use unstable comma

Signed-off-by: Bloxx12 <charlie@charlieroot.dev>
Change-Id: I6a6a69648046cf7bdab09db39431ffcabec8d6a0

hosts/hermit/programs.nix

@@ -16,7 +16,6 @@
       cbonsai
       cinny-desktop
       cmus
-      comma
       difftastic
       dua
       evince

hosts/temperance/programs.nix

@@ -11,7 +11,6 @@
       calc
       calibre
       carapace
-      comma
       digikam
       difftastic
       dnsutils

modules/packages/packages.mod.nix

@@ -1,10 +1,36 @@
 {
+  lib,
   pkgs,
   sources,
   ...
 }:
 let
   nixfmt = pkgs.callPackage "${sources.nixfmt}/default.nix" { };
+  comma = pkgs.callPackage (
+    _:
+    pkgs.rustPlatform.buildRustPackage {
+      pname = "comma";
+      version = "unstable";
+      src = sources.comma;
+      cargoLock = {
+        allowBuiltinFetchGit = true;
+        lockFile = "${sources.comma}/Cargo.lock";
+      };
+      nativeBuildInputs = [ pkgs.makeBinaryWrapper ];
+      doInstallCheck = false;
+
+      postInstall = ''
+        wrapProgram $out/bin/comma \
+          --prefix PATH : ${
+            lib.makeBinPath [
+              pkgs.fzy
+              pkgs.nix-index-unwrapped
+            ]
+          }
+        ln -s $out/bin/comma $out/bin/,
+      '';
+    }
+  ) { };
 in
 {
   environment.systemPackages =
@@ -40,6 +66,7 @@ in
       glow
       # dua-cli
       dust
+      iamb
       kondo
       # better grep
       ripgrep
@@ -75,5 +102,8 @@ in
       unzip
       zip
     ]
-    ++ [ nixfmt ];
+    ++ [
+      nixfmt
+      comma
+    ];
 }

npins/sources.json

@@ -1,5 +1,18 @@
 {
   "pins": {
+    "comma": {
+      "type": "Git",
+      "repository": {
+        "type": "GitHub",
+        "owner": "nix-community",
+        "repo": "comma"
+      },
+      "branch": "master",
+      "submodules": false,
+      "revision": "4bc672b80356b4d3f283a2988def1ea2580eecbf",
+      "url": "https://github.com/nix-community/comma/archive/4bc672b80356b4d3f283a2988def1ea2580eecbf.tar.gz",
+      "hash": "sha256-mhSX2yx+/xDwCtLVb+aSFFxP2TOJek/ZX/28khvetwE="
+    },
     "flake-compat": {
       "type": "Git",
       "repository": {