inherit pkgs;
nixpkgs = pkgs.path;
defaultCrateOverrides = pkgs.defaultCrateOverrides // {
prost-build = prev: {
nativeBuildInputs = protobufDep prev;
};
tonic-reflection = prev: {
nativeBuildInputs = protobufDep prev;
};
tvix-store = prev: {
PROTO_ROOT = depot.tvix.store.protos;
nativeBuildInputs = protobufDep prev;
};
tvix-store-bin = prev: {
PROTO_ROOT = depot.tvix.store.protos;
nativeBuildInputs = protobufDep prev;
};
};
};
# Run crate2nix generate in the current working directory, then
# format the generated file with depotfmt.
crate2nixGenerate = pkgs.writeShellScriptBin "crate2nix-generate" ''
${pkgs.crate2nix}/bin/crate2nix generate
${depot.tools.depotfmt}/bin/depotfmt Cargo.nix
'';
# Provide a shell for the combined dependencies of all Tvix Rust
# projects. Note that as this is manually maintained it may be
# lacking something, but it is required for some people's workflows.
#
# This shell can be entered with e.g. `mg shell //tvix:shell`.
shell = pkgs.mkShell {
name = "tvix-rust-dev-env";
packages = [
pkgs.buf-language-server
pkgs.cargo
pkgs.clippy
pkgs.evans
pkgs.rust-analyzer
pkgs.rustc
pkgs.rustfmt
pkgs.protobuf
];
};
meta.ci.targets = [ "shell" ];
}