diff options
Diffstat (limited to 'dotfiles/.vim/autoload/neomake/compat.vim')
| -rw-r--r-- | dotfiles/.vim/autoload/neomake/compat.vim | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/dotfiles/.vim/autoload/neomake/compat.vim b/dotfiles/.vim/autoload/neomake/compat.vim new file mode 100644 index 0000000..d558bf7 --- /dev/null +++ b/dotfiles/.vim/autoload/neomake/compat.vim @@ -0,0 +1,322 @@ +" Compatibility wrappers for different (Neo)Vim versions and platforms. + +if neomake#utils#IsRunningWindows() + let g:neomake#compat#dev_null = 'NUL' +else + let g:neomake#compat#dev_null = '/dev/null' +endif + +if v:version >= 704 + function! neomake#compat#getbufvar(buf, key, def) abort + return getbufvar(a:buf, a:key, a:def) + endfunction + function! neomake#compat#getwinvar(win, key, def) abort + return getwinvar(a:win, a:key, a:def) + endfunction +else + function! neomake#compat#getbufvar(buf, key, def) abort + return get(getbufvar(a:buf, ''), a:key, a:def) + endfunction + function! neomake#compat#getwinvar(win, key, def) abort + return get(getwinvar(a:win, ''), a:key, a:def) + endfunction +endif + +unlockvar neomake#compat#json_true +unlockvar neomake#compat#json_false +unlockvar neomake#compat#json_null +unlockvar neomake#compat#json_none + +if exists('v:none') + let neomake#compat#json_none = v:none +else + let neomake#compat#json_none = [] +endif + +if exists('*json_decode') + let neomake#compat#json_true = v:true + let neomake#compat#json_false = v:false + let neomake#compat#json_null = v:null + + if has('nvim') + function! neomake#compat#json_decode(json) abort + if a:json is# '' + " Prevent Neovim from throwing E474: Attempt to decode a blank string. + return g:neomake#compat#json_none + endif + return json_decode(a:json) + endfunction + else + function! neomake#compat#json_decode(json) abort + return json_decode(a:json) + endfunction + endif +else + let neomake#compat#json_true = 1 + let neomake#compat#json_false = 0 + function! s:json_null() abort + endfunction + let neomake#compat#json_null = [function('s:json_null')] + + " Via Syntastic (https://github.com/vim-syntastic/syntastic/blob/6fb14d624b6081459360fdbba743f82cf84c8f92/autoload/syntastic/preprocess.vim#L576-L607), + " based on https://github.com/MarcWeber/vim-addon-json-encoding/blob/master/autoload/json_encoding.vim. + " @vimlint(EVL102, 1, l:true) + " @vimlint(EVL102, 1, l:false) + " @vimlint(EVL102, 1, l:null) + function! neomake#compat#json_decode(json) abort " {{{2 + if a:json ==# '' + return g:neomake#compat#json_none + endif + + " The following is inspired by https://github.com/MarcWeber/vim-addon-manager and + " http://stackoverflow.com/questions/17751186/iterating-over-a-string-in-vimscript-or-parse-a-json-file/19105763#19105763 + " A hat tip to Marc Weber for this trick + " Replace newlines, which eval() does not like. + let json = substitute(a:json, "\n", '', 'g') + if substitute(json, '\v\"%(\\.|[^"\\])*\"|true|false|null|[+-]?\d+%(\.\d+%([Ee][+-]?\d+)?)?', '', 'g') !~# "[^,:{}[\\] \t]" + " JSON artifacts + let true = g:neomake#compat#json_true + let false = g:neomake#compat#json_false + let null = g:neomake#compat#json_null + + try + let object = eval(json) + catch + throw 'Neomake: Failed to parse JSON input: '.v:exception + endtry + else + throw 'Neomake: Failed to parse JSON input: invalid input' + endif + + return object + endfunction " }}}2 + " @vimlint(EVL102, 0, l:true) + " @vimlint(EVL102, 0, l:false) + " @vimlint(EVL102, 0, l:null) +endif + +lockvar neomake#compat#json_true +lockvar neomake#compat#json_false +lockvar neomake#compat#json_null + +if exists('*uniq') + function! neomake#compat#uniq(l) abort + return uniq(a:l) + endfunction +else + function! neomake#compat#uniq(l) abort + let n = len(a:l) + if n < 2 + return a:l + endif + let prev = a:l[0] + let idx = 1 + while idx < n + if a:l[idx] ==# prev && type(a:l[idx]) == type(prev) + call remove(a:l, idx) + let n -= 1 + else + let prev = a:l[idx] + let idx += 1 + endif + endwhile + return a:l + endfunction +endif + +if exists('*reltimefloat') + function! neomake#compat#reltimefloat() abort + return reltimefloat(reltime()) + endfunction +else + function! neomake#compat#reltimefloat() abort + let t = split(reltimestr(reltime()), '\V.') + return str2float(t[0] . '.' . t[1]) + endfunction +endif + +" Wrapper around systemlist() that supports a list for a:cmd. +" It returns an empty string on error. +" NOTE: Neovim before 0.2.0 would throw an error (which is caught), but it +" does not set v:shell_error! +function! neomake#compat#systemlist(cmd) abort + if empty(a:cmd) + return [] + endif + if has('nvim') && exists('*systemlist') + " @vimlint(EVL108, 1) + if !has('nvim-0.2.0') + try + return systemlist(a:cmd) + catch /^Vim\%((\a\+)\)\=:E902/ + return '' + endtry + endif + " @vimlint(EVL108, 0) + return systemlist(a:cmd) + endif + + if type(a:cmd) == type([]) + let cmd = join(map(a:cmd, 'neomake#utils#shellescape(v:val)')) + else + let cmd = a:cmd + endif + if exists('*systemlist') + return systemlist(cmd) + endif + return split(system(cmd), '\n') +endfunction + +function! neomake#compat#globpath_list(path, pattern, suf) abort + if v:version >= 705 || (v:version == 704 && has('patch279')) + return globpath(a:path, a:pattern, a:suf, 1) + endif + return split(globpath(a:path, a:pattern, a:suf), '\n') +endfunction + +function! neomake#compat#glob_list(pattern) abort + if v:version <= 703 + return split(glob(a:pattern, 1), '\n') + endif + return glob(a:pattern, 1, 1) +endfunction + +if neomake#utils#IsRunningWindows() + " Windows needs a shell to handle PATH/%PATHEXT% etc. + function! neomake#compat#get_argv(exe, args, args_is_list) abort + let prefix = &shell.' '.&shellcmdflag.' ' + if a:args_is_list + if a:exe ==# &shell && get(a:args, 0) ==# &shellcmdflag + " Remove already existing &shell/&shellcmdflag from e.g. NeomakeSh. + let argv = join(a:args[1:]) + else + let argv = join(map(copy([a:exe] + a:args), 'neomake#utils#shellescape(v:val)')) + endif + else + let argv = a:exe . (empty(a:args) ? '' : ' '.a:args) + if argv[0:len(prefix)-1] ==# prefix + return argv + endif + endif + return prefix.argv + endfunction +elseif has('nvim') + function! neomake#compat#get_argv(exe, args, args_is_list) abort + if a:args_is_list + return [a:exe] + a:args + endif + return a:exe . (empty(a:args) ? '' : ' '.a:args) + endfunction +elseif neomake#has_async_support() " Vim-async. + function! neomake#compat#get_argv(exe, args, args_is_list) abort + if a:args_is_list + return [a:exe] + a:args + endif + " Use a shell to handle argv properly (Vim splits at spaces). + let argv = a:exe . (empty(a:args) ? '' : ' '.a:args) + return [&shell, &shellcmdflag, argv] + endfunction +else + " Vim (synchronously), via system(). + function! neomake#compat#get_argv(exe, args, args_is_list) abort + if a:args_is_list + return join(map(copy([a:exe] + a:args), 'neomake#utils#shellescape(v:val)')) + endif + return a:exe . (empty(a:args) ? '' : ' '.a:args) + endfunction +endif + +if v:version >= 704 || (v:version == 703 && has('patch831')) + function! neomake#compat#gettabwinvar(t, w, v, d) abort + return gettabwinvar(a:t, a:w, a:v, a:d) + endfunction +else + " Wrapper around gettabwinvar that has no default (older Vims). + function! neomake#compat#gettabwinvar(t, w, v, d) abort + let r = gettabwinvar(a:t, a:w, a:v) + if r is# '' + unlet r + let r = a:d + endif + return r + endfunction +endif + +" Not really necessary for now, but allows to overwriting and extending. +if exists('*nvim_get_mode') + function! neomake#compat#get_mode() abort + let mode = nvim_get_mode() + return mode.mode + endfunction +else + function! neomake#compat#get_mode() abort + return mode(1) + endfunction +endif + +function! neomake#compat#in_completion() abort + if pumvisible() + return 1 + endif + if has('patch-8.0.0283') + let mode = mode(1) + if mode[1] ==# 'c' || mode[1] ==# 'x' + return 1 + endif + endif + return 0 +endfunction + +let s:prev_windows = [] +if exists('*win_getid') + function! neomake#compat#save_prev_windows() abort + call add(s:prev_windows, [win_getid(winnr('#')), win_getid(winnr())]) + endfunction + + function! neomake#compat#restore_prev_windows() abort + " Go back, maintaining the '#' window (CTRL-W_p). + let [aw_id, pw_id] = remove(s:prev_windows, 0) + let pw = win_id2win(pw_id) + if !pw + call neomake#log#debug(printf( + \ 'Cannot restore previous windows (previous window with ID %d not found).', + \ pw_id)) + elseif winnr() != pw + let aw = win_id2win(aw_id) + if aw + exec aw . 'wincmd w' + endif + exec pw . 'wincmd w' + endif + endfunction +else + function! neomake#compat#save_prev_windows() abort + call add(s:prev_windows, [winnr('#'), winnr()]) + endfunction + + function! neomake#compat#restore_prev_windows() abort + " Go back, maintaining the '#' window (CTRL-W_p). + let [aw, pw] = remove(s:prev_windows, 0) + if pw > winnr('$') + call neomake#log#debug(printf( + \ 'Cannot restore previous windows (%d > %d).', + \ pw, winnr('$'))) + elseif winnr() != pw + if aw + exec aw . 'wincmd w' + endif + exec pw . 'wincmd w' + endif + endfunction +endif + +if v:version >= 704 || (v:version == 703 && has('patch442')) + function! neomake#compat#doautocmd(event) abort + exec 'doautocmd <nomodeline> ' . a:event + endfunction +else + function! neomake#compat#doautocmd(event) abort + exec 'doautocmd ' . a:event + endfunction +endif +" vim: ts=4 sw=4 et |