ale/autoload/ale/pattern_options.vim

48 lines
1.3 KiB
VimL

" Author: w0rp <devw0rp@gmail.com>
" Description: Set options in files based on regex patterns.
" These variables are used to cache the sorting of patterns below.
let s:last_pattern_options = {}
let s:sorted_items = []
function! s:CmpPatterns(left_item, right_item) abort
if a:left_item[0] < a:right_item[0]
return -1
endif
if a:left_item[0] > a:right_item[0]
return 1
endif
return 0
endfunction
function! ale#pattern_options#SetOptions(buffer) abort
let l:pattern_options = get(g:, 'ale_pattern_options', {})
if empty(l:pattern_options)
" Stop if no options are set.
return
endif
" The items will only be sorted whenever the patterns change.
if l:pattern_options != s:last_pattern_options
let s:last_pattern_options = deepcopy(l:pattern_options)
" The patterns are sorted, so they are applied consistently.
let s:sorted_items = sort(
\ items(l:pattern_options),
\ function('s:CmpPatterns')
\)
endif
let l:filename = expand('#' . a:buffer . ':p')
for [l:pattern, l:options] in s:sorted_items
if match(l:filename, l:pattern) >= 0
for [l:key, l:value] in items(l:options)
call setbufvar(a:buffer, l:key, l:value)
endfor
endif
endfor
endfunction