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"{ Auto commands
" Do not use smart case in command line mode, extracted from https://vi.stackexchange.com/a/16511/15292.
augroup dynamic_smartcase
autocmd!
autocmd CmdLineEnter : set nosmartcase
autocmd CmdLineLeave : set smartcase
augroup END
augroup term_settings
autocmd!
" Do not use number and relative number for terminal inside nvim
autocmd TermOpen * setlocal norelativenumber nonumber
" Go to insert mode by default to start typing command
autocmd TermOpen * startinsert
augroup END
" More accurate syntax highlighting? (see `:h syn-sync`)
augroup accurate_syn_highlight
autocmd!
autocmd BufEnter * :syntax sync fromstart
augroup END
" Return to last edit position when opening a file
augroup resume_edit_position
autocmd!
autocmd BufReadPost *
\ if line("'\"") > 1 && line("'\"") <= line("$") && &ft !~# 'commit'
\ | execute "normal! g`\"zvzz"
\ | endif
augroup END
" Display a message when the current file is not in utf-8 format.
" Note that we need to use `unsilent` command here because of this issue:
" https://github.com/vim/vim/issues/4379
augroup non_utf8_file_warn
autocmd!
autocmd BufRead * if &fileencoding != 'utf-8'
\ | unsilent echomsg 'File not in UTF-8 format!' | endif
augroup END
" Automatically reload the file if it is changed outside of Nvim, see
" https://unix.stackexchange.com/a/383044/221410. It seems that `checktime`
" command does not work in command line. We need to check if we are in command
" line before executing this command. See also
" https://vi.stackexchange.com/a/20397/15292.
augroup auto_read
autocmd!
autocmd FocusGained,BufEnter,CursorHold,CursorHoldI *
\ if mode() == 'n' && getcmdwintype() == '' | checktime | endif
autocmd FileChangedShellPost * echohl WarningMsg
\ | echo "File changed on disk. Buffer reloaded!" | echohl None
augroup END
augroup numbertoggle
autocmd!
autocmd BufEnter,FocusGained,InsertLeave,WinEnter * if &nu | set rnu | endif
autocmd BufLeave,FocusLost,InsertEnter,WinLeave * if &nu | set nornu | endif
augroup END
" highlight yanked region, see `:h lua-highlight`
augroup custom_highlight
autocmd!
autocmd ColorScheme * highlight YankColor ctermfg=59 ctermbg=41 guifg=#34495E guibg=#2ECC71
augroup END
augroup highlight_yank
autocmd!
au TextYankPost * silent! lua vim.highlight.on_yank{higroup="YankColor", timeout=700}
augroup END
"}
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