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nixpkgs/pkgs/development/tools/rust/cargo-watch/default.nix

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Nix

{ stdenv, lib, rustPlatform, fetchFromGitHub, CoreServices, rust }:
rustPlatform.buildRustPackage rec {
pname = "cargo-watch";
version = "7.5.0";
src = fetchFromGitHub {
owner = "passcod";
repo = pname;
rev = "v${version}";
sha256 = "181v922nx8152ymszig1kw6y0mnix6si1zfnv6vqgr5r53pwkbc1";
};
cargoSha256 = "1abhzi1396x8lnxvakj34nysl3ybvsaf21j678wzaqwj16sd3w3d";
buildInputs = lib.optional stdenv.isDarwin CoreServices;
# `test with_cargo` tries to call cargo-watch as a cargo subcommand
# (calling cargo-watch with command `cargo watch`)
preCheck = ''
export PATH="$(pwd)/target/${rust.toRustTarget stdenv.hostPlatform}/release:$PATH"
'';
meta = with lib; {
description = "A Cargo subcommand for watching over Cargo project's source";
homepage = "https://github.com/passcod/cargo-watch";
license = licenses.cc0;
maintainers = with maintainers; [ xrelkd ivan ];
};
}