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ultimate-vim/sources_non_forked/ack.vim/autoload/ack.vim
2015-07-13 11:22:46 +01:00

227 lines
6.6 KiB
VimL

if exists('g:ack_use_dispatch')
if g:ack_use_dispatch && !exists(':Dispatch')
call s:Warn('Dispatch not loaded! Falling back to g:ack_use_dispatch = 0.')
let g:ack_use_dispatch = 0
endif
else
let g:ack_use_dispatch = 0
end
"-----------------------------------------------------------------------------
" Public API
"-----------------------------------------------------------------------------
function! ack#Ack(cmd, args) "{{{
call s:Init(a:cmd)
redraw
" Local values that we'll temporarily set as options when searching
let l:grepprg = g:ackprg
let l:grepformat = '%f:%l:%c:%m,%f:%l:%m' " Include column number
" Strip some options that are meaningless for path search and set match
" format accordingly.
if s:SearchingFilepaths()
let l:grepprg = substitute(l:grepprg, '-H\|--column', '', 'g')
let l:grepformat = '%f'
endif
" If no pattern is provided, search for the word under the cursor
let l:grepargs = empty(a:args) ? expand("<cword>") : a:args . join(a:000, ' ')
" NOTE: we escape special chars, but not everything using shellescape to
" allow for passing arguments etc
let l:escaped_args = escape(l:grepargs, '|#%')
echo "Searching ..."
if g:ack_use_dispatch
call s:SearchWithDispatch(l:grepprg, l:escaped_args, l:grepformat)
else
call s:SearchWithGrep(a:cmd, l:grepprg, l:escaped_args, l:grepformat)
endif
" Dispatch has no callback mechanism currently, we just have to display the
" list window early and wait for it to populate :-/
call ack#ShowResults()
call s:Highlight(l:grepargs)
endfunction "}}}
function! ack#AckFromSearch(cmd, args) "{{{
let search = getreg('/')
" translate vim regular expression to perl regular expression.
let search = substitute(search, '\(\\<\|\\>\)', '\\b', 'g')
call ack#Ack(a:cmd, '"' . search . '" ' . a:args)
endfunction "}}}
function! ack#AckHelp(cmd, args) "{{{
let args = a:args . ' ' . s:GetDocLocations()
call ack#Ack(a:cmd, args)
endfunction "}}}
function! ack#AckWindow(cmd, args) "{{{
let files = tabpagebuflist()
" remove duplicated filenames (files appearing in more than one window)
let files = filter(copy(sort(files)), 'index(files,v:val,v:key+1)==-1')
call map(files, "bufname(v:val)")
" remove unnamed buffers as quickfix (empty strings before shellescape)
call filter(files, 'v:val != ""')
" expand to full path (avoid problems with cd/lcd in au QuickFixCmdPre)
let files = map(files, "shellescape(fnamemodify(v:val, ':p'))")
let args = a:args . ' ' . join(files)
call ack#Ack(a:cmd, args)
endfunction "}}}
function! ack#ShowResults() "{{{
let l:handler = s:UsingLocList() ? g:ack_lhandler : g:ack_qhandler
execute l:handler
call s:ApplyMappings()
redraw!
endfunction "}}}
"-----------------------------------------------------------------------------
" Private API
"-----------------------------------------------------------------------------
function! s:ApplyMappings() "{{{
if !s:UsingListMappings() || &filetype != 'qf'
return
endif
let l:wintype = s:UsingLocList() ? 'l' : 'c'
let l:closemap = ':' . l:wintype . 'close<CR>'
let g:ack_mappings.q = l:closemap
nnoremap <buffer> <silent> ? :call <SID>QuickHelp()<CR>
if g:ack_autoclose
" We just map the 'go' and 'gv' mappings to close on autoclose, wtf?
for key_map in items(g:ack_mappings)
execute printf("nnoremap <buffer> <silent> %s %s", get(key_map, 0), get(key_map, 1) . l:closemap)
endfor
execute "nnoremap <buffer> <silent> <CR> <CR>" . l:closemap
else
for key_map in items(g:ack_mappings)
execute printf("nnoremap <buffer> <silent> %s %s", get(key_map, 0), get(key_map, 1))
endfor
endif
if exists("g:ackpreview") " if auto preview in on, remap j and k keys
nnoremap <buffer> <silent> j j<CR><C-W><C-W>
nnoremap <buffer> <silent> k k<CR><C-W><C-W>
nmap <buffer> <silent> <Down> j
nmap <buffer> <silent> <Up> k
endif
endfunction "}}}
function! s:GetDocLocations() "{{{
let dp = ''
for p in split(&rtp, ',')
let p = p . '/doc/'
if isdirectory(p)
let dp = p . '*.txt ' . dp
endif
endfor
return dp
endfunction "}}}
function! s:Highlight(args) "{{{
if !g:ackhighlight
return
endif
let @/ = matchstr(a:args, "\\v(-)\@<!(\<)\@<=\\w+|['\"]\\zs.{-}\\ze['\"]")
call feedkeys(":let &hlsearch=1 \| echo \<CR>", "n")
endfunction "}}}
" Initialize state for an :Ack* or :LAck* search
function! s:Init(cmd) "{{{
let s:searching_filepaths = (a:cmd =~# '-g$') ? 1 : 0
let s:using_loclist = (a:cmd =~# '^l') ? 1 : 0
if g:ack_use_dispatch && s:using_loclist
call s:Warn('Dispatch does not support location lists! Proceeding with quickfix...')
let s:using_loclist = 0
endif
endfunction "}}}
function! s:QuickHelp() "{{{
execute 'edit' globpath(&rtp, 'doc/ack_quick_help.txt')
silent normal gg
setlocal buftype=nofile bufhidden=hide nobuflisted
setlocal nomodifiable noswapfile
setlocal filetype=help
setlocal nonumber norelativenumber nowrap
setlocal foldmethod=diff foldlevel=20
nnoremap <buffer> <silent> ? :q!<CR>:call ack#ShowResults()<CR>
endfunction "}}}
function! s:SearchWithDispatch(grepprg, grepargs, grepformat) "{{{
let l:makeprg_bak = &l:makeprg
let l:errorformat_bak = &l:errorformat
" We don't execute a :grep command for Dispatch, so add -g here instead
if s:SearchingFilepaths()
let l:grepprg = a:grepprg . ' -g'
else
let l:grepprg = a:grepprg
endif
try
let &l:makeprg = l:grepprg . ' ' . a:grepargs
let &l:errorformat = a:grepformat
Make
finally
let &l:makeprg = l:makeprg_bak
let &l:errorformat = l:errorformat_bak
endtry
endfunction "}}}
function! s:SearchWithGrep(grepcmd, grepprg, grepargs, grepformat) "{{{
let l:grepprg_bak = &l:grepprg
let l:grepformat_bak = &grepformat
try
let &l:grepprg = a:grepprg
let &grepformat = a:grepformat
silent execute a:grepcmd a:grepargs
finally
let &l:grepprg = l:grepprg_bak
let &grepformat = l:grepformat_bak
endtry
endfunction "}}}
" Are we finding matching files, not lines? (the -g option -- :AckFile)
function! s:SearchingFilepaths() "{{{
return get(s:, 'searching_filepaths', 0)
endfunction "}}}
" Predicate for whether mappings are enabled for list type of current search.
function! s:UsingListMappings() "{{{
if s:UsingLocList()
return g:ack_apply_lmappings
else
return g:ack_apply_qmappings
endif
endfunction "}}}
" Were we invoked with a :LAck command?
function! s:UsingLocList() "{{{
return get(s:, 'using_loclist', 0)
endfunction "}}}
function! s:Warn(msg) "{{{
echohl WarningMsg | echomsg 'Ack: ' . a:msg | echohl None
endf "}}}
" vim:set et sw=2 ts=2 tw=78 fdm=marker