dotfiles/vim/bundle/ag/autoload/ag.vim
2015-02-23 23:34:00 -05:00

148 lines
4.5 KiB
VimL

" NOTE: You must, of course, install ag / the_silver_searcher
" Location of the ag utility
if !exists("g:agprg")
let g:agprg="ag --column"
endif
if !exists("g:ag_apply_qmappings")
let g:ag_apply_qmappings=1
endif
if !exists("g:ag_apply_lmappings")
let g:ag_apply_lmappings=1
endif
if !exists("g:ag_qhandler")
let g:ag_qhandler="botright copen"
endif
if !exists("g:ag_lhandler")
let g:ag_lhandler="botright lopen"
endif
if !exists("g:ag_mapping_message")
let g:ag_mapping_message=1
endif
function! ag#Ag(cmd, args)
let l:ag_executable = get(split(g:agprg, " "), 0)
" Ensure that `ag` is installed
if !executable(l:ag_executable)
echoe "Ag command '" . l:ag_executable . "' was not found. Is the silver searcher installed and on your $PATH?"
return
endif
" If no pattern is provided, search for the word under the cursor
if empty(a:args)
let l:grepargs = expand("<cword>")
else
let l:grepargs = a:args . join(a:000, ' ')
end
" Format, used to manage column jump
if a:cmd =~# '-g$'
let s:agformat_backup=g:agformat
let g:agformat="%f"
elseif exists("s:agformat_backup")
let g:agformat=s:agformat_backup
elseif !exists("g:agformat")
let g:agformat="%f:%l:%c:%m"
endif
let l:grepprg_bak=&grepprg
let l:grepformat_bak=&grepformat
let l:t_ti_bak=&t_ti
let l:t_te_bak=&t_te
try
let &grepprg=g:agprg
let &grepformat=g:agformat
set t_ti=
set t_te=
silent execute a:cmd . " " . escape(l:grepargs, '|')
finally
let &grepprg=l:grepprg_bak
let &grepformat=l:grepformat_bak
let &t_ti=l:t_ti_bak
let &t_te=l:t_te_bak
endtry
if a:cmd =~# '^l'
let l:match_count = len(getloclist(winnr()))
else
let l:match_count = len(getqflist())
endif
if a:cmd =~# '^l' && l:match_count
exe g:ag_lhandler
let l:apply_mappings = g:ag_apply_lmappings
let l:matches_window_prefix = 'l' " we're using the location list
elseif l:match_count
exe g:ag_qhandler
let l:apply_mappings = g:ag_apply_qmappings
let l:matches_window_prefix = 'c' " we're using the quickfix window
endif
" If highlighting is on, highlight the search keyword.
if exists("g:aghighlight")
let @/=a:args
set hlsearch
end
redraw!
if l:match_count
if l:apply_mappings
nnoremap <silent> <buffer> h <C-W><CR><C-w>K
nnoremap <silent> <buffer> H <C-W><CR><C-w>K<C-w>b
nnoremap <silent> <buffer> o <CR>
nnoremap <silent> <buffer> t <C-w><CR><C-w>T
nnoremap <silent> <buffer> T <C-w><CR><C-w>TgT<C-W><C-W>
nnoremap <silent> <buffer> v <C-w><CR><C-w>H<C-W>b<C-W>J<C-W>t
exe 'nnoremap <silent> <buffer> e <CR><C-w><C-w>:' . l:matches_window_prefix .'close<CR>'
exe 'nnoremap <silent> <buffer> go <CR>:' . l:matches_window_prefix . 'open<CR>'
exe 'nnoremap <silent> <buffer> q :' . l:matches_window_prefix . 'close<CR>'
exe 'nnoremap <silent> <buffer> gv :let b:height=winheight(0)<CR><C-w><CR><C-w>H:' . l:matches_window_prefix . 'open<CR><C-w>J:exe printf(":normal %d\<lt>c-w>_", b:height)<CR>'
" Interpretation:
" :let b:height=winheight(0)<CR> Get the height of the quickfix/location list window
" <CR><C-w> Open the current item in a new split
" <C-w>H Slam the newly opened window against the left edge
" :copen<CR> -or- :lopen<CR> Open either the quickfix window or the location list (whichever we were using)
" <C-w>J Slam the quickfix/location list window against the bottom edge
" :exe printf(":normal %d\<lt>c-w>_", b:height)<CR> Restore the quickfix/location list window's height from before we opened the match
if g:ag_mapping_message && l:apply_mappings
echom "ag.vim keys: q=quit <cr>/e/t/h/v=enter/edit/tab/split/vsplit go/T/H/gv=preview versions of same"
endif
endif
else
echom 'No matches for "'.a:args.'"'
endif
endfunction
function! ag#AgFromSearch(cmd, args)
let search = getreg('/')
" translate vim regular expression to perl regular expression.
let search = substitute(search,'\(\\<\|\\>\)','\\b','g')
call ag#Ag(a:cmd, '"' . search .'" '. a:args)
endfunction
function! ag#GetDocLocations()
let dp = ''
for p in split(&runtimepath,',')
let p = p.'/doc/'
if isdirectory(p)
let dp = p.'*.txt '.dp
endif
endfor
return dp
endfunction
function! ag#AgHelp(cmd,args)
let args = a:args.' '.ag#GetDocLocations()
call ag#Ag(a:cmd,args)
endfunction