home: add helix config

homeManagerModules/apps/default.nix

@@ -8,6 +8,7 @@
     ./fastfetch
     ./firefox
     ./fuzzel
+    ./helix
     ./kitty
     ./keepassxc
     ./librewolf

homeManagerModules/apps/helix/default.nix

@@ -0,0 +1,99 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: {
+  config = lib.mkIf config.ar.home.apps.helix.enable {
+    programs.helix = {
+      enable = true;
+
+      languages = {
+        language-server = {
+          rust-analyzer.config = {
+            checkOnSave.command = "clippy";
+            cargo.features = "all";
+            cargo.unsetTest = [];
+          };
+
+          pyright = {
+            command = "${pkgs.pyright}/bin/pyright-langserver";
+            args = ["--stdio"];
+            config = {};
+          };
+
+          nil.command = "${pkgs.nil}/bin/nil";
+
+          bash-language-server = {
+            command = "${pkgs.nodePackages.bash-language-server}/bin/bash-language-server";
+            args = ["start"];
+          };
+
+          haskell = {
+            command = "${pkgs.haskell-language-server}/bin/haskell-language-server-wrapper";
+            args = ["lsp"];
+          };
+        };
+
+        language = [
+          {
+            name = "python";
+            auto-format = true;
+            language-servers = [{name = "pyright";}];
+            formatter = {
+              command = "/bin/sh";
+              args = ["-c" "${pkgs.isort}/bin/isort - | ${pkgs.black}/bin/black -q -l 120 -C -"];
+            };
+          }
+          {
+            name = "nix";
+            auto-format = true;
+            language-servers = [{name = "nil";}];
+            formatter.command = "${pkgs.alejandra}/bin/alejandra";
+          }
+          {
+            name = "bash";
+            auto-format = true;
+          }
+          {
+            name = "haskell";
+            auto-format = true;
+            language-servers = [{name = "haskell";}];
+            formatter = {
+              command = "${pkgs.ormolu}/bin/ormolu";
+              args = ["--no-cabal"];
+            };
+          }
+        ];
+      };
+
+      settings = {
+        theme = "adwaita-dark";
+        editor = {
+          color-modes = true;
+          cursorline = true;
+
+          cursor-shape = {
+            insert = "bar";
+            normal = "block";
+            select = "underline";
+          };
+
+          indent-guides.render = true;
+
+          lsp = {
+            display-inlay-hints = true;
+            display-messages = true;
+          };
+
+          statusline.center = ["position-percentage"];
+          true-color = true;
+          whitespace.characters = {
+            newline = "↴";
+            tab = "⇥";
+          };
+        };
+      };
+    };
+  };
+}

homeManagerModules/options.nix

@@ -38,6 +38,7 @@ in {
       fastfetch.enable = lib.mkEnableOption "Fastfetch.";
       firefox.enable = lib.mkEnableOption "Firefox web browser.";
       fuzzel.enable = lib.mkEnableOption "Fuzzel app launcher.";
+      helix.enable = lib.mkEnableOption "Helix text editor.";
 
       keepassxc = {
         enable = lib.mkEnableOption "KeePassXC password manager.";

homes/aly/default.nix

@@ -91,6 +91,7 @@ in {
       chromium.enable = true;
       fastfetch.enable = true;
       firefox.enable = true;
+      helix.enable = true;
       keepassxc.enable = true;
       kitty.enable = true;
       tmux.enable = true;