flake.nix

# This flake was initially generated by fh, the CLI for FlakeHub (version 0.1.21)
{

  # Flake inputs
  inputs = {
    flake-schemas.url = "https://flakehub.com/f/DeterminateSystems/flake-schemas/*";

    nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/*";

    rust-overlay = {
      url = "https://flakehub.com/f/oxalica/rust-overlay/0.1.*";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  # Flake outputs that other flakes can use
  outputs = { self, flake-schemas, nixpkgs, rust-overlay }:
    let
      # Nixpkgs overlays
      overlays = [
        rust-overlay.overlays.default
        (final: prev: {
          rustToolchain = final.rust-bin.stable.latest.default.override { extensions = [ "rust-src"]; };
        })
      ];

      # Helpers for producing system-specific outputs
      supportedSystems = [ "x86_64-linux" "aarch64-darwin" ];
      forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f {
        pkgs = import nixpkgs { inherit overlays system; };
      });
    in {
      # Schemas tell Nix about the structure of your flake's outputs
      schemas = flake-schemas.schemas;

      # Development environments
      devShells = forEachSupportedSystem ({ pkgs }: {
        default = pkgs.mkShell {
          # Pinned packages available in the environment
          packages = with pkgs; [
            rustToolchain
            rust-analyzer
            curl
            git
            nixpkgs-fmt
            lazygit
          ];

          # Environment variables
          env = {
            RUST_BACKTRACE = "1";
            RUST_SRC_PATH = "${pkgs.rustToolchain}/lib/rustlib/src/rust/library";
          };
        };
      });
    };
}