style: fmt

default.nix

@@ -1,8 +1,7 @@
-{
+{ config
-  config,
+, pkgs
-  pkgs,
+, lib
-  lib,
+, ...
-  ...
 }:
 with lib; let
   rust-analyzer =
@@ -30,15 +29,16 @@ with lib; let
     else
       symlinkJoin {
         name = "nvim-rust";
-        paths = [rustc cargo rustfmt clippy cargo-watch];
+        paths = [ rustc cargo rustfmt clippy cargo-watch ];
       };
-in {
+in
+{
   programs.neovim = {
     # https://github.com/nix-community/home-manager/blob/master/modules/programs/neovim.nix
     enable = true;
     vimAlias = true;
     withNodeJs = true;
-    extraPackages = with pkgs; [fzf xclip fish];
+    extraPackages = with pkgs; [ fzf xclip fish ];
     plugins = with pkgs.vimPlugins; [
       vim-fugitive
       git-blame-nvim
@@ -87,25 +87,28 @@ in {
       telescope-undo-nvim
       oil-nvim
     ];
-    extraLuaConfig = let
+    extraLuaConfig =
+      let
         # tries to compute a package set required to make package resolution in lua
         # via deps["pkg"] work
         inherit (builtins) head tail hasAttr getAttr;
-      pkg = parts: pkgs: let
+        pkg = parts: pkgs:
+          let
             rem = tail parts;
             subset =
               if hasAttr (head parts) pkgs
               then getAttr (head parts) pkgs
               else throw "no attr ${name}";
           in
-        if rem == []
+          if rem == [ ]
           then subset
           else builtins.addErrorContext "${concatStringsSep "." parts}" (pkg rem subset);
         getPkg = name: let parts = builtins.split "\\." name; in pkg parts pkgs;
-      packages = file: let
+        packages = file:
+          let
             out = builtins.readFile (pkgs.runCommandLocal "extract-deps"
               {
-            nativeBuildInputs = [pkgs.gnused];
+                nativeBuildInputs = [ pkgs.gnused ];
                 __contentAddressed = true;
               } ''
               sed -nr 's/.*(deps\["(.*)_path"\]).*/\2/p' ${file} | uniq > $out
@@ -136,7 +139,7 @@ in {
             return deps
           '';
         };
-      confDir = lib.sourceFilesBySuffices ./. ["lua" "vim"];
+        confDir = lib.sourceFilesBySuffices ./. [ "lua" "vim" ];
       in
       with lib; ''
         vim.cmd [[source ${confDir}/init.vim]]
@@ -144,8 +147,9 @@ in {
         dofile("${confDir}/init.lua")
       '';
   };
-  programs.git.ignores = [".nvim_session"];
+  programs.git.ignores = [ ".nvim_session" ];
-  xdg.configFile."nvim/coc-settings.json".text = let
+  xdg.configFile."nvim/coc-settings.json".text =
+    let
       preferProjectEnv = binName: alternate:
         pkgs.writeShellScript "${binName}-switcher" ''
           if command -v ${binName}; then
@@ -154,15 +158,16 @@ in {
             ${alternate} ''${@}
           fi
         '';
-    addSDK = {
+      addSDK =
-      name,
+        { name
-      lsp,
+        , lsp
-      sdk,
+        , sdk
+        ,
         }:
           with pkgs;
           runCommandLocal name
             {
-          nativeBuildInputs = [makeWrapper];
+              nativeBuildInputs = [ makeWrapper ];
             } ''
             makeWrapper ${lsp} $out \
              --prefix PATH : ${lib.makeBinPath sdk}
@@ -189,55 +194,55 @@ in {
           fullFunctionSignatures.enable = true; # https://github.com/rust-lang/rust-analyzer/pull/15582
           snippets = {
             "return Err(..)" = {
-              postfix = ["reterr"];
+              postfix = [ "reterr" ];
               body = ''return Err($${receiver});'';
               description = "return expression as Err";
               scope = "expr";
             };
             "format!(..)" = {
-              postfix = ["fmt"];
+              postfix = [ "fmt" ];
               body = ''format!($${receiver})'';
               description = "use receiver as format string";
               scope = "expr";
             };
             "wrap { .. }" = {
-              postfix = ["brace" "wrap"];
+              postfix = [ "brace" "wrap" ];
               body = ''{$${receiver}}'';
               description = "wrap this type in { .. }";
               scope = "expr";
             };
             "async move { .. }" = {
-              postfix = ["asyncm"];
+              postfix = [ "asyncm" ];
               body = ''async move {$${receiver}}'';
               description = "wrap this type in async move { .. }";
               scope = "expr";
             };
             "try { .. }" = {
-              postfix = ["try"];
+              postfix = [ "try" ];
               body = ''let result: Result<_,_> = try {$${receiver}};'';
               description = "wrap this type in try { .. }";
               scope = "expr";
             };
             "while let Some(item) = { .. } {}" = {
-              postfix = ["letwhile"];
+              postfix = [ "letwhile" ];
               body = ''while let Some(item) = $${receiver} {}'';
               description = "wrap this type in while let Some";
               scope = "expr";
             };
             "let $x = $x.clone()" = {
-              postfix = ["cloned"];
+              postfix = [ "cloned" ];
               body = ''let $${receiver} = $${receiver}.clone();'';
               description = "clone a variable into a new binding";
               scope = "expr";
             };
             "let $x = $x.into()" = {
-              postfix = ["into"];
+              postfix = [ "into" ];
               body = ''let $${receiver} = $${receiver}.clone();'';
               description = "call into() and create a new binding";
               scope = "expr";
             };
             "assert_eq!($x, .. );" = {
-              postfix = ["asseq"];
+              postfix = [ "asseq" ];
               body = ''assert_eq!($${receiver}, );'';
               description = "create an assertion for the expression";
               scope = "expr";
@@ -251,7 +256,7 @@ in {
         serverPath = addSDK {
           name = "rust-env";
           lsp = "${rust-analyzer}/bin/rust-analyzer";
-          sdk = [rust-sdk];
+          sdk = [ rust-sdk ];
         };
         imports.group.enable = true;
         inlayHints = {
@@ -274,7 +279,7 @@ in {
           enable = true;
           experimental.enable = true;
         };
-        files.excludeDirs = ["result" "target"];
+        files.excludeDirs = [ "result" "target" ];
         extraEnv = {
           RA_LOG = "debug";
         };
@@ -282,14 +287,14 @@ in {
       languageserver = {
         ccls = {
           command = preferProjectEnv "ccls" "${pkgs.ccls}/bin/ccls";
-          filetypes = ["c" "cc" "cpp" "c++" "objc" "objcpp"];
+          filetypes = [ "c" "cc" "cpp" "c++" "objc" "objcpp" ];
-          rootPatterns = [".ccls" "compile_commands.json" ".git/" ".hg/"];
+          rootPatterns = [ ".ccls" "compile_commands.json" ".git/" ".hg/" ];
           initializationOptions = {
             cache = {
               directory = "${config.xdg.cacheHome}/ccls";
             };
           };
-          clang.extraOptions = ["-std=c++20"];
+          clang.extraOptions = [ "-std=c++20" ];
         };
         nix = {
           command = "${pkgs.nil}/bin/nil";
@@ -299,15 +304,15 @@ in {
             autoEvalInputs = true;
           };
           maxMemoryMB = 1024 * 4;
-          rootPatterns = ["flake.nix"];
+          rootPatterns = [ "flake.nix" ];
-          filetypes = ["nix"];
+          filetypes = [ "nix" ];
         };
         diagnostic-languageserver = {
           filetypes = {
-            sh = ["${pkgs.shellcheck}/bin/shellcheck"];
+            sh = [ "${pkgs.shellcheck}/bin/shellcheck" ];
           };
         };
-        cSpell = {diagnosticLevel = "hint";};
+        cSpell = { diagnosticLevel = "hint"; };
       };
     };
   home.sessionVariables = rec {