1 files changed, 20 insertions, 0 deletions
diff --git a/runtime/doc/insert.txt b/runtime/doc/insert.txt
index de1b850a3f..a1e0675b36 100644
--- a/runtime/doc/insert.txt
+++ b/runtime/doc/insert.txt
@@ -1081,6 +1081,26 @@ Stop completion						*compl-stop*
 CTRL-X CTRL-Z		Stop completion without changing the text.
 
 
+AUTO-COMPLETION						*compl-autocomplete*
+
+To get basic "autocompletion" without installing a plugin, try this script: >lua
+
+  local triggers = {"."}
+  vim.api.nvim_create_autocmd("InsertCharPre", {
+    buffer = vim.api.nvim_get_current_buf(),
+    callback = function()
+      if vim.fn.pumvisible() == 1 then
+        return
+      end
+      local char = vim.v.char
+      if vim.tbl_contains(triggers, char) then
+        local key = vim.keycode("<C-x><C-n>")
+        vim.api.nvim_feedkeys(key, "m", false)
+      end
+    end
+  })
+<
+
 FUNCTIONS FOR FINDING COMPLETIONS			*complete-functions*
 
 This applies to 'completefunc', 'thesaurusfunc' and 'omnifunc'.