nvim: improvements to filetype detection

config/nvim/lua/fschauen/filetype.lua

@@ -2,13 +2,23 @@ local M = {}
 
 M.setup = function()
   vim.filetype.add {
+    -- 1. The file path/name is checked first.
+    filename = {
+      ["clang-format"] = "yaml",
+      editorconfig = "editorconfig",
+    },
+    -- 2. Patterns are checked second.
     pattern = {
       ["${HOME}/.ssh/config.d/.*"] = "sshconfig",
-      [".*/ssh/config"] = "sshconfig",
+
+      -- Files in my dotfiles repository.
+      [".*/config/zsh/.*"] = "zsh",
       [".*/git/config"] = "gitconfig",
-      [".*gitconfig"] = "gitconfig",
+      [".*/ssh/config"] = "sshconfig",
-      [".*/home/editorconfig"] = "editorconfig",
+    },
-      [".*config/zsh/.*"] = "zsh",
+    -- 3. Finally, the extension is checked.
+    extension = {
+      gitconfig = "gitconfig",
     },
   }
 end