feat(nvim): no empty buffers, no volar, no .git

dotfiles/nvim/init.lua

@@ -79,6 +79,10 @@ require("nvim-tree").setup {
       quit_on_open = true,
     },
   },
+  filters = {
+    custom = { ".git" },
+    exclude = { ".gitignore" },
+  },
 }
 
 local autocmd = vim.api.nvim_create_autocmd
@@ -101,6 +105,37 @@ local function open_nvim_tree(data)
 
   -- open the tree
   require("nvim-tree.api").tree.open()
+
+  -- Get a list of all buffers
+  local buffers = vim.api.nvim_list_bufs()
+
+  -- Iterate over each buffer
+  for _, bufnr in ipairs(buffers) do
+    -- Check if the buffer is empty and doesn't have a name
+    if
+      vim.api.nvim_buf_is_loaded(bufnr)
+      and vim.api.nvim_buf_get_name(bufnr) == ""
+      and vim.api.nvim_buf_get_option(bufnr, "buftype") == ""
+    then
+      -- Get all lines in the buffer
+      local lines = vim.api.nvim_buf_get_lines(bufnr, 0, -1, false)
+
+      -- Initialize a variable to store the total number of characters
+      local total_characters = 0
+
+      -- Iterate over each line and calculate the number of characters
+      for _, line in ipairs(lines) do
+        total_characters = total_characters + #line
+      end
+
+      -- Close the buffer if it's empty:
+      if total_characters == 0 then
+        vim.api.nvim_buf_delete(bufnr, {
+          force = true,
+        })
+      end
+    end
+  end
 end
 
 autocmd({ "VimEnter" }, { callback = open_nvim_tree })