" Vim main configuration file.
-" Copyright (C) 2011-2012 Simon Ruderich
+" Copyright (C) 2008-2012 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
" Don't store swap files in the same directory as the edited file.
set directory-=.
-" But store them in ~/.tmp if available.
+" But store them in ~/.tmp or ~/tmp (already set by default) if available.
set directory^=~/.tmp
" Disable modelines as they may cause security problems. Instead use
endif
+" HELPER FUNCTIONS
+
+" 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.
+if has('eval')
+ 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
+endif
+
+
" EDIT SETTINGS
" Enable automatic file detection, plugin and indention support.
" Activate syntax folding.
if has('folding')
set foldmethod=syntax
- set foldcolumn=2
+ " Only use fold column if we have enough space (for example in a (virtual)
+ " terminals).
+ 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
endif
-" Only check for case if the searched word contains a capital character.
+" 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 as spell checking is distracting in this case.
+ " But not when diffing because spell checking is distracting in this case.
if !&diff
set spell
endif
endif
" Allow buffers with changes to be hidden. Very important for effective
-" editing with multiple buffers.
+" editing with multiple buffers. Prevents the "E37: No write since last change
+" (add ! to override)" warning.
set hidden
" colors for a dark terminal.
set background=dark
+" Use my color scheme if 256 colors are available.
+if &t_Co == 256
+ colorscheme simon
+endif
+
" Display line numbers.
set number
-" But use as little space as necessary for the numbers column. Thanks to James
+" 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
set cursorline
endif
-" Display tabs, trailing space, non breakable spaces and long lines (when
-" wrapping is disabled).
+" Highlight all matches on the screen when searching. Use <C-L> (see below) to
+" remove the highlighting until the next search.
+set hlsearch
+
+" Display some special characters.
set list
-set listchars=trail:-,extends:>
+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
cnoremap <C-P> <Up>
cnoremap <C-N> <Down>
+if has('eval')
+" Don't move the cursor to the first column for certain scroll commands (<C-F,
+" <C-B>, <C-D>, <C-U>). 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 "<Bslash><Lt>"; Vim documentation reference: :help <>.
+ nnoremap <silent> <C-F>
+ \ :call <SID>TemporaryNostartofline("<Bslash><Lt>C-F>")<CR>
+ nnoremap <silent> <C-B>
+ \ :call <SID>TemporaryNostartofline("<Bslash><Lt>C-B>")<CR>
+ nnoremap <silent> <C-D>
+ \ :call <SID>TemporaryNostartofline("<Bslash><Lt>C-D>")<CR>
+ nnoremap <silent> <C-U>
+ \ :call <SID>TemporaryNostartofline("<Bslash><Lt>C-U>")<CR>
+endif
+
" 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<CR>.
+" Only the current buffer is written.
nnoremap <silent> <C-Z> :update<CR>:stop<CR>
" 2<C-G> gives more verbose information, use it by default. Thanks to NCS_One
" in #vim on Freenode (2011-08-15 00:17 CEST).
nnoremap <C-G> 2<C-G>
-" Use <Space> to move down a page and - to move up one like in mutt.
-nnoremap <Space> <C-F>
-nnoremap - <C-B>
+" Use <Space> to move down a page and - to move up one like in mutt. Don't use
+" nnoremap so the <C-F>/<C-B> 'nostartofline' fix (see above) works.
+nmap <Space> <C-F>
+nmap - <C-B>
" Go to next and previous buffer. Thanks to elik in #vim on Freenode
" (2010-05-16 18:38 CEST) for this idea.
nnoremap <silent> gb :bnext<CR>
-nnoremap <silent> gB :bprev<CR>
+nnoremap <silent> gB :bprevious<CR>
" Fast access to buffers.
nnoremap <silent> <Leader>1 :1buffer<CR>
function! s:VSetSearch()
let l:temp = @@
normal! gvy
- let @/ = '\V' . substitute(escape(@@, '\'), '\n', '\\n', 'g')
+ " 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 * :<C-U>call <SID>VSetSearch()<CR>//<CR>
" ABBREVIATIONS
" Fix some of my spelling mistakes.
-iabbrev relle reelle
-iabbrev reele reelle
+inoreabbrev relle reelle
+inoreabbrev reele reelle
" SYNTAX SETTINGS
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
" <antoine.mechelynck@gmail.com> from the Vim mailing list. It can easily be
" disabled when necessary with :2match (in Vim >= 700).
- if exists(':2match')
- 2match Todo /\%>78v./
- else
- match Todo /\%>78v./
- endif
+ if !&diff && exists(':2match')
+ " Use ColorColumn for overlong lines if available and my color
+ " scheme is used.
+ if &t_Co == 256 && <SID>HasSyntaxGroup('ColorColumn')
+ 2match ColorColumn /\%>78v./
+ else
+ 2match Todo /\%>78v./
+ endif
+ elseif !&diff
+ match Todo /\%>78v./
+ endif
- if exists('*matchadd')
+ if exists('*matchadd')
" Highlight some important keywords in all documents.
- for s:x in ['TODO', 'XXX', 'FIXME', 'CHANGED', 'REMOVED', 'DELETED']
- call matchadd('Todo', s:x)
- endfor
-
-" Highlight unicode whitespace which is no normal whitespace (0x20).
- for s:x in ['00a0', '1680', '180e', '2000', '2001', '2002', '2003',
- \ '2004', '2005', '2006', '2007', '2008', '2009', '200a',
- \ '200b', '200c', '200d', '202f', '205f', '2060', '3000',
- \ 'feff']
- call matchadd('Error', '\%u' . s:x)
- endfor
+ let l:todos = ['TODO', 'XXX', 'FIXME',
+ \ 'CHANGED', 'REMOVED', 'DELETED']
+ " Compatibility fix for Vim 6.4 which can't handle for in function
+ " (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'
+
+" Reduce visibility of tabs in contrast to normal SpecialKeys.
+ if &t_Co == 256 && <SID>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 <SID>CustomSyntaxHighlights()
+ if has('autocmd')
+ augroup vimrc
+ autocmd WinEnter * call <SID>CustomSyntaxHighlights()
+ augroup END
endif
" Settings for specific filetypes.
let g:perl_include_pod = 1 " syntax coloring for PODs
" 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: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)
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.)
+" than one file.) Ignore errors in case pathogen is not installed.
if v:version >= 700
- execute 'call pathogen#runtime_append_all_bundles()'
+ silent! execute 'call pathogen#runtime_append_all_bundles()'
endif
" Settings for the NERD commenter.
autocmd QuickFixCmdPre * write
endif
+" Don't ignore case while in insert mode, but ignore case in all other modes.
+" This causes <C-N>/<C-P> 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
+
" AFTER/FTPLUGIN AUTO COMMANDS
" Disable spell checking for files which don't need it.