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" The default vimrc file.
"
" Maintainer: Bram Moolenaar <Bram@vim.org>
" Last change: 2020 Sep 30
"
" This is loaded if no vimrc file was found.
" Except when Vim is run with "-u NONE" or "-C".
" Individual settings can be reverted with ":set option&".
" Other commands can be reverted as mentioned below.
" When started as "evim", evim.vim will already have done these settings.
if v:progname =~? "evim"
finish
endif
" Bail out if something that ran earlier, e.g. a system wide vimrc, does not
" want Vim to use these default values.
if exists('skip_defaults_vim')
finish
endif
" Use Vim settings, rather than Vi settings (much better!).
" This must be first, because it changes other options as a side effect.
" Avoid side effects when it was already reset.
if &compatible
set nocompatible
endif
" When the +eval feature is missing, the set command above will be skipped.
" Use a trick to reset compatible only when the +eval feature is missing.
silent! while 0
set nocompatible
silent! endwhile
" Allow backspacing over everything in insert mode.
set backspace=indent,eol,start
set history=200 " keep 200 lines of command line history
set ruler " show the cursor position all the time
set showcmd " display incomplete commands
set wildmenu " display completion matches in a status line
set ttimeout " time out for key codes
set ttimeoutlen=100 " wait up to 100ms after Esc for special key
" Show @@@ in the last line if it is truncated.
set display=truncate
" Show a few lines of context around the cursor. Note that this makes the
" text scroll if you mouse-click near the start or end of the window.
set scrolloff=5
" Do incremental searching when it's possible to timeout.
if has('reltime')
set incsearch
endif
" Do not recognize octal numbers for Ctrl-A and Ctrl-X, most users find it
" confusing.
set nrformats-=octal
" For Win32 GUI: remove 't' flag from 'guioptions': no tearoff menu entries.
if has('win32')
set guioptions-=t
endif
" Don't use Ex mode, use Q for formatting.
" Revert with ":unmap Q".
map Q gq
" CTRL-U in insert mode deletes a lot. Use CTRL-G u to first break undo,
" so that you can undo CTRL-U after inserting a line break.
" Revert with ":iunmap <C-U>".
inoremap <C-U> <C-G>u<C-U>
" In many terminal emulators the mouse works just fine. By enabling it you
" can position the cursor, Visually select and scroll with the mouse.
" Only xterm can grab the mouse events when using the shift key, for other
" terminals use ":", select text and press Esc.
if has('mouse')
if &term =~ 'xterm'
set mouse=a
else
set mouse=nvi
endif
endif
" Only do this part when Vim was compiled with the +eval feature.
if 1
" Enable file type detection.
" Use the default filetype settings, so that mail gets 'tw' set to 72,
" 'cindent' is on in C files, etc.
" Also load indent files, to automatically do language-dependent indenting.
" Revert with ":filetype off".
filetype plugin indent on
" Put these in an autocmd group, so that you can revert them with:
" ":augroup vimStartup | au! | augroup END"
augroup vimStartup
au!
" When editing a file, always jump to the last known cursor position.
" Don't do it when the position is invalid, when inside an event handler
" (happens when dropping a file on gvim) and for a commit message (it's
" likely a different one than last time).
autocmd BufReadPost *
\ if line("'\"") >= 1 && line("'\"") <= line("$") && &ft !~# 'commit'
\ | exe "normal! g`\""
\ | endif
augroup END
endif
" Switch syntax highlighting on when the terminal has colors or when using the
" GUI (which always has colors).
if &t_Co > 2 || has("gui_running")
" Revert with ":syntax off".
syntax on
" I like highlighting strings inside C comments.
" Revert with ":unlet c_comment_strings".
let c_comment_strings=1
endif
" Convenient command to see the difference between the current buffer and the
" file it was loaded from, thus the changes you made.
" Only define it when not defined already.
" Revert with: ":delcommand DiffOrig".
if !exists(":DiffOrig")
command DiffOrig vert new | set bt=nofile | r ++edit # | 0d_ | diffthis
\ | wincmd p | diffthis
endif
if has('langmap') && exists('+langremap')
" Prevent that the langmap option applies to characters that result from a
" mapping. If set (default), this may break plugins (but it's backward
" compatible).
set nolangremap
endif
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