package.nix

{
  rustPlatform,
  lib,
  targetPlatform,
  installShellFiles,
}:
rustPlatform.buildRustPackage {
  name = "hover-rs";

  src = lib.fileset.toSource {
    root = ./.;
    fileset = lib.fileset.intersection (lib.fileset.fromSource (lib.sources.cleanSource ./.)) (
      lib.fileset.unions [
        ./src
        ./Cargo.toml
        ./Cargo.lock
      ]
    );
  };

  strictDeps = true;
  cargoLock.lockFile = ./Cargo.lock;

  env.RUSTFLAGS = lib.optionalString (targetPlatform.libc == "musl") "-C target-feature=+crt-static";

  nativeBuildInputs = [
    installShellFiles
  ];

  preFixup = ''
    mkdir completions

    for shell in bash zsh fish; do
      $out/bin/hover --completions $shell > completions/hover.$shell
    done

    installShellCompletion completions/*
  '';

  doCheck = false;

  meta = {
    mainProgram = "hover";
  };
}