runtime(new-tutor): update tutor and correct comandline completion

Problem: Some parts of the tutor are outdated.

- For example, pressing `<Tab>` after typing `:e` does not complete the
command `:edit`, but shows a completion menu with the first entry being
`:earlier`.

closes: #17107

Signed-off-by: Phạm Bình An <phambinhanctb2004@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

diff --git a/runtime/tutor/en/vim-01-beginner.tutor b/runtime/tutor/en/vim-01-beginner.tutor
index 85d693d5f3a7b1a2683b6b7fa38d57aff0c18c95..86efa78561a9e492ee21d9ead7f8f70183f0a229 100644 (file)
--- a/runtime/tutor/en/vim-01-beginner.tutor
+++ b/runtime/tutor/en/vim-01-beginner.tutor
@@ -458,7 +458,7 @@ Now go on to the next lesson.
 # Lesson 4.1: CURSOR LOCATION AND FILE STATUS
 
 ** Type `<C-g>`{normal} to show your location in a file and the file status.
- Type `G`{normal} to move to a line in the file. **
+ Type `{count}G`{normal} to move to line {count} in the file. **
 
 NOTE: Read this entire lesson before executing any of the steps!!
 
@@ -933,11 +933,20 @@ default. To start using more features you have to create a "vimrc" file.
  3. Press `<C-d>`{normal} and Vim will show a list of commands that start
      with "e".
 
- 4. Press `<Tab>`{normal} and Vim will complete the command name to ":edit".
+ 4. Press `<Tab>`{normal} and Vim will show a menu with possible completions
+    (or complete the match, if the entered command is unique, e.g.
+    ":ed`<Tab>`{normal}" will be completed to ":edit").
 
- 5. Now add a space and the start of an existing file name: `:edit FIL`{vim}
+ 5. Use `<Tab>`{normal} or `<C-n>`{normal} to go to the next match. Or use
+    `<S-Tab>`{normal} or `<C-p>`{normal} to go to the previous match.
 
- 6. Press `<Tab>`{normal}. Vim will complete the name (if it is unique).
+ 6. Choose the entry `edit`{vim}. Now you can see that the word `edit`{vim}
+    have been automatically inserted to the command line.
+
+ 7. Now add a space and the start of an existing file name: `:edit FIL`{vim}
+
+ 8. Press `<Tab>`{normal}. Vim will show a completion menu with list of file
+    names that start with `FIL`
 
 NOTE: Completion works for many commands. It is especially useful for
       `:help`{vim}.
@@ -956,7 +965,7 @@ NOTE: Completion works for many commands. It is especially useful for
  5. Create a vimrc startup script to keep your preferred settings.
 
  6. While in command mode, press `<C-d>`{normal} to see possible completions.
-     Press `<Tab>`{normal} to use one completion.
+    Press `<Tab>`{normal} to use the completion menu and select a match.
 
 # CONCLUSION