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Improves fixer performance for large buffers

This commit is contained in:
Łukasz Woźniak 2020-09-18 12:11:05 +02:00
parent 08295ce174
commit 6bebdcfa30
1 changed files with 6 additions and 3 deletions
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9
autoload/ale/util.vim
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@ -486,7 +486,7 @@ function! ale#util#Input(message, value) abort
endfunction
function! ale#util#HasBuflineApi() abort
return exists('*deletebufline') && exists('*setbufline')
return exists('*deletebufline') && exists('*appendbufline') && exists('*getpos') && exists('*setpos')
endfunction
" Sets buffer contents to lines
@ -507,8 +507,11 @@ function! ale#util#SetBufferContents(buffer, lines) abort
" Use a Vim API for setting lines in other buffers, if available.
if l:has_bufline_api
call setbufline(a:buffer, 1, l:new_lines)
call deletebufline(a:buffer, l:first_line_to_remove, '$')
let l:save_cursor = getpos('.')
call deletebufline(a:buffer, 1, '$')
call appendbufline(a:buffer, 1, l:new_lines)
call deletebufline(a:buffer, 1, 1)
call setpos('.', l:save_cursor)
" Fall back on setting lines the old way, for the current buffer.
else
let l:old_line_length = line('$')