diff --git a/docs/default.nix b/docs/default.nix
index c85b2f7..b6a8dbb 100644
--- a/docs/default.nix
+++ b/docs/default.nix
@@ -30,9 +30,8 @@ let
           class = "wrapperManager";
         }).options;
 
-    # Based from nixpkgs' and home-manager's code.
-    gitHubDeclaration = user: repo: subpath:
-      {
+      # Based from nixpkgs' and home-manager's code.
+      gitHubDeclaration = user: repo: subpath: {
         url = "https://github.com/${user}/${repo}/blob/master/${subpath}";
         name = "<${repo}/${subpath}>";
       };
@@ -42,16 +41,21 @@ let
       {
         options =
           if includeModuleSystemOptions then options else builtins.removeAttrs options [ "_module" ];
-        transformOptions = opt:
-          opt // {
-            declarations = map (decl:
+        transformOptions =
+          opt:
+          opt
+          // {
+            declarations = map (
+              decl:
               if lib.hasPrefix src (toString decl) then
-                gitHubDeclaration "foo-dogsquared" "nix-module-wrapper-manager-fds"
-                (lib.removePrefix "/" (lib.removePrefix src (toString decl)))
+                gitHubDeclaration "foo-dogsquared" "nix-module-wrapper-manager-fds" (
+                  lib.removePrefix "/" (lib.removePrefix src (toString decl))
+                )
               else if decl == "lib/modules.nix" then
                 gitHubDeclaration "NixOS" "nixpkgs" decl
               else
-                decl) opt.declarations;
+                decl
+            ) opt.declarations;
           };
       }
       // builtins.removeAttrs args [
@@ -106,7 +110,9 @@ in
         ];
       };
     in
-    { baseUrl ? "https://foo-dogsquared.github.io/nix-module-wrapper-manager-fds" }:
+    {
+      baseUrl ? "https://foo-dogsquared.github.io/nix-module-wrapper-manager-fds",
+    }:
 
     buildHugoSite {
       pname = "wrapper-manager-docs";
@@ -126,7 +132,10 @@ in
 
       vendorHash = "sha256-UDDCYQB/kdYT63vRlRzL6lOePl9F7j3eUIHX/m6rwEs=";
 
-      buildFlags = [ "--baseURL" baseUrl ];
+      buildFlags = [
+        "--baseURL"
+        baseUrl
+      ];
 
       nativeBuildInputs = [
         asciidoctorWrapped
diff --git a/docs/gemset.nix b/docs/gemset.nix
index 1b5f391..11fe6e8 100644
--- a/docs/gemset.nix
+++ b/docs/gemset.nix
@@ -1,339 +1,421 @@
 {
   asciidoctor = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1wyxgwmnz9bw377r3lba26b090hbsq9qnbw8575a1prpy83qh82j";
       type = "gem";
     };
     version = "2.0.23";
   };
   asciidoctor-diagram = {
-    dependencies = ["asciidoctor" "asciidoctor-diagram-ditaamini" "asciidoctor-diagram-plantuml" "rexml"];
-    groups = ["default"];
-    platforms = [];
+    dependencies = [
+      "asciidoctor"
+      "asciidoctor-diagram-ditaamini"
+      "asciidoctor-diagram-plantuml"
+      "rexml"
+    ];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1214scxm36k409gfy3wilfqx3akrm52r530zmra6cmmf6d22c5q4";
       type = "gem";
     };
     version = "2.3.1";
   };
   asciidoctor-diagram-batik = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0220xqxmkmimxmhsqhlbr0hslijvnhzdds3s6h6fxbxqrrmm0jrl";
       type = "gem";
     };
     version = "1.17";
   };
   asciidoctor-diagram-ditaamini = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "13h65bfbq7hc7z3kqn0m28w9c6ap7fikpjcvsdga6jg01slb4c56";
       type = "gem";
     };
     version = "1.0.3";
   };
   asciidoctor-diagram-plantuml = {
-    dependencies = ["asciidoctor-diagram-batik"];
-    groups = ["default"];
-    platforms = [];
+    dependencies = [ "asciidoctor-diagram-batik" ];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1ppl5nsq40x11731ciahi89k5yvszlm12pml1pqaj0lwbi7ww6x0";
       type = "gem";
     };
     version = "1.2024.5";
   };
   asciidoctor-foodogsquared-extensions = {
-    dependencies = ["asciidoctor" "rugged"];
-    groups = ["default"];
-    platforms = [];
+    dependencies = [
+      "asciidoctor"
+      "rugged"
+    ];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0fm6shyysj51wi4s7nnb643j2mphp68fh44gmr83x8n613hg9a4l";
       type = "gem";
     };
     version = "1.2.1";
   };
   ast = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "04nc8x27hlzlrr5c2gn7mar4vdr0apw5xg22wp6m8dx3wqr04a0y";
       type = "gem";
     };
     version = "2.4.2";
   };
   concurrent-ruby = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0skwdasxq7mnlcccn6aqabl7n9r3jd7k19ryzlzzip64cn4x572g";
       type = "gem";
     };
     version = "1.3.3";
   };
   json = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0b4qsi8gay7ncmigr0pnbxyb17y3h8kavdyhsh7nrlqwr35vb60q";
       type = "gem";
     };
     version = "2.7.2";
   };
   language_server-protocol = {
-    groups = ["default" "development" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "development"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0gvb1j8xsqxms9mww01rmdl78zkd72zgxaap56bhv8j45z05hp1x";
       type = "gem";
     };
     version = "3.17.0.3";
   };
   logger = {
-    groups = ["default" "development"];
-    platforms = [];
+    groups = [
+      "default"
+      "development"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0gpg8gzi0xwymw4aaq2iafcbx31i3xzkg3fb30mdxn1d4qhc3dqa";
       type = "gem";
     };
     version = "1.6.0";
   };
   open-uri-cached = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "03v0if3jlvbclnd6jgjk94fbhf0h2fq1wxr0mbx7018sxzm0biwr";
       type = "gem";
     };
     version = "1.0.0";
   };
   parallel = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "145bn5q7ysnjj02jdf1x4nc1f0xxrv7ihgz9yr1j7sinmawqkq0j";
       type = "gem";
     };
     version = "1.25.1";
   };
   parser = {
-    dependencies = ["ast" "racc"];
-    groups = ["default" "lint"];
-    platforms = [];
+    dependencies = [
+      "ast"
+      "racc"
+    ];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "10ly2wind06nylyqa5724ld2l0l46d3ag4fm04ifjgw7qdlpf94d";
       type = "gem";
     };
     version = "3.3.4.0";
   };
   prism = {
-    groups = ["default" "development"];
-    platforms = [];
+    groups = [
+      "default"
+      "development"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "05j9bcxdz6wfnrjn32zvdwj1qsbp88mwx3rv7g256gziya6avc2r";
       type = "gem";
     };
     version = "0.30.0";
   };
   racc = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "021s7maw0c4d9a6s07vbmllrzqsj2sgmrwimlh8ffkvwqdjrld09";
       type = "gem";
     };
     version = "1.8.0";
   };
   rainbow = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0smwg4mii0fm38pyb5fddbmrdpifwv22zv3d3px2xx497am93503";
       type = "gem";
     };
     version = "3.1.1";
   };
   rake = {
-    groups = ["development"];
-    platforms = [];
+    groups = [ "development" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "17850wcwkgi30p7yqh60960ypn7yibacjjha0av78zaxwvd3ijs6";
       type = "gem";
     };
     version = "13.2.1";
   };
   rbs = {
-    dependencies = ["logger"];
-    groups = ["default" "development"];
-    platforms = [];
+    dependencies = [ "logger" ];
+    groups = [
+      "default"
+      "development"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1fzk0a3d68fglnkwpaz07npi929y1kh2hh1j63y04943vvshyjmc";
       type = "gem";
     };
     version = "3.5.2";
   };
   regexp_parser = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0ik40vcv7mqigsfpqpca36hpmnx0536xa825ai5qlkv3mmkyf9ss";
       type = "gem";
     };
     version = "2.9.2";
   };
   rexml = {
-    dependencies = ["strscan"];
-    groups = ["default" "lint"];
-    platforms = [];
+    dependencies = [ "strscan" ];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "09f3sw7f846fpcpwdm362ylqldwqxpym6z0qpld4av7zisrrzbrl";
       type = "gem";
     };
     version = "3.3.1";
   };
   rouge = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "072qvvrcqj0yfr3b0j932mlhvn41i38bq37z7z07i3ikagndkqwy";
       type = "gem";
     };
     version = "4.3.0";
   };
   rubocop = {
-    dependencies = ["json" "language_server-protocol" "parallel" "parser" "rainbow" "regexp_parser" "rexml" "rubocop-ast" "ruby-progressbar" "unicode-display_width"];
-    groups = ["lint"];
-    platforms = [];
+    dependencies = [
+      "json"
+      "language_server-protocol"
+      "parallel"
+      "parser"
+      "rainbow"
+      "regexp_parser"
+      "rexml"
+      "rubocop-ast"
+      "ruby-progressbar"
+      "unicode-display_width"
+    ];
+    groups = [ "lint" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "18g462bccr0rvszc7kirr89laggdf6254p7pqsckk3izg901chv2";
       type = "gem";
     };
     version = "1.65.0";
   };
   rubocop-ast = {
-    dependencies = ["parser"];
-    groups = ["default" "lint"];
-    platforms = [];
+    dependencies = [ "parser" ];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "063qgvqbyv354icl2sgx758z22wzq38hd9skc3n96sbpv0cdc1qv";
       type = "gem";
     };
     version = "1.31.3";
   };
   ruby-lsp = {
-    dependencies = ["language_server-protocol" "prism" "rbs" "sorbet-runtime"];
-    groups = ["development"];
-    platforms = [];
+    dependencies = [
+      "language_server-protocol"
+      "prism"
+      "rbs"
+      "sorbet-runtime"
+    ];
+    groups = [ "development" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1kvyk0cald1cw6fqxy5w68la1gnc1nv2mqx8myijjsbcf9npjbp8";
       type = "gem";
     };
     version = "0.17.7";
   };
   ruby-progressbar = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0cwvyb7j47m7wihpfaq7rc47zwwx9k4v7iqd9s1xch5nm53rrz40";
       type = "gem";
     };
     version = "1.13.0";
   };
   rugged = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1sccng15h8h3mcjxfgvxy85lfpswbj0nhmzwwsqdffbzqgsb2jch";
       type = "gem";
     };
     version = "1.7.2";
   };
   slim = {
-    dependencies = ["temple" "tilt"];
-    groups = ["default"];
-    platforms = [];
+    dependencies = [
+      "temple"
+      "tilt"
+    ];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1rqk7jn66wgx50b18ndhbppjq55rbcwgqg1rbhnhxwiggvzisdbj";
       type = "gem";
     };
     version = "5.2.1";
   };
   sorbet-runtime = {
-    groups = ["default" "development"];
-    platforms = [];
+    groups = [
+      "default"
+      "development"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "122702d5cmrbaydcqfjksh1d78g0mq69h77zd4yljwjrc50jz70b";
       type = "gem";
     };
     version = "0.5.11481";
   };
   strscan = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0mamrl7pxacbc79ny5hzmakc9grbjysm3yy6119ppgsg44fsif01";
       type = "gem";
     };
     version = "3.1.0";
   };
   temple = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0fwia5hvc1xz9w7vprzjnsym3v9j5l9ggdvy70jixbvpcpz4acfz";
       type = "gem";
     };
     version = "0.10.3";
   };
   tilt = {
-    groups = ["default"];
-    platforms = [];
+    groups = [ "default" ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "0kds7wkxmb038cwp6ravnwn8k65ixc68wpm8j5jx5bhx8ndg4x6z";
       type = "gem";
     };
     version = "2.4.0";
   };
   unicode-display_width = {
-    groups = ["default" "lint"];
-    platforms = [];
+    groups = [
+      "default"
+      "lint"
+    ];
+    platforms = [ ];
     source = {
-      remotes = ["https://rubygems.org"];
+      remotes = [ "https://rubygems.org" ];
       sha256 = "1d0azx233nags5jx3fqyr23qa2rhgzbhv8pxp46dgbg1mpf82xky";
       type = "gem";
     };
diff --git a/flake.nix b/flake.nix
index b7a0568..840e9a7 100644
--- a/flake.nix
+++ b/flake.nix
@@ -61,9 +61,9 @@
           website = docs.website { };
         };
 
-        checks =
-          { inherit (tests) lib; }
-          // lib.mapAttrs' (n: v: lib.nameValuePair "config-test-${n}" v) tests.configs;
+        checks = {
+          inherit (tests) lib;
+        } // lib.mapAttrs' (n: v: lib.nameValuePair "config-test-${n}" v) tests.configs;
       }
     ));
 }
diff --git a/lib/default.nix b/lib/default.nix
index 6638733..c32739a 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -25,7 +25,12 @@ pkgs.lib.makeExtensible (
     modules = callLibs ./modules.nix;
 
     inherit (self.env) build eval;
-    inherit (self.utils) getBin getLibexec getXdgDataDirs getXdgConfigDirs;
+    inherit (self.utils)
+      getBin
+      getLibexec
+      getXdgDataDirs
+      getXdgConfigDirs
+      ;
     inherit (self.modules) makeWraparound;
   }
 )
diff --git a/lib/modules.nix b/lib/modules.nix
index a890582..ba8c2b3 100644
--- a/lib/modules.nix
+++ b/lib/modules.nix
@@ -16,37 +16,36 @@ rec {
     another program. Several examples of this includes sudo, Bubblewrap, and
     Gamescope.
   */
-  makeWraparound = {
-    arg0,
-    under,
-    underFlags ? [ ],
-    underSeparator ? "",
-    ...
-  }@module:
+  makeWraparound =
+    {
+      arg0,
+      under,
+      underFlags ? [ ],
+      underSeparator ? "",
+      ...
+    }@module:
     let
       # These are the attrnames that would be overtaken with the function and
       # will be merged anyways so...
       functionArgs = builtins.functionArgs makeWraparound;
       module' = lib.removeAttrs module (lib.attrNames functionArgs);
     in
-      lib.mkMerge [
-        {
-          arg0 = under;
+    lib.mkMerge [
+      {
+        arg0 = under;
 
-          # This should be the very first things to be in the arguments so
-          # we're just making sure that it is the case. The priority is chosen
-          # arbitrarily just in case the user already has `prependArgs` values
-          # with `lib.mkBefore` for the original arg0.
-          prependArgs = lib.mkOrder 250 (
-            underFlags
-            ++ lib.optionals (underSeparator != "") [ underSeparator ]
-            ++ [ arg0 ]
-          );
-        }
+        # This should be the very first things to be in the arguments so
+        # we're just making sure that it is the case. The priority is chosen
+        # arbitrarily just in case the user already has `prependArgs` values
+        # with `lib.mkBefore` for the original arg0.
+        prependArgs = lib.mkOrder 250 (
+          underFlags ++ lib.optionals (underSeparator != "") [ underSeparator ] ++ [ arg0 ]
+        );
+      }
 
-        # It's constructed like this to make it ergonomic to use. The user can
-        # simply delete the makeWraparound exclusive arguments and still work
-        # normally.
-        module'
-      ];
+      # It's constructed like this to make it ergonomic to use. The user can
+      # simply delete the makeWraparound exclusive arguments and still work
+      # normally.
+      module'
+    ];
 }
diff --git a/modules/env/common.nix b/modules/env/common.nix
index 04b4d72..6efa46a 100644
--- a/modules/env/common.nix
+++ b/modules/env/common.nix
@@ -23,7 +23,8 @@ let
       )
 
       (
-        { lib, ... }: {
+        { lib, ... }:
+        {
           options.enableInstall = lib.mkOption {
             type = lib.types.bool;
             default = cfg.enableInstall;
diff --git a/modules/env/home-manager/default.nix b/modules/env/home-manager/default.nix
index e7cab63..3de71b0 100644
--- a/modules/env/home-manager/default.nix
+++ b/modules/env/home-manager/default.nix
@@ -7,7 +7,10 @@
 
 let
   cfg = config.wrapper-manager;
-  wmDocs = import ../../../docs { inherit pkgs; inherit (cfg.documentation) extraModules; };
+  wmDocs = import ../../../docs {
+    inherit pkgs;
+    inherit (cfg.documentation) extraModules;
+  };
 in
 {
   imports = [ ../common.nix ];
@@ -39,7 +42,7 @@ in
         let
           validPackages = lib.filterAttrs (_: wrapper: wrapper.enableInstall) cfg.packages;
         in
-          lib.mapAttrsToList (_: wrapper: wrapper.build.toplevel) validPackages;
+        lib.mapAttrsToList (_: wrapper: wrapper.build.toplevel) validPackages;
     })
   ];
 }
diff --git a/modules/env/nixos/default.nix b/modules/env/nixos/default.nix
index 8d8572c..9a74e1c 100644
--- a/modules/env/nixos/default.nix
+++ b/modules/env/nixos/default.nix
@@ -7,7 +7,10 @@
 
 let
   cfg = config.wrapper-manager;
-  wmDocs = import ../../../docs { inherit pkgs; inherit (cfg.documentation) extraModules; };
+  wmDocs = import ../../../docs {
+    inherit pkgs;
+    inherit (cfg.documentation) extraModules;
+  };
 in
 {
   imports = [ ../common.nix ];
@@ -37,7 +40,7 @@ in
         let
           validPackages = lib.filterAttrs (_: wrapper: wrapper.enableInstall) cfg.packages;
         in
-          lib.mapAttrsToList (_: wrapper: wrapper.build.toplevel) validPackages;
+        lib.mapAttrsToList (_: wrapper: wrapper.build.toplevel) validPackages;
     })
   ];
 }
diff --git a/modules/wrapper-manager/base.nix b/modules/wrapper-manager/base.nix
index 55c8ea3..12d0faa 100644
--- a/modules/wrapper-manager/base.nix
+++ b/modules/wrapper-manager/base.nix
@@ -8,9 +8,20 @@
 let
   envConfig = config;
 
-  toStringType = (with lib.types; coercedTo (oneOf [str path int float bool]) (x: "${x}") str) // {
-    description = "string and select types (numbers, boolean, and path) convertible to it";
-  };
+  toStringType =
+    (
+      with lib.types;
+      coercedTo (oneOf [
+        str
+        path
+        int
+        float
+        bool
+      ]) (x: "${x}") str
+    )
+    // {
+      description = "string and select types (numbers, boolean, and path) convertible to it";
+    };
   envSubmodule =
     {
       config,
@@ -174,7 +185,12 @@ let
               n: v:
               if v.action == "unset" then
                 "--${v.action} ${lib.escapeShellArg n}"
-              else if lib.elem v.action [ "prefix" "suffix" ] then
+              else if
+                lib.elem v.action [
+                  "prefix"
+                  "suffix"
+                ]
+              then
                 "--${v.action} ${lib.escapeShellArg n} ${lib.escapeShellArg v.separator} ${lib.escapeShellArg (lib.concatStringsSep v.separator v.value)}"
               else
                 "--${v.action} ${lib.escapeShellArg n} ${lib.escapeShellArg v.value}"
diff --git a/modules/wrapper-manager/build.nix b/modules/wrapper-manager/build.nix
index 84d0a9e..47a146f 100644
--- a/modules/wrapper-manager/build.nix
+++ b/modules/wrapper-manager/build.nix
@@ -8,7 +8,10 @@
 {
   options.build = {
     variant = lib.mkOption {
-      type = lib.types.enum [ "binary" "shell" ];
+      type = lib.types.enum [
+        "binary"
+        "shell"
+      ];
       description = ''
         Indicates the type of wrapper to be made. By default, wrapper-manager
         sets this to `binary`.
@@ -48,9 +51,12 @@
         let
           inherit (config.build) variant;
           makeWrapperArg0 =
-              if variant == "binary" then "makeBinaryWrapper"
-              else if variant == "shell" then "makeShellWrapper"
-              else "makeWrapper";
+            if variant == "binary" then
+              "makeBinaryWrapper"
+            else if variant == "shell" then
+              "makeShellWrapper"
+            else
+              "makeWrapper";
 
           mkWrapBuild =
             wrappers:
@@ -62,28 +68,35 @@
 
           desktopEntries = mkDesktopEntries (lib.attrValues config.xdg.desktopEntries);
         in
-          if lib.isList config.basePackages then
-            pkgs.symlinkJoin {
-              passthru = config.build.extraPassthru;
-              name = "wrapper-manager-fds-wrapped-package";
-              paths = desktopEntries ++ config.basePackages;
-              nativeBuildInputs =
-                if variant == "binary" then [ pkgs.makeBinaryWrapper ]
-                else if variant == "shell" then [ pkgs.makeShellWrapper ]
-                else [ ];
-              postBuild = ''
-                ${config.build.extraSetup}
-                ${mkWrapBuild (lib.attrValues config.wrappers)}
-              '';
-            }
-          else
-            config.basePackages.overrideAttrs (final: prev: {
+        if lib.isList config.basePackages then
+          pkgs.symlinkJoin {
+            passthru = config.build.extraPassthru;
+            name = "wrapper-manager-fds-wrapped-package";
+            paths = desktopEntries ++ config.basePackages;
+            nativeBuildInputs =
+              if variant == "binary" then
+                [ pkgs.makeBinaryWrapper ]
+              else if variant == "shell" then
+                [ pkgs.makeShellWrapper ]
+              else
+                [ ];
+            postBuild = ''
+              ${config.build.extraSetup}
+              ${mkWrapBuild (lib.attrValues config.wrappers)}
+            '';
+          }
+        else
+          config.basePackages.overrideAttrs (
+            final: prev: {
               nativeBuildInputs =
                 (prev.nativeBuildInputs or [ ])
                 ++ (
-                  if variant == "binary" then [ pkgs.makeBinaryWrapper ]
-                  else if variant == "shell" then [ pkgs.makeShellWrapper ]
-                  else [ ]
+                  if variant == "binary" then
+                    [ pkgs.makeBinaryWrapper ]
+                  else if variant == "shell" then
+                    [ pkgs.makeShellWrapper ]
+                  else
+                    [ ]
                 )
                 ++ lib.optionals (config.xdg.desktopEntries != { }) [ pkgs.copyDesktopItems ];
               desktopItems = (prev.desktopItems or [ ]) ++ desktopEntries;
@@ -91,10 +104,14 @@
                 ${prev.postFixup or ""}
                 ${mkWrapBuild (lib.attrValues config.wrappers)}
               '';
-              passthru = lib.recursiveUpdate (prev.passthru or { }) (config.build.extraPassthru // {
-                unwrapped = config.basePackages;
-              });
-            });
+              passthru = lib.recursiveUpdate (prev.passthru or { }) (
+                config.build.extraPassthru
+                // {
+                  unwrapped = config.basePackages;
+                }
+              );
+            }
+          );
     };
   };
 }
diff --git a/modules/wrapper-manager/files.nix b/modules/wrapper-manager/files.nix
index 9da118d..69c7b67 100644
--- a/modules/wrapper-manager/files.nix
+++ b/modules/wrapper-manager/files.nix
@@ -1,55 +1,69 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 let
   cfg = config.files;
 
-  filesModule = { name, lib, config, options, ... }: {
-    options = {
-      target = lib.mkOption {
-        type = lib.types.nonEmptyStr;
-        description = ''
-          Path of the file relative to the derivation output path.
-        '';
-        default = name;
-        example = "share/applications/org.example.App1.desktop";
+  filesModule =
+    {
+      name,
+      lib,
+      config,
+      options,
+      ...
+    }:
+    {
+      options = {
+        target = lib.mkOption {
+          type = lib.types.nonEmptyStr;
+          description = ''
+            Path of the file relative to the derivation output path.
+          '';
+          default = name;
+          example = "share/applications/org.example.App1.desktop";
+        };
+
+        source = lib.mkOption {
+          type = lib.types.path;
+          description = "Path of the file to be linked.";
+        };
+
+        text = lib.mkOption {
+          type = with lib.types; nullOr lines;
+          description = ''
+            Text content of the given filesystem path.
+          '';
+          default = null;
+          example = ''
+            key=value
+            hello=world
+          '';
+        };
+
+        mode = lib.mkOption {
+          type = lib.types.strMatching "[0-7]{0,4}";
+          default = "0644";
+          example = "0600";
+          description = ''
+            Permissions to be given to the file. By default, it is given with a
+            symlink.
+          '';
+        };
       };
 
-      source = lib.mkOption {
-        type = lib.types.path;
-        description = "Path of the file to be linked.";
-      };
-
-      text = lib.mkOption {
-        type = with lib.types; nullOr lines;
-        description = ''
-          Text content of the given filesystem path.
-        '';
-        default = null;
-        example = ''
-          key=value
-          hello=world
-        '';
-      };
-
-      mode = lib.mkOption {
-        type = lib.types.strMatching "[0-7]{0,4}";
-        default = "0644";
-        example = "0600";
-        description = ''
-          Permissions to be given to the file. By default, it is given with a
-          symlink.
-        '';
+      config = {
+        source = lib.mkIf (config.text != null) (
+          let
+            name' = "wrapper-manager-filesystem-${lib.replaceStrings [ "/" ] [ "-" ] name}";
+          in
+          lib.modules.mkDerivedConfig options.text (pkgs.writeText name')
+        );
       };
     };
-
-    config = {
-      source = lib.mkIf (config.text != null) (
-        let
-          name' = "wrapper-manager-filesystem-${lib.replaceStrings ["/"] ["-"] name}";
-        in lib.modules.mkDerivedConfig options.text (pkgs.writeText name')
-      );
-    };
-  };
 in
 {
   options.files = lib.mkOption {
@@ -79,27 +93,38 @@ in
   };
 
   config = lib.mkIf (cfg != { }) {
-    build.extraSetup = let
-      installFiles = acc: n: v: let
-        source = lib.escapeShellArg v.source;
-        target = lib.escapeShellArg v.target;
-        target' = "$out/${target}";
-        installFile = let
-          type = lib.filesystem.pathType v.source;
+    build.extraSetup =
+      let
+        installFiles =
+          acc: n: v:
+          let
+            source = lib.escapeShellArg v.source;
+            target = lib.escapeShellArg v.target;
+            target' = "$out/${target}";
+            installFile =
+              let
+                type = lib.filesystem.pathType v.source;
+              in
+              if type == "directory" then
+                ''
+                  mkdir -p $(basename ${target'}) && cp --recursive ${source} ${target'}
+                ''
+              else if type == "symlink" then
+                ''
+                  ln --symbolic --force ${source} ${target'}
+                ''
+              else
+                ''
+                  install -D --mode=${v.mode} ${source} ${target'}
+                '';
           in
-          if type == "directory" then ''
-            mkdir -p $(basename ${target'}) && cp --recursive ${source} ${target'}
-          '' else if type == "symlink" then ''
-            ln --symbolic --force ${source} ${target'}
-          '' else ''
-            install -D --mode=${v.mode} ${source} ${target'}
+          ''
+            ${acc}
+            ${installFile}
           '';
-      in ''
-        ${acc}
-        ${installFile}
+      in
+      lib.mkBefore ''
+        ${lib.foldlAttrs installFiles "" cfg}
       '';
-    in lib.mkBefore ''
-      ${lib.foldlAttrs installFiles "" cfg}
-    '';
   };
 }
diff --git a/tests/configs/lib-modules-subset/make-wraparound.nix b/tests/configs/lib-modules-subset/make-wraparound.nix
index 4ba00c7..9a6b23a 100644
--- a/tests/configs/lib-modules-subset/make-wraparound.nix
+++ b/tests/configs/lib-modules-subset/make-wraparound.nix
@@ -1,4 +1,10 @@
-{ config, lib, pkgs, wrapperManagerLib, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  wrapperManagerLib,
+  ...
+}:
 
 let
   inherit (wrapperManagerLib) makeWraparound;
@@ -7,7 +13,10 @@ in
   build.variant = "shell";
   wrappers.tmux = makeWraparound {
     under = lib.getExe' pkgs.boxxy "boxxy";
-    underFlags = [ "--rule" "~/.tmux.conf:~/.config/tmux/tmux.conf" ];
+    underFlags = [
+      "--rule"
+      "~/.tmux.conf:~/.config/tmux/tmux.conf"
+    ];
     underSeparator = "--";
 
     arg0 = lib.getExe' pkgs.tmux "tmux";
diff --git a/tests/configs/neofetch-with-additional-files.nix b/tests/configs/neofetch-with-additional-files.nix
index 91dd953..2ce5506 100644
--- a/tests/configs/neofetch-with-additional-files.nix
+++ b/tests/configs/neofetch-with-additional-files.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 {
   wrappers.neofetch = {
diff --git a/tests/configs/single-basepackage.nix b/tests/configs/single-basepackage.nix
index 7d2aac0..418d0c5 100644
--- a/tests/configs/single-basepackage.nix
+++ b/tests/configs/single-basepackage.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 {
   basePackages = pkgs.fastfetch;
diff --git a/tests/configs/wrapper-fastfetch.nix b/tests/configs/wrapper-fastfetch.nix
index 9980853..1d5a783 100644
--- a/tests/configs/wrapper-fastfetch.nix
+++ b/tests/configs/wrapper-fastfetch.nix
@@ -19,9 +19,12 @@
     xdg.desktopEntry.enable = true;
   };
 
-  environment.pathAdd = wrapperManagerLib.getBin (with pkgs; [
-    hello
-  ]);
+  environment.pathAdd = wrapperManagerLib.getBin (
+    with pkgs;
+    [
+      hello
+    ]
+  );
 
   build.extraPassthru.wrapperManagerTests = {
     actuallyBuilt =
diff --git a/tests/configs/xdg-basedirs.nix b/tests/configs/xdg-basedirs.nix
index 3733b28..ded2b7d 100644
--- a/tests/configs/xdg-basedirs.nix
+++ b/tests/configs/xdg-basedirs.nix
@@ -22,19 +22,23 @@
   );
 
   wrappers.xdg-config-dirs-script = {
-    arg0 = let
-      app = pkgs.writeShellScript "xdg-dirs-script" ''
-        echo "$XDG_CONFIG_DIRS" | tr ':' '\n'
-      '';
-    in builtins.toString app;
+    arg0 =
+      let
+        app = pkgs.writeShellScript "xdg-dirs-script" ''
+          echo "$XDG_CONFIG_DIRS" | tr ':' '\n'
+        '';
+      in
+      builtins.toString app;
   };
 
   wrappers.xdg-data-dirs-script = {
-    arg0 = let
-      app = pkgs.writeShellScript "xdg-dirs-script" ''
-        echo "$XDG_DATA_DIRS" | tr ':' '\n'
-      '';
-    in builtins.toString app;
+    arg0 =
+      let
+        app = pkgs.writeShellScript "xdg-dirs-script" ''
+          echo "$XDG_DATA_DIRS" | tr ':' '\n'
+        '';
+      in
+      builtins.toString app;
   };
 
   build.extraPassthru.wrapperManagerTests = {
diff --git a/tests/default.nix b/tests/default.nix
index f23bc47..5c50b16 100644
--- a/tests/default.nix
+++ b/tests/default.nix
@@ -10,10 +10,13 @@ let
   inherit (pkgs) lib;
 in
 {
-  configs = let
-    configs' = import ./configs { inherit pkgs; };
-    updateTestName = configName: package: lib.mapAttrs' (n: v: lib.nameValuePair "${configName}-${n}" v) package.wrapperManagerTests;
-  in
+  configs =
+    let
+      configs' = import ./configs { inherit pkgs; };
+      updateTestName =
+        configName: package:
+        lib.mapAttrs' (n: v: lib.nameValuePair "${configName}-${n}" v) package.wrapperManagerTests;
+    in
     lib.concatMapAttrs updateTestName configs';
 
   lib =