.envrc

source_url "https://raw.githubusercontent.com/cachix/devenv/d1f7b48e35e6dee421cfd0f51481d17f77586997/direnvrc" "sha256-YBzqskFZxmNb3kYVoKD9ZixoPXJh1C9ZvTLGFRkauZ0="

use devenv

devenv.lock

{
  "nodes": {
    "devenv": {
      "locked": {
        "dir": "src/modules",
        "lastModified": 1702239828,
        "narHash": "sha256-H+z5LY1XslLLIlsh0pirHmveD7Eh6QQUT96VNSRJW9w=",
        "owner": "cachix",
        "repo": "devenv",
        "rev": "895e8403410c3ec14d1e8cae94e88b4e7e2e8c2f",
        "type": "github"
      },
      "original": {
        "dir": "src/modules",
        "owner": "cachix",
        "repo": "devenv",
        "type": "github"
      }
    },
    "flake-compat": {
      "flake": false,
      "locked": {
        "lastModified": 1673956053,
        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
        "owner": "edolstra",
        "repo": "flake-compat",
        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
        "type": "github"
      },
      "original": {
        "owner": "edolstra",
        "repo": "flake-compat",
        "type": "github"
      }
    },
    "flake-utils": {
      "inputs": {
        "systems": "systems"
      },
      "locked": {
        "lastModified": 1685518550,
        "narHash": "sha256-o2d0KcvaXzTrPRIo0kOLV0/QXHhDQ5DTi+OxcjO8xqY=",
        "owner": "numtide",
        "repo": "flake-utils",
        "rev": "a1720a10a6cfe8234c0e93907ffe81be440f4cef",
        "type": "github"
      },
      "original": {
        "owner": "numtide",
        "repo": "flake-utils",
        "type": "github"
      }
    },
    "gitignore": {
      "inputs": {
        "nixpkgs": [
          "pre-commit-hooks",
          "nixpkgs"
        ]
      },
      "locked": {
        "lastModified": 1660459072,
        "narHash": "sha256-8DFJjXG8zqoONA1vXtgeKXy68KdJL5UaXR8NtVMUbx8=",
        "owner": "hercules-ci",
        "repo": "gitignore.nix",
        "rev": "a20de23b925fd8264fd7fad6454652e142fd7f73",
        "type": "github"
      },
      "original": {
        "owner": "hercules-ci",
        "repo": "gitignore.nix",
        "type": "github"
      }
    },
    "nixpkgs": {
      "locked": {
        "lastModified": 1702272962,
        "narHash": "sha256-D+zHwkwPc6oYQ4G3A1HuadopqRwUY/JkMwHz1YF7j4Q=",
        "owner": "NixOS",
        "repo": "nixpkgs",
        "rev": "e97b3e4186bcadf0ef1b6be22b8558eab1cdeb5d",
        "type": "github"
      },
      "original": {
        "owner": "NixOS",
        "ref": "nixpkgs-unstable",
        "repo": "nixpkgs",
        "type": "github"
      }
    },
    "nixpkgs-stable": {
      "locked": {
        "lastModified": 1685801374,
        "narHash": "sha256-otaSUoFEMM+LjBI1XL/xGB5ao6IwnZOXc47qhIgJe8U=",
        "owner": "NixOS",
        "repo": "nixpkgs",
        "rev": "c37ca420157f4abc31e26f436c1145f8951ff373",
        "type": "github"
      },
      "original": {
        "owner": "NixOS",
        "ref": "nixos-23.05",
        "repo": "nixpkgs",
        "type": "github"
      }
    },
    "pre-commit-hooks": {
      "inputs": {
        "flake-compat": "flake-compat",
        "flake-utils": "flake-utils",
        "gitignore": "gitignore",
        "nixpkgs": [
          "nixpkgs"
        ],
        "nixpkgs-stable": "nixpkgs-stable"
      },
      "locked": {
        "lastModified": 1702456155,
        "narHash": "sha256-I2XhXGAecdGlqi6hPWYT83AQtMgL+aa3ulA85RAEgOk=",
        "owner": "cachix",
        "repo": "pre-commit-hooks.nix",
        "rev": "007a45d064c1c32d04e1b8a0de5ef00984c419bc",
        "type": "github"
      },
      "original": {
        "owner": "cachix",
        "repo": "pre-commit-hooks.nix",
        "type": "github"
      }
    },
    "root": {
      "inputs": {
        "devenv": "devenv",
        "nixpkgs": "nixpkgs",
        "pre-commit-hooks": "pre-commit-hooks"
      }
    },
    "systems": {
      "locked": {
        "lastModified": 1681028828,
        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
        "owner": "nix-systems",
        "repo": "default",
        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
        "type": "github"
      },
      "original": {
        "owner": "nix-systems",
        "repo": "default",
        "type": "github"
      }
    }
  },
  "root": "root",
  "version": 7
}

devenv.nix

{ pkgs, config, lib, ... }:

{
  # https://devenv.sh/basics/
  env.GREET = "devenv";
  env.LEDGER_FILE = "./all-years.journal";

  # https://devenv.sh/packages/
  packages = [
    pkgs.just
    pkgs.gnused
  ];

  # https://devenv.sh/scripts/
  scripts.import.exec = ''
      hledger-flow import
  '';
  scripts.import.description = "Import transactions from Flow";

  scripts.cleanacsv.exec = ''
      ${pkgs.gnused}/bin/sed 's/  */g' $1 > $2
  '';
  scripts.cleanacsv.description = "Clean a CSV file";

  scripts.cleanallcsv.exec = ''
    for file in $(find . -name "*.csv"); do
        cleanacsv $file $file
    done
  '';
  scripts.cleanallcsv.description = "Clean all CSV files";

  scripts.accounts.exec = ''
    hledger -f $LEDGER_FILE accounts -l
  '';
  scripts.accounts.description = "List all accounts";

  scripts.check.exec = ''
    hledger -f $LEDGER_FILE check
  '';
  scripts.check.description = "Check the ledger for errors";

  enterShell = ''
      echo
      echo 🦾 Helper scripts you can run to make your development richer:
      echo 🦾
      ${pkgs.gnused}/bin/sed -e 's| |••|g' -e 's|=| |' <<EOF | ${pkgs.util-linuxMinimal}/bin/column -t | ${pkgs.gnused}/bin/sed -e 's|^|🦾 |' -e 's|••| |g'
      ${lib.generators.toKeyValue {} (lib.mapAttrs (name: value: value.description) config.scripts)}
      EOF
      echo
  '';

  # https://devenv.sh/languages/
  # languages.nix.enable = true;

  # https://devenv.sh/pre-commit-hooks/
  # pre-commit.hooks.shellcheck.enable = true;

  # https://devenv.sh/processes/
  # processes.ping.exec = "ping example.com";

  # See full reference at https://devenv.sh/reference/options/

  devcontainer.enable = true;
}

devenv.yaml

inputs:
  nixpkgs:
    url: github:NixOS/nixpkgs/nixpkgs-unstable