# vim

* [check where vim executable package](#check-where-vim-executable-package)
* [check vimdoc with keyword](#check-vimdoc-with-keyword)
* [cursor and cursor shape](#cursor-and-cursor-shape)
* [vimrc examples](#vimrc-examples)

{% hint style="info" %}

> reference:
>
> * [mhinz/vim-galore](https://github.com/mhinz/vim-galore) | [Vim 从入门到精通](https://wsdjeg.net/vim-galore-zh-cn/)
> * [\* Vim help files](https://vimhelp.org/#reference_toc)
> * [mhinz/vim-galore](https://github.com/mhinz/vim-galore)
> * [Bram Moolenaar](https://www.moolenaar.net/)
> * [vim:tip](https://vim.fandom.com/wiki/Category:VimTip)
> * [Best Vim Tips](https://vim.fandom.com/wiki/Best_Vim_Tips)
> * [Search for visually selected text](https://vim.fandom.com/wiki/Search_for_visually_selected_text)
> * [Mastering Vim Grammar](https://irian.to/blogs/mastering-vim-grammar/)
> * [Syntax highlighting is extremely slow when scrolling up in recent version (v8.0.1599) #2712](https://github.com/vim/vim/issues/2712)
> * [Slow vim in huge projects](https://www.reddit.com/r/vim/comments/ng59kz/slow_vim_in_huge_projects/)
> * [Setting up Vim for YAML editing](https://www.arthurkoziel.com/setting-up-vim-for-yaml/)
>   {% endhint %}

#### check where vim executable package

```vim
:echo v:progpath
```

#### [check vimdoc with keyword](https://www.reddit.com/r/vim/comments/ng59kz/comment/gyrceos/?utm_source=share\&utm_medium=web2x\&context=3)

```vim
:helpgrep <keyword>

" i.e.
:helpgrep slow
```

* [or](https://stackoverflow.com/a/48858718/2940319)

  ```vim
  :echo $VIM
  ```

#### cursor and cursor shape

> \[!NOTE|label:references:]
>
> * [cursor shape](https://vim.fandom.com/wiki/Change_cursor_shape_in_different_modes)
>   * mode settings:
>     * [t\_SI](https://vimdoc.sourceforge.net/htmldoc/term.html#t_SI) = INSERT mode : `let &t_SI.="\e[5 q"`
>     * t\_SR = REPLACE mode : `let &t_SR.="\e[4 q"`
>     * [t\_EI](https://vimdoc.sourceforge.net/htmldoc/term.html#t_EI) = NORMAL mode (ELSE) : `let &t_EI.="\e[1 q"`
>   * cursor settings:
>     * 1 -> blinking block
>     * 2 -> solid block
>     * 3 -> blinking underscore
>     * 4 -> solid underscore
>     * 5 -> blinking vertical bar
>     * 6 -> solid vertical bar
> * [andyfowler/.vimrc](https://gist.github.com/andyfowler/1195581)
> * [Change cursor shape in different modes](https://vim.fandom.com/wiki/Change_cursor_shape_in_different_modes)
> * [Vim change block cursor when in insert mode](https://stackoverflow.com/a/58042687/2940319)
> * [Configuring the cursor](https://vim.fandom.com/wiki/Configuring_the_cursor)
> * [:help guicorsor](https://vimdoc.sourceforge.net/htmldoc/options.html#'guicursor')
> * [\* iMarslo : redirect message into file](https://github.com/marslo/ibook/blob/marslo/docs/vim/tricky.html#redirect-cmd-result-into-file)

* [revert cursor shape when exit vim/nvim](https://stackoverflow.com/a/71374251/2940319)

  ```vim
  autocmd VimLeave * silent !echo -ne "\e[6 q"
  ```

**guicursor**

```bash
$ /Applications/MacVim.app/Contents/bin/mvim -u NONE \
                                             -c 'redir > ~/Desktop/guicursor.txt' \
                                             -c 'echo &guicursor' \
                                             -c 'redir END' \
                                             -c 'q'
$ cat ~/Desktop/guicursor.txt
n-v-c:block-Cursor/lCursor,ve:ver35-Cursor,o:hor50-Cursor,i-ci:ver25-Cursor/lCursor,r-cr:hor20-Cursor/lCursor,sm:block-Cursor-blinkwait175-blinkoff150-blinkon175

# after modified
$ /Applications/MacVim.app/Contents/bin/mvim -c 'redir! > ~/Desktop/guicursor.txt' \
                                             -c 'echo &guicursor' \
                                             -c 'redir END' \
                                             -c 'q'
$ cat ~/Desktop/guicursor.txt
a:hor10-Cursor-blinkon0,i-r-c-ci-cr-o:hor10-iCursor-blinkon0,n:hor10-Cursor-blinkwait700-blinkon400-blinkoff250,v-ve:block-Cursor
```

![guicursor](https://4276369325-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FpuTw6o3ALq0J3Uf7ELc7%2Fuploads%2Fgit-blob-2744c7bc67345f1d2edc05ad7685f1348e7d9554%2Fvim-guicursor.gif?alt=media)

**cursorcolumn**

> \[!NOTE|label:references:]
>
> * [Setting Vim cursorline colors?](https://stackoverflow.com/a/29207563/2940319)

```vim
set cursorcolumn
autocmd InsertEnter * highlight CursorColumn ctermfg=White ctermbg=Yellow cterm=bold guifg=white guibg=yellow gui=bold
autocmd InsertLeave * highlight CursorColumn ctermfg=Black ctermbg=Yellow cterm=bold guifg=Black guibg=yellow gui=NONE

" or simplely via
set cursorcolumn
highlight CursorColumn ctermfg=White ctermbg=gray cterm=bold guifg=white guibg=gray gui=bold
```

#### vimrc examples

* [reiter/.vim-files/vimrc](https://github.com/jreiter/.vim-files/blob/master/vimrc)
* [lilydjwg/dotvim](https://github.com/lilydjwg/dotvim/blob/master/vimrc) |[依云 - lilydjwg](https://blog.lilydjwg.me/)
* [Yggdroot/dotvim](https://github.com/Yggdroot/dotvim/blob/master/vimrc)