X-Git-Url: https://ruderich.org/simon/gitweb/?p=config%2Fdotfiles.git;a=blobdiff_plain;f=vim%2Fvimrc;fp=vim%2Fvimrc;h=e8f19ff6c6cc38cd93b3b37e64384306e2443f1a;hp=0000000000000000000000000000000000000000;hb=58f1d82fd556e0aec9c69b41c7f0faf8fe6369b6;hpb=b0086513fce699422e101d079820316b1a7a438d diff --git a/vim/vimrc b/vim/vimrc new file mode 100644 index 0000000..e8f19ff --- /dev/null +++ b/vim/vimrc @@ -0,0 +1,1112 @@ +" Vim main configuration file. + +" Copyright (C) 2008-2016 Simon Ruderich +" +" This file is free software: you can redistribute it and/or modify +" it under the terms of the GNU General Public License as published by +" the Free Software Foundation, either version 3 of the License, or +" (at your option) any later version. +" +" This file is distributed in the hope that it will be useful, +" but WITHOUT ANY WARRANTY; without even the implied warranty of +" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +" GNU General Public License for more details. +" +" You should have received a copy of the GNU General Public License +" along with this file. If not, see . + + +" EDITOR SETTINGS + +" Save 'runtimepath' in case it was changed by the system's configuration +" files. Also save 'diff' as set all& resets it; but somehow later (after +" sourcing the vimrc - for example in a VimEnter autocmd) it gets +" automagically restored to the correct value. Not sure what exactly Vim is +" doing there. +if has('eval') + let s:save_runtimepath = &runtimepath + let s:save_diff = &diff +endif +" Reset all options (except 'term', 'lines' and 'columns'). This makes sure a +" system wide configuration file doesn't change default values. +set all& +" And restore it after all other options were reset. +if has('eval') + let &runtimepath = s:save_runtimepath + let &diff = s:save_diff + unlet s:save_runtimepath + unlet s:save_diff +endif + +" Make sure Vim (and not Vi) settings are used. +set nocompatible + +" Disallow :autocmd, shell and write commands in .vimrc and .exrc files in the +" current directory. Only used if 'exrc' is enabled (off by default), +" precaution just in case somebody enables 'exrc'. +set secure + +" Try to use pipes instead of temporary files. Prevents some auto commands +" from running for temporary files but also prevents the file's content to be +" written to disk. +set noshelltemp + +" Use UTF-8 for all internal data (buffers, registers, etc.). This doesn't +" affect reading files in different encodings, see 'fileencodings' for that. +set encoding=utf-8 + +" Load my scripts from ~/.vim (my scripts) and ~/.vim/runtime (checkout of Vim +" runtime files) if available. +set runtimepath-=~/.vim +set runtimepath^=~/.vim,~/.vim/runtime + +" Don't store swap files in the same directory as the edited file, but only if +" we have a "safe" writable directory available. +if filewritable('~/.tmp') == 2 || filewritable('~/tmp') == 2 + set directory-=. +endif +" But store them in ~/.tmp or ~/tmp (already set by default) if available. +set directory^=~/.tmp +" Never use /tmp which gets cleaned on reboot. +set directory-=/tmp + +" Disable modelines as they may cause security problems. Instead use +" securemodelines (Vim script #1876). +set nomodeline + +" Complete to longest common string (list:longest) and then complete all full +" matches after another (full). Thanks to pbrisbin +" (http://pbrisbin.com:8080/dotfiles/vimrc). +set wildmode=list:longest,full +" Ignore case when completing files/directories. +if exists('+wildignorecase') + set wildignorecase +endif + +" Ignore files with the following extensions because I almost never want to +" edit them in Vim (specifying them manually still works of course). +set wildignore= +" C +set wildignore+=*.o,*.d,*.so +" Java +set wildignore+=*.class +" LaTeX +set wildignore+=*.aux,*.log,*.out,*.toc,*.pdf +" Python +set wildignore+=*.pyc + +" Show completion menu even if only one entry matches. +if exists('+completeopt') + set completeopt+=menuone +endif + +" Increase history of executed commands (:) and search patterns (/). +set history=1000 + +" Increase number of possible undos. +set undolevels=1000 + +" Remember marks (including the last cursor position) for more files. ^= is +" necessary because 'viminfo' is parsed from the beginning and the first match +" is used. +if has('viminfo') + set viminfo^='1000 +endif + +" Use strong encryption if possible, also used for swap/undo files. +if exists('+cryptmethod') + set cryptmethod=blowfish +endif + +" Clear all vimrc-related autocmds. Has to be done here as the vimrc augroup +" is used multiple times. Necessary to support reloading the vimrc. +if has('autocmd') + augroup vimrc + autocmd! + augroup END +endif + + +" HELPER FUNCTIONS + +if has('eval') +" Check if the given syntax group is available. Thanks to bairui in #vim on +" Freenode (2012-02-19 01:15 CET) for the try/catch silent highlight idea. + function! s:HasSyntaxGroup(group) + try + execute 'silent highlight ' . a:group + " \a = [A-Za-z] + catch /^Vim\%((\a\+)\)\=:E411/ " 'highlight group not found' + return 0 + endtry + return 1 + endfunction + +" Check if the given Vim version and patch is available. + function! s:HasVersionAndPatch(version, patch) + return v:version > a:version + \ || (v:version == a:version && has('patch' . a:patch)) + endfunction +endif + + +" TERMINAL SETTINGS + +" Also enable fast terminal mode in GNU screen and tmux, but not for SSH +" connections. +if &term =~# '^screen' && !exists('$SSH_CONNECTION') + set ttyfast +endif + + +" EDIT SETTINGS + +" Enable automatic file detection, plugin and indention support. +if has('autocmd') + filetype off " necessary for pathogen to force a reload of ftplugins + filetype plugin indent on +endif + +" Use UTF-8 file encoding for all files. Automatically recognize latin1 in +" existing files. +set fileencodings=utf-8,latin1 + +" Always use unix line-endings for new files. DOS line endings in existing +" files are recognized. +set fileformats=unix,dos + +" Wrap text after 78 characters. +set textwidth=78 + +" Set tabs to 4 spaces, use softtabs. +set shiftwidth=4 +set softtabstop=4 +set expandtab +" When < and > is used indent/deindent to the next 'shiftwidth' boundary. +set shiftround +" Use the default value for real tabs. +set tabstop=8 + +" Enable auto indention. +set autoindent + +" When joining lines only add one space after a sentence. +set nojoinspaces + +" Allow backspacing over autoindent and line breaks. +set backspace=indent,eol + +" Start a comment when hitting enter after a commented line (r) and when using +" o or O around a commented line (o). +set formatoptions+=ro +" Don't break a line if was already longer then 'textwidth' when insert mode +" started. +set formatoptions+=l +" Remove comment leader when joining lines where it makes sense. +if s:HasVersionAndPatch(703, 541) + set formatoptions+=j +endif + +" Allow virtual editing (cursor can be positioned anywhere, even when there is +" no character) in visual block mode. +set virtualedit=block + +" Already display matches while typing the search command. This makes spotting +" typos easy and searching faster. +set incsearch + +" Activate syntax folding. +if has('folding') + set foldmethod=syntax + " Only use fold column if we have enough space (for example not in a + " (virtual) terminal which has only 80 columns). + if &columns > 80 + set foldcolumn=2 + endif + set foldlevel=99 " no closed folds at default, 'foldenable' would disable + " folding which is not what I want + " Don't open folds for block movements like '(', '{', '[[', '[{', etc. + set foldopen-=block +endif + +" Only check case if the searched word contains a capital character. +set ignorecase +set smartcase + +" Activate spell checking, use English as default. +if exists('+spell') && has('syntax') + " But not when diffing because spell checking is distracting in this case. + if !&diff + set spell + endif + set spelllang=en_us +endif + +" Allow buffers with changes to be hidden. Very important for efficient +" editing with multiple buffers. Prevents the "E37: No write since last change +" (add ! to override)" warning when switching modified buffers. +set hidden + +" When splitting vertically put the new window right of the current one. +if has('vertsplit') + set splitright +endif + + +" DISPLAY SETTINGS + +" Use a dark background. Doesn't change the background color, only sets text +" colors for a dark terminal. +set background=dark + +" Use my color scheme if 256 colors are available. +if &t_Co == 256 || has('gui_running') + colorscheme simon +endif + +" Display line numbers. +set number +" But use as little space as possible for the numbers column. Thanks to James +" Vega (http://git.jamessan.com/?p=etc/vim.git;a=summary). +if exists('+numberwidth') + set numberwidth=1 +endif +" Display the ruler with current line/file position. If 'statusline' is used, +" then this only affects . +set ruler +" Display partial commands in the status line. +set showcmd + +" Don't redraw screen when executing macros; increases speed. Thanks to James +" Vega (http://git.jamessan.com/?p=etc/vim.git;a=summary). +set lazyredraw + +" Visualize the line the cursor is currently in. +if exists('+cursorline') + set cursorline +endif + +" Highlight all matches on the screen when searching. Use (see below) to +" remove the highlighting until the next search. +set hlsearch + +" Display some special characters. +set list +set listchars= +" Display tabs as ">--------". +set listchars+=tab:>- +" Display trailing whitespace as "-". +set listchars+=trail:- +" Display markers for long lines when wrapping is disabled. +set listchars+=extends:>,precedes:< +" Display non-breakable space as "!". +if v:version >= 700 + set listchars+=nbsp:! +endif + +" Don't draw the vertical split separator by using space as character. Thanks +" to scp1 in #vim on Freenode (2012-06-16 16:12 CEST) for the idea to use a +" non-breakable space. But a simple space works as well, as long as the +" current color scheme is not reset. +if has('windows') && has('folding') + set fillchars+=vert:\ " comment to prevent trailing whitespace +endif + +if has('statusline') + " Always display the status line even if there is only one window. + set laststatus=2 + + " If there's more than one buffer return "/" (e.g. "/05") where + " is the highest buffer number, otherwise return nothing. Used in + " 'statusline' to get an overview of available buffer numbers. + function! s:StatuslineBufferCount() + let l:bufnr = bufnr('$') + if l:bufnr > 1 + let l:result = '/' + if exists('*printf') + let l:result .= printf('%02d', l:bufnr) + else + " Older Vims don't have printf() (and no .= either). Emulate + " "%02d". + if l:bufnr < 10 + let l:result = l:result . '0' + endif + let l:result = l:result . l:bufnr + endif + return l:result + else + return '' + endif + endfunction + + " Like %f but use relative filename if it's shorter than the absolute path + " (e.g. '../../file' vs. '~/long/path/to/file'). fnamemodify()'s ':.' is + " not enough because it doesn't create '../'s. + function! s:StatuslineRelativeFilename() + " Display only filename for help files. + if &buftype == 'help' + return expand('%:t') + endif + " Special case for scratch files. + if &buftype == 'nofile' + return '[Scratch]' + endif + + let l:path = expand('%') + " No file. + if l:path == '' + return '[No Name]' + endif + " Path is already relative, nothing to do. + if stridx(l:path, '/') != 0 + return l:path + endif + + " Absolute path to this file. + let l:path = expand('%:p') + " Shortened path to this file, thanks to bairui in #vim on Freenode + " (2012-06-23 00:54) for the tip to use fnamemodify(). This is what + " Vim normally uses as %f (minus some exceptions). + let l:original_path = fnamemodify(l:path, ':~') + " Absolute path to the current working directory. + let l:cwd = getcwd() + + " Working directory completely contained in path, replace it with a + " relative path. Happens for example when opening a file with netrw. + " %f displays this as absolute path, but we want a relative path of + " course. + if stridx(l:path, l:cwd) == 0 + return strpart(l:path, strlen(l:cwd) + 1) + endif + + let l:path_list = split(l:path, '/') + let l:cwd_list = split(l:cwd, '/') + + " Remove the common path. + while l:path_list[0] == l:cwd_list[0] + call remove(l:path_list, 0) + call remove(l:cwd_list, 0) + endwhile + + " Add as many '..' as necessary for the relative path and join the + " path. Thanks to Raimondi in #vim on Freenode (2012-06-23 01:13) for + " the hint to use repeat() instead of a loop. + let l:path = repeat('../', len(l:cwd_list)) . join(l:path_list, '/') + + " Use the shorter path, either relative or absolute. + if strlen(l:path) < strlen(l:original_path) + return l:path + else + return l:original_path + endif + endfunction + + " Display unexpected 'fileformat', 'fileencoding' and 'bomb' settings. + function! s:StatuslineFileFormat() + if &fileformat != 'unix' + return '[' . &fileformat . ']' + else + return '' + endif + endfunction + function! s:StatuslineFileEncoding() + if &fileencoding != '' && &fileencoding != 'utf-8' + \ && &filetype != 'help' + return '[' . &fileencoding . ']' + else + return '' + endif + endfunction + function! s:StatuslineFileBOMB() + if exists('+bomb') && &bomb + return '[BOM]' + else + return '' + endif + endfunction + + " Return current syntax group in brackets or nothing if there's none. + function! s:StatuslineSyntaxGroup() + let l:group = synIDattr(synID(line('.'), col('.'), 1), 'name') + if l:group != '' + return '[' . l:group . '] ' + else + return '' + endif + endfunction + + " Short function names to make 'statusline' more readable. + function! SBC() + return s:StatuslineBufferCount() + endfunction + function! SRF() + return s:StatuslineRelativeFilename() + endfunction + function! SFF() + return s:StatuslineFileFormat() + endfunction + function! SFE() + return s:StatuslineFileEncoding() + endfunction + function! SFB() + return s:StatuslineFileBOMB() + endfunction + function! SSG() + return s:StatuslineSyntaxGroup() + endfunction + + set statusline= + " on the left + set statusline+=%02n " buffer number + set statusline+=%{SBC()} " highest buffer number + set statusline+=: + if has('modify_fname') && v:version >= 700 " some functions need 7.0 + set statusline+=%{SRF()} " path to current file + else + set statusline+=%f " path to current file in buffer + endif + set statusline+=\ " space after path + set statusline+=%h " [help] if buffer is help file + set statusline+=%w " [Preview] if buffer is preview buffer + set statusline+=%m " [+] if buffer was modified, + " [-] if 'modifiable' is off + set statusline+=%r " [RO] if buffer is read only + if v:version >= 700 " %#..# needs 7.0 + set statusline+=%#Error# " display warnings + set statusline+=%{SFF()} " - unexpected file format + set statusline+=%{SFE()} " - unexpected file encoding + set statusline+=%{SFB()} " - unexpected file byte order mask + set statusline+=%## " continue with normal colors + endif + + " on the right + set statusline+=%= " right align + set statusline+=0x%-8B\ " current character under cursor as hex + set statusline+=%-12.(%l,%c%V%)\ " line number (%l), + " column number (%c), + " virtual column number if different + " than %c (%V) + set statusline+=%P " position in file in percent +endif + + +" MAPPINGS (except for plugins, see PLUGIN SETTINGS below) + +" noremap is used to make sure the right side is executed as is and can't be +" modified by a plugin or other settings. Except for which isn't +" affected by mappings. + +" Easy way to exit insert mode (jj is too slow). +inoremap jk +" Also for command mode, thanks to http://github.com/mitechie/pyvim +" (2010-10-15). +cnoremap jk +" And fix my typos ... +inoremap JK +inoremap Jk +inoremap jK +cnoremap JK +cnoremap Jk +cnoremap jK + +" Disable arrow keys for all modes except command modes. Thanks to James Vega +" (http://git.jamessan.com/?p=etc/vim.git;a=summary). +map +map +map +map +imap +imap +imap +imap +" Also disable arrow keys in command mode, use / as replacement (see +" below). +cmap +cmap +cmap +cmap + +" Use / as replacement for / in command mode. Thanks to +" abstrakt and grayw in #vim on Freenode (2010-04-12 21:20 CEST). +cnoremap +cnoremap + +" Use :tjump to lookup tags (instead of :tag) which lists all available tags +" if there's more than one match. This is really helpful in larger projects +" where tags may occur multiple times. +nnoremap g + +if has('eval') +" Don't move the cursor to the first column for certain scroll commands (, , ). Thanks to jamessan in #vim on Freenode (2011-08-31 +" 02:27 CEST) for the 'nostartofline' tip. But I can't use 'nostartofline' +" directly because it also enables that feature for other commands which I +" don't want. + + " Set 'nostartofline' for a single movement. + function! s:TemporaryNostartofline(movement) + let l:startofline = &startofline + set nostartofline + execute 'normal! ' . a:movement + let &startofline = l:startofline + endfunction + + " Thanks to fow in #vim on Freenode (2012-02-16 15:38 CET) for the idea to + " use ""; Vim documentation reference: :help <>. + nnoremap + \ :call TemporaryNostartofline("C-F>") + nnoremap + \ :call TemporaryNostartofline("C-B>") + nnoremap + \ :call TemporaryNostartofline("C-D>") + nnoremap + \ :call TemporaryNostartofline("C-U>") +endif + +" Let Y yank to the end of the line, similar to D and C. Use yy if you want to +" yank a line. This fixes a weird inconsistency in Vi(m). +nnoremap Y y$ + +" Write before suspending, thanks to deryni in #vim on Freenode (2011-05-09 +" 20:02 CEST). To suspend without saving either unmap this or use :stop. +" Only the current buffer is written, thus switching to another buffer works +" too. +nnoremap :update:stop + +" 2 gives more verbose information, use it by default. Thanks to NCS_One +" in #vim on Freenode (2011-08-15 00:17 CEST). +nnoremap 2 + +" Use to move down a page and - to move up one like in mutt. Don't use +" nnoremap so the / 'nostartofline' fix (see above) works. +nmap +nmap - + +" Go to next and previous buffer. Thanks to elik in #vim on Freenode +" (2010-05-16 18:38 CEST) for this idea. +nnoremap gb :bnext +nnoremap gB :bprevious +if has('eval') + " But when starting again at the first buffer, print a warning which + " reminds me that I've already seen that buffer. + function! s:NextBuffer() + " Are we currently on the last buffer and moving to the first? + let l:last_buffer = 0 + if bufnr('%') == bufnr('$') && bufnr('$') > 1 + let l:last_buffer = 1 + endif + + " Go to the next buffer. + if !l:last_buffer + bnext + + " Go to the first buffer, silent is necessary or the following message + " won't be displayed because it's overwritten by the status message + " displayed when entering a buffer. + else + silent bnext + + echohl WarningMsg + echo 'Starting again at first buffer.' + echohl None + endif + endfunction + nnoremap gb :call NextBuffer() +endif + +" Fast access to buffers. +nnoremap 1 :1buffer +nnoremap 2 :2buffer +nnoremap 3 :3buffer +nnoremap 4 :4buffer +nnoremap 5 :5buffer +nnoremap 6 :6buffer +nnoremap 7 :7buffer +nnoremap 8 :8buffer +nnoremap 9 :9buffer +nnoremap 0 :10buffer + +" Use real tabs instead of soft tabs. +if has('eval') +" Switch from soft tabs to real tabs. + function! s:UseTabs() + setlocal noexpandtab shiftwidth=8 softtabstop=8 + endfunction + nnoremap t :call UseTabs() +endif +" Enable "verbatim" mode. Used to view files with long lines or without syntax +" coloring. 'list' is not changed, see next mapping. +nnoremap v :setlocal nowrap nospell synmaxcol=0 + \ :2match +" Toggle 'list'. +nnoremap l :set invlist + +" Make last active window the only window. Similar to o. +nnoremap O po + +" Maps to change spell language between English and German and disable spell +" checking. +if exists('+spell') + nnoremap sn :set nospell + nnoremap se :set spell spelllang=en_us + nnoremap sd :set spell spelllang=de_de +" If no spell support is available, these mappings do nothing. +else + nmap sn + nmap se + nmap sd +endif + +if has('eval') +" * and # for selections in visual mode. Thanks to +" http://got-ravings.blogspot.com/2008/07/vim-pr0n-visual-search-mappings.html +" and all nerds involved (godlygeek, strull in #vim on Freenode). + function! s:VSetSearch() + let l:temp = @@ " unnamed register + normal! gvy + " Added \C to force 'noignorecase' while searching the current visual + " selection. I want to search for the exact string in this case. + let @/ = '\C' . '\V' . substitute(escape(@@, '\'), '\n', '\\n', 'g') + let @@ = l:temp + endfunction + vnoremap * :call VSetSearch()// + vnoremap # :call VSetSearch()?? + +" Use 'noignorecase' for * and #. See comment in s:VSetSearch() for details. +" Thanks to the writers of s:VSetSearch(), see above. + function! s:NSetSearch() + let l:cword = expand('') + let l:regex = substitute(escape(l:cword, '\'), '\n', '\\n', 'g') + let @/ = '\C\V'. '\<' . l:regex . '\>' + endfunction + nnoremap * :call NSetSearch()// + nnoremap # :call NSetSearch()?? +endif + +" I often type "W" instead of "w" when trying to save a file. Fix my mistake. +" Thanks to Tony Mechelynck from the Vim +" mailing list for the commands. +if v:version < 700 + cnoreabbrev W w + cnoreabbrev Wa wa + cnoreabbrev Wq wq + cnoreabbrev Wqa wqa +else + cnoreabbrev W + \ ((getcmdtype() == ':' && getcmdpos() <= 2) ? 'w' : 'W') + cnoreabbrev Wa + \ ((getcmdtype() == ':' && getcmdpos() <= 3) ? 'wa' : 'Wa') + cnoreabbrev Wq + \ ((getcmdtype() == ':' && getcmdpos() <= 3) ? 'wq' : 'Wq') + cnoreabbrev Wqa + \ ((getcmdtype() == ':' && getcmdpos() <= 4) ? 'wqa' : 'Wqa') +endif +" Also fix my typo with "Q". +if v:version < 700 + cnoreabbrev Q q + cnoreabbrev Qa qa +else + cnoreabbrev Q + \ ((getcmdtype() == ':' && getcmdpos() <= 2) ? 'q' : 'Q') + cnoreabbrev Qa + \ ((getcmdtype() == ':' && getcmdpos() <= 3) ? 'qa' : 'Qa') +endif + +" In case 'hlsearch' is used disable it with . Thanks to frogonwheels and +" vimgor (bot) in #vim on Freenode (2010-03-30 05:58 CEST). +nnoremap :nohlsearch + +" in insert mode deletes a lot, break undo sequence before deleting the +" line so the change can be undone. Thanks to the vimrc_example.vim file in +" Vim's source. +inoremap u +" Same for (insert previously inserted text and leave insert mode). +inoremap u +" And for (insert previously inserted text). +inoremap u +" And for (delete word before cursor). +inoremap u + +if has('eval') +" New text-objects ii and ai to work on text with the same indentation. Thanks +" to http://vim.wikia.com/index.php?title=Indent_text_object&oldid=27126 +" (visited on 2011-11-19). + onoremap ai :call IndTxtObj(0) + onoremap ii :call IndTxtObj(1) + vnoremap ai :call IndTxtObj(0)gv + vnoremap ii :call IndTxtObj(1)gv + + function! s:IndTxtObj(inner) + let curline = line(".") + let lastline = line("$") + let i = indent(line(".")) - &shiftwidth * (v:count1 - 1) + let i = i < 0 ? 0 : i + if getline(".") !~ "^\\s*$" + let p = line(".") - 1 + let nextblank = getline(p) =~ "^\\s*$" + while p > 0 + \ && ((i == 0 && !nextblank) + \ || (i > 0 && ((indent(p) >= i + \ && !(nextblank && a:inner)) + \ || (nextblank && !a:inner)))) + - + let p = line(".") - 1 + let nextblank = getline(p) =~ "^\\s*$" + endwhile + normal! 0V + call cursor(curline, 0) + let p = line(".") + 1 + let nextblank = getline(p) =~ "^\\s*$" + while p <= lastline + \ && ((i == 0 && !nextblank) + \ || (i > 0 && ((indent(p) >= i + \ && !(nextblank && a:inner)) + \ || (nextblank && !a:inner)))) + + + let p = line(".") + 1 + let nextblank = getline(p) =~ "^\\s*$" + endwhile + normal! $ + endif + endfunction +endif + + +" ABBREVIATIONS + +" Fix some of my spelling mistakes (German). +inoreabbrev relle reelle +inoreabbrev reele reelle +" Fix some of my spelling mistakes (English). +inoreabbrev completly completely + + +" SYNTAX SETTINGS + +" Activate syntax coloring. +if has('syntax') + " But only if it wasn't already active. Prevents breaking the syntax + " coloring when reloading the vimrc. Thanks to johnLate for the idea. + if !exists('g:syntax_on') + syntax enable + endif + +" Don't highlight more than 500 columns as I normally don't have that long +" lines and they slow down syntax coloring. Thanks to Derek Wyatt +" (http://www.derekwyatt.org/vim/the-vimrc-file/). + if exists('+synmaxcol') + set synmaxcol=500 + endif + +" Use (limited) syntax based omni completion if no other omni completion is +" available. Taken from :help ft-syntax-omni. + if has('autocmd') && exists('+omnifunc') + augroup vimrc + autocmd FileType * + \ if &omnifunc == '' | + \ setlocal omnifunc=syntaxcomplete#Complete | + \ endif + augroup END + endif + +" Function to enable all custom highlights. Necessary as highlights are +" window-local and thus must be set for each new window. + function! s:CustomSyntaxHighlights() + " Not the first time called, nothing to do. + if exists('w:vimrc_syntax_run') + return + endif + let w:vimrc_syntax_run = 1 + +" Highlight lines longer than 78 characters. Thanks to Tony Mechelynck +" from the Vim mailing list. It can easily be +" disabled when necessary with :2match (in Vim >= 700). + if !&diff && exists(':2match') + " Use ColorColumn for overlong lines if available and my color + " scheme is used. + if &t_Co == 256 && s:HasSyntaxGroup('ColorColumn') + 2match ColorColumn /\%>78v./ + else + 2match Todo /\%>78v./ + endif + elseif !&diff + match Todo /\%>78v./ + endif + + if exists('*matchadd') +" Highlight some important keywords in all documents. + let l:todos = ['TODO', 'XXX', 'FIXME', 'NOTE', + \ 'CHANGED', 'REMOVED', 'DELETED'] + " Compatibility fix for Vim 6.4 which can't parse for in functions + " (without function it's ignored). + execute ' for l:x in l:todos' + \ '| call matchadd("Todo", l:x)' + \ '| endfor' + +" Highlight Unicode whitespace which is no normal whitespace (0x20). + let l:spaces = ['00a0', '1680', '180e', '2000', '2001', '2002', + \ '2003', '2004', '2005', '2006', '2007', '2008', + \ '2009', '200a', '200b', '200c', '200d', '202f', + \ '205f', '2060', '3000', 'feff'] + " Compatibility fix for Vim 6.4. Escape \ inside the " string or + " it won't work! + execute ' for l:x in l:spaces' + \ '| call matchadd("Error", "\\%u" . l:x)' + \ '| endfor' + +" Special highlight for tabs to reduce their visibility in contrast to other +" SpecialKey characters (e.g. ^L). + if &t_Co == 256 && s:HasSyntaxGroup('specialKeyTab') + call matchadd('specialKeyTab', '\t') + endif + endif + endfunction +" Enable highlights for the current and all new windows. Thanks to bairui in +" #vim on Freenode (2012-04-01 00:22 CEST) for the WinEnter suggestion. + call s:CustomSyntaxHighlights() + if has('autocmd') + augroup vimrc + autocmd WinEnter * call s:CustomSyntaxHighlights() + augroup END + endif + +" Settings for specific filetypes. + + " C + let g:c_no_if0_fold = 1 " fix weird double fold in #if0 in recent versions + " Haskell + let g:hs_highlight_delimiters = 1 + let g:hs_highlight_boolean = 1 + let g:hs_highlight_types = 1 + let g:hs_highlight_more_types = 1 + " Java + let g:java_highlight_java_lang_ids = 1 " color java.lang.* identifiers + " Perl + let g:perl_fold = 1 + let g:perl_fold_blocks = 1 + let g:perl_nofold_packages = 1 + let g:perl_include_pod = 1 " syntax coloring for PODs + " PHP + let g:php_folding = 3 " fold functions + let g:php_short_tags = 0 " no short tags (), not always usable + let g:php_sql_query = 1 " highlight SQL queries in strings + " Python + let g:python_highlight_all = 1 + " Shell + let g:sh_noisk = 1 " don't add . to 'iskeyword' + let g:sh_is_posix = 1 " POSIX shell (e.g. dash) is compatible enough + let g:is_posix = 1 " POSIX shell (e.g. dash) is compatible enough + let g:sh_fold_enabled = 7 " functions (1), heredoc (2) and if/do/for (4) + " Vim + let g:vimsyn_embed = 0 " don't highlight embedded languages + let g:vimsyn_folding = 'af' " folding for autogroups (a) and functions (f) + " XML + let g:xml_syntax_folding = 1 +endif + + +" PLUGIN SETTINGS + +if has('eval') +" Use pathogen which allows one 'runtimepath' entry per plugin. This makes +" installing/removing/updating plugins simple. (Used for plugins with more +" than one file.) Ignore errors in case pathogen is not installed. + if v:version >= 700 + silent! execute 'call pathogen#infect()' + endif + +" Settings for securemodelines. + " Only allow items I need (also includes spl which is not enabled by + " default). + if v:version >= 700 " need lists + let g:secure_modelines_allowed_items = ['ft', 'spl', 'fdm', + \ 'sw', 'sts', 'noet'] + endif + +" Settings for gnupg. + " Don't use temporary files for sensitive data. + let g:GPGUsePipes = 1 + +" Settings for the NERD commenter. + " Don't create any mappings I don't want to use. + let g:NERDCreateDefaultMappings = 0 + " Map toggle comment. + nmap NERDCommenterToggle + +" XPTemplate settings. + " Try to maintain snippet rendering even after editing outside of a + " snippet. + let g:xptemplate_strict = 0 + " Don't complete any braces automatically. + let g:xptemplate_brace_complete = 0 + " Only highlight the current placeholder. + let g:xptemplate_highlight = 'current' + +" CtrlP settings. + " Don't manage the working directory (the default setting is too slow for + " me). + let g:ctrlp_working_path_mode = 0 + + " Path to cache directory. I prefer to keep generated files as local as + " possible. + let g:ctrlp_cache_dir = $HOME . '/.vim/cache/ctrlp' + " Permanent cache, cleared by a crontab entry. Use to update the + " cache manually. + let g:ctrlp_clear_cache_on_exit = 0 + + " Don't switch the window if the selected buffer is already open. I want + " to open another view on this buffer in most cases. + let g:ctrlp_switch_buffer = 0 + +" FSWitch settings. + " Defaults don't work well for my projects. + augroup vimrc + autocmd BufEnter *.cc let b:fswitchdst = 'h' + \ | let b:fswitchlocs = './' + autocmd BufEnter *.h let b:fswitchdst = 'cc,c' + \ | let b:fswitchlocs = './' + augroup END + + " Switch to corresponding header/source file. + nnoremap h :FSHere + +" netrw settings. + " Don't create ~/.vim/.netrwhist history file. + let g:netrw_dirhistmax = 0 +endif + + +" AUTO COMMANDS + +" Use a custom auto group to prevent problems when the vimrc files is sourced +" multiple times. +if has('autocmd') + augroup vimrc + +" Go to last position of opened files. Taken from :help last-position-jump. + autocmd BufReadPost * + \ if line("'\"") > 1 && line("'\"") <= line('$') | + \ execute "normal! g'\"" | + \ endif +" But not for Git commits, go to beginning of the file. + autocmd BufReadPost COMMIT_EDITMSG normal! gg + +" Make sure 'list' and 'number' is disabled in help files. This is necessary +" when switching to a help buffer which is in the background with :buffer as +" these options are local to windows (and not only to buffers). This happens +" because I often want to use only one window and thus the help buffer is in +" the background. + autocmd BufWinEnter *.txt + \ if &filetype == 'help' | + \ setlocal nolist | + \ setlocal nonumber | + \ endif + +" Automatically disable 'paste' mode when leaving insert mode. Thanks to +" Raimondi in #vim on Freenode (2010-08-14 23:01 CEST). Very useful as I only +" want to paste once and then 'paste' gets automatically unset. InsertLeave +" doesn't exist in older Vims. Use "*p to paste X11's selection, no need for +" 'paste' in this case. + if exists('##InsertLeave') + autocmd InsertLeave * set nopaste + endif + +" Write all files when running :mak[e] before 'makeprg' is called. +" QuickFixCmdPre doesn't exist in older Vims. + if exists('##QuickFixCmdPre') + autocmd QuickFixCmdPre * wall + endif + +" Don't ignore case while in insert mode, but ignore case in all other modes. +" This causes / to honor the case and thus only complete matching +" capitalization. But while searching (/) 'ignorecase' is used. +" InsertEnter/InsertLeave doesn't exist in older Vims. + if exists('##InsertEnter') && exists('##InsertLeave') + autocmd InsertEnter * set noignorecase + autocmd InsertLeave * set ignorecase + endif + +" Display a warning when editing a file which contains "do not edit" (ignoring +" the case) and similar messages in the first lines of the file, for example +" template files which were preprocessed or auto-generated files. Especially +" useful when the header is not displayed on the first screen, e.g. when the +" old position is restored. + function! s:SearchForDoNotEditHeader() + " Only search the first 20 lines to prevent false positives, e.g. + " in scripts which write files containing this warning and ignore + " the case (\c). (Can't use search()'s {stopline} as we might not + " start searching from the top.) + let l:search = '\c\(do not \(edit\|modify\)\|autogenerated by\)' + let l:match = search(l:search, 'n') + if l:match == 0 || l:match > 20 + return + endif + + echoerr 'Do not edit this file! (Maybe a template file.)' + endfunction + autocmd BufRead * call s:SearchForDoNotEditHeader() + +" AFTER/FTPLUGIN AUTO COMMANDS + +" Disable spell checking for files which don't need it. + autocmd FileType deb setlocal nospell + autocmd FileType diff setlocal nospell + autocmd FileType tar setlocal nospell +" Fix to allow Vim edit crontab files as crontab doesn't work with +" backupcopy=auto. + autocmd FileType crontab setlocal backupcopy=yes +" Don't use the modeline in git commits as the diff created by `git commit -v` +" may contain one which could change the filetype or other settings of the +" commit buffer. Also make sure we use only 72 characters per line which is +" the recommendation for git commit messages (http://tpope.net/node/106). + autocmd FileType gitcommit let g:secure_modelines_allowed_items = [] | + \ setlocal textwidth=72 +" Fix 'include' setting for shell files to recognize '.' and 'source' +" commands. + autocmd FileType sh let &l:include = '^\s*\(\.\|source\)\s\+' +" Use the same comment string as for Vim files in Vimperator files. + autocmd FileType vimperator setlocal commentstring=\"%s +" Use TeX compiler for (La)TeX files. + autocmd FileType tex compiler tex + +" FTDETECT AUTO COMMANDS + +" Recognize .md as markdown files (Vim default is .mkd). + autocmd BufRead,BufNewFile *.md set filetype=mkd +" Recognize .test as Tcl files. + autocmd BufRead,BufNewFile *.test set filetype=tcl + +" OTHER AUTO COMMANDS + +" Disable spell checking, displaying of list characters and long lines when +" viewing documentation. + autocmd BufReadPost /usr/share/doc/* setlocal nospell nolist | 2match + +" Use diff filetype for mercurial patches in patch queue. + autocmd BufReadPost */.hg/patches/* set filetype=diff + + augroup END +endif + + +" CUSTOM FUNCTIONS AND COMMANDS + +if has('eval') +" Convenient command to see the difference between the current buffer and the +" file it was loaded from, thus the changes you made. Thanks to the +" vimrc_example.vim file in Vim's source. Modified to use the same filetype +" for the diffed file as the filetype for the original file. + if !exists(':DiffOrig') + command DiffOrig + \ let s:diff_orig_filetype = &filetype + \ | vertical new + \ | let &filetype = s:diff_orig_filetype + \ | unlet s:diff_orig_filetype + \ | set buftype=nofile + \ | read ++edit # + \ | 0d_ + \ | diffthis + \ | wincmd p + \ | diffthis + endif +endif