feat: format via 'ls **/*.nix | each { |it| nixfmt $it.name }'

overlays/default.nix

@@ -1,14 +1,14 @@
 args:
 # execute and import all overlay files in the current directory with the given args
-builtins.map
-(f: (import (./. + "/${f}") args)) # execute and import the overlay file
+builtins.map (f: (import (./. + "/${f}") args)) # execute and import the overlay file
 
-(builtins.filter # find all overlay files in the current directory
-  
   (
-    f:
-      f
-      != "default.nix" # ignore default.nix
-      && f != "README.md" # ignore README.md
+    builtins.filter # find all overlay files in the current directory
+
+      (
+        f:
+        f != "default.nix" # ignore default.nix
+        && f != "README.md" # ignore README.md
+      )
+      (builtins.attrNames (builtins.readDir ./.))
   )
-  (builtins.attrNames (builtins.readDir ./.)))

overlays/fcitx5/default.nix

@@ -1,10 +1,11 @@
 # 为了不使用默认的 rime-data，改用我自定义的小鹤音形数据，这里需要 override
 # 参考 https://github.com/NixOS/nixpkgs/blob/e4246ae1e7f78b7087dce9c9da10d28d3725025f/pkgs/tools/inputmethods/fcitx5/fcitx5-rime.nix
-_: (_: super: {
+_:
+(_: super: {
   # 小鹤音形配置，配置来自 flypy.com 官方网盘的鼠须管配置压缩包「小鹤音形“鼠须管”for macOS.zip」
   # 我仅修改了 default.yaml 文件，将其中的半角括号改为了直角括号「 与 」。
   rime-data = ./rime-data-flypy;
-  fcitx5-rime = super.fcitx5-rime.override {rimeDataPkgs = [./rime-data-flypy];};
+  fcitx5-rime = super.fcitx5-rime.override { rimeDataPkgs = [ ./rime-data-flypy ]; };
 
   # used by macOS Squirrel
   flypy-squirrel = ./rime-data-flypy;