Add neovim apex support

.config/nvim/lua/config/autocmds.lua

@@ -1,3 +1,17 @@
 -- Autocmds are automatically loaded on the VeryLazy event
 -- Default autocmds that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/autocmds.lua
 -- Add any additional autocmds here
+
+local function augroup(name)
+  return vim.api.nvim_create_augroup("kevin_" .. name, { clear = true })
+end
+
+vim.api.nvim_create_autocmd({ "BufRead", "BufNewFile" }, {
+  group = augroup("filetypes"),
+  pattern = { "*.cls" },
+  callback = function(event)
+    vim.bo[event.buf].filetype = "apex"
+    vim.bo[event.buf].shiftwidth = 4
+    vim.bo[event.buf].tabstop = 4
+  end,
+})

.config/nvim/lua/plugins/apex.lua

@@ -0,0 +1,28 @@
+return {
+  {
+    "nvim-treesitter/nvim-treesitter",
+    opts = function(_, opts)
+      vim.list_extend(opts.ensure_installed, {
+        "apex",
+      })
+    end,
+  },
+  {
+    "williamboman/mason.nvim",
+    opts = function(_, opts)
+      vim.list_extend(opts.ensure_installed, {
+        "apex-language-server",
+      })
+    end,
+  },
+  {
+    "neovim/nvim-lspconfig",
+    opts = {
+      servers = {
+        apex_ls = {
+          filetypes = { "apex", "apexcode" },
+        },
+      },
+    },
+  },
+}