chore: update flake.lock

common/pkgs/default.nix

@@ -1,21 +1,28 @@
-{lib, pkgs, ...}: let
+{
+  lib,
+  pkgs,
+  ...
+}: let
   mkPackage = name: v: {
     ${name} = pkgs.callPackage ./${name} {};
   };
 
   rmNotPackage = name: value:
-    value == "directory" &&
-    builtins.pathExists ./${name}/default.nix;
+    value
+    == "directory"
+    && builtins.pathExists ./${name}/default.nix;
 
   packages = lib.attrsets.filterAttrs rmNotPackage (builtins.readDir ./.);
 
   pkgSet = lib.attrsets.concatMapAttrs mkPackage packages;
 in {
-  imports = [{
+  imports = [
+    {
       options.customPkgs = lib.mkOption {
         type = lib.types.attrs;
       };
-  }];
+    }
+  ];
 
   customPkgs = pkgSet;
 }

common/pkgs/repl/default.nix

@@ -0,0 +1,25 @@
+# modified from https://github.com/gytis-ivaskevicius/flake-utils/plus
+{
+  coreutils,
+  gnused,
+  writeShellScriptBin,
+}: let
+  repl = ./repl.nix;
+  example = command: desc: ''\n\u001b[33m ${command}\u001b[0m - ${desc}'';
+in
+  writeShellScriptBin "repl" ''
+    case "$1" in
+      "-h"|"--help"|"help")
+        printf "%b\n\e[4mUsage\e[0m: \
+          ${example "repl" "Loads system flake if available."} \
+          ${example "repl /path/to/flake.nix" "Loads specified flake."}\n"
+      ;;
+      *)
+        if [ -z "$1" ]; then
+          nix repl ${repl}
+        else
+          nix repl --arg flakePath $(${coreutils}/bin/readlink -f $1 | ${gnused}/bin/sed 's|/flake.nix||') ${repl}
+        fi
+      ;;
+    esac
+  ''

common/pkgs/repl/repl.nix

@@ -0,0 +1,49 @@
+{
+  flakePath ? ../../../.,
+  hostnamePath ? "/etc/hostname",
+  registryPath ? /etc/nix/registry.json,
+}: let
+  inherit (builtins) getFlake head match currentSystem readFile pathExists filter fromJSON;
+
+  selfFlake =
+    if pathExists registryPath
+    then filter (it: it.from.id == "self") (fromJSON (readFile registryPath)).flakes
+    else [];
+
+  flakePath' =
+    toString
+    (
+      if flakePath != null
+      then flakePath
+      else if selfFlake != []
+      then (head selfFlake).to.path
+      else "/etc/nixos"
+    );
+
+  flake =
+    if pathExists flakePath'
+    then getFlake flakePath'
+    else {};
+  hostname =
+    if pathExists hostnamePath
+    then head (match "([a-zA-Z0-9\\-]+)\n" (readFile hostnamePath))
+    else "";
+
+  nixpkgsFromInputsPath = flake.inputs.nixpkgs.outPath or "";
+  nixpkgs =
+    flake.pkgs.${currentSystem}.nixpkgs
+    or (
+      if nixpkgsFromInputsPath != ""
+      then import nixpkgsFromInputsPath {}
+      else {}
+    );
+
+  nixpkgsOutput = removeAttrs (nixpkgs // nixpkgs.lib or {}) ["options" "config"];
+in
+  {inherit flake;}
+  // flake
+  // builtins
+  // (flake.nixosConfigurations or {})
+  // flake.nixosConfigurations.${hostname} or {}
+  // nixpkgsOutput
+  // {getFlake = path: getFlake (toString path);}