ros_add 0.1.6

The Purpose of the Package is to provide the `cargo ros_add` command to add dependencies to `Cargo.toml` and the `package.xml`
Documentation 
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{
  description = "Rust development environment for the `cargo ros_add` command";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs =
    {
      self,
      nixpkgs,
      flake-utils,
    }:
    flake-utils.lib.eachDefaultSystem (
      system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
      in
      {
        devShells.default = pkgs.mkShell rec {
          nativeBuildInputs = (with pkgs; [ pkg-config ]);
          buildInputs = with pkgs; [
            clang
            llvmPackages.bintools
            openssl
            rustup
          ];

          RUSTC_VERSION =
            (builtins.fromTOML (builtins.readFile (self + "/rust-toolchain.toml"))).toolchain.channel;

          LIBCLANG_PATH = pkgs.lib.makeLibraryPath [ pkgs.llvmPackages_latest.libclang.lib ];

          shellHook = ''
            export PATH=$PATH:''${CARGO_HOME:-~/.cargo}/bin
            export PATH=$PATH:''${RUSTUP_HOME:-~/.rustup}/toolchains/$RUSTC_VERSION-x86_64-unknown-linux-gnu/bin/
            rustup update
          '';

          RUSTFLAGS = (
            builtins.map (a: ''-L ${a}/lib'') [
            ]
          );

          BINDGEN_EXTRA_CLANG_ARGS =
            (builtins.map (a: ''-I"${a}/include"'') [
              pkgs.glibc.dev
            ])
            # Includes with special directory paths
            ++ [
              ''-I"${pkgs.llvmPackages_latest.libclang.lib}/lib/clang/${pkgs.llvmPackages_latest.libclang.version}/include"''
              ''-I"${pkgs.glib.dev}/include/glib-2.0"''
              ''-I${pkgs.glib.out}/lib/glib-2.0/include/''
            ];
        };
      }
    );
}