vim-airline/autoload/airline/util.vim
Christian Brabandt b84e13f1d7
Blacklist startify for [noperm]
Startify unfortunately does not set the buftype option, so the
`[noperm]` would be shown, since the buffer is not really a file.
(see mhinz/vim-startify#324)

So allow to blacklist startify from this setting. To do so, the logic
from the tabline extension was refactored out into a separate function
that returns true, if the buffer matches
`g:airline#extensions#tabline#ignore_bufadd_pat` and that function is
then reused for the readonly() function as well.
2018-05-11 22:32:20 +02:00

106 lines
2.8 KiB
VimL

" MIT License. Copyright (c) 2013-2018 Bailey Ling et al.
" vim: et ts=2 sts=2 sw=2
" TODO: Try to cache winwidth(0) function
" e.g. store winwidth per window and access that, only update it, if the size
" actually changed.
scriptencoding utf-8
call airline#init#bootstrap()
let s:spc = g:airline_symbols.space
function! airline#util#shorten(text, winwidth, minwidth, ...)
if winwidth(0) < a:winwidth && len(split(a:text, '\zs')) > a:minwidth
if get(a:000, 0, 0)
" shorten from tail
return '…'.matchstr(a:text, '.\{'.a:minwidth.'}$')
else
" shorten from beginning of string
return matchstr(a:text, '^.\{'.a:minwidth.'}').'…'
endif
else
return a:text
endif
endfunction
function! airline#util#wrap(text, minwidth)
if a:minwidth > 0 && winwidth(0) < a:minwidth
return ''
endif
return a:text
endfunction
function! airline#util#append(text, minwidth)
if a:minwidth > 0 && winwidth(0) < a:minwidth
return ''
endif
let prefix = s:spc == "\ua0" ? s:spc : s:spc.s:spc
return empty(a:text) ? '' : prefix.g:airline_left_alt_sep.s:spc.a:text
endfunction
function! airline#util#warning(msg)
echohl WarningMsg
echomsg "airline: ".a:msg
echohl Normal
endfunction
function! airline#util#prepend(text, minwidth)
if a:minwidth > 0 && winwidth(0) < a:minwidth
return ''
endif
return empty(a:text) ? '' : a:text.s:spc.g:airline_right_alt_sep.s:spc
endfunction
if v:version >= 704
function! airline#util#getwinvar(winnr, key, def)
return getwinvar(a:winnr, a:key, a:def)
endfunction
else
function! airline#util#getwinvar(winnr, key, def)
let winvals = getwinvar(a:winnr, '')
return get(winvals, a:key, a:def)
endfunction
endif
if v:version >= 704
function! airline#util#exec_funcrefs(list, ...)
for Fn in a:list
let code = call(Fn, a:000)
if code != 0
return code
endif
endfor
return 0
endfunction
else
function! airline#util#exec_funcrefs(list, ...)
" for 7.2; we cannot iterate the list, hence why we use range()
" for 7.3-[97, 328]; we cannot reuse the variable, hence the {}
for i in range(0, len(a:list) - 1)
let Fn{i} = a:list[i]
let code = call(Fn{i}, a:000)
if code != 0
return code
endif
endfor
return 0
endfunction
endif
" Compatibility wrapper for strchars, in case this vim version does not
" have it natively
function! airline#util#strchars(str)
if exists('*strchars')
return strchars(a:str)
else
return strlen(substitute(a:str, '.', 'a', 'g'))
endif
endfunction
function! airline#util#ignore_buf(name)
let pat = '\c\v'. get(g:, 'airline#ignore_bufadd_pat', '').
\ get(g:, 'airline#extensions#tabline#ignore_bufadd_pat',
\ 'gundo|undotree|vimfiler|tagbar|nerd_tree|startify')
return match(a:name, pat) > -1
endfunction