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Fix #572: Better parsing of sectioning titles

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This commit is contained in:
Karl Yngve Lervåg 2016-10-01 19:41:37 +02:00
parent 854a031258
commit 9ee94751e7
1 changed files with 20 additions and 6 deletions
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26
autoload/vimtex/fold.vim
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@ -302,14 +302,10 @@ function! vimtex#fold#text() " {{{1
let title = 'Backmatter'
elseif line =~# '\\appendix'
let title = 'Appendix'
elseif line =~# secpat1 . '.*\}'
let title = matchstr(line, secpat1 . '\zs.*\ze}')
elseif line =~# secpat1
let title = matchstr(line, secpat1 . '\zs.*')
elseif line =~# secpat2 . '.*\]'
let title = matchstr(line, secpat2 . '\zs.*\ze\]')
let title = s:parse_sec_title(matchstr(line, secpat1 . '\zs.*'), 0)
elseif line =~# secpat2
let title = matchstr(line, secpat2 . '\zs.*')
let title = s:parse_sec_title(matchstr(line, secpat2 . '\zs.*'), 1)
elseif line =~# '\vFake' . sections
let title = matchstr(line, '\vFake' . sections . '.*')
elseif line =~# '^\s*%'
@ -424,6 +420,24 @@ function! s:parse_caption_frame(line) " {{{2
endif
endfunction
" }}}2
function! s:parse_sec_title(string, type) " {{{2
let l:idx = 0
let l:length = strlen(a:string)
let l:level = 1
while l:level >= 1
let l:idx += 1
if l:idx > l:length
break
elseif a:string[l:idx] ==# ['}',']'][a:type]
let l:level -= 1
elseif a:string[l:idx] ==# ['{','['][a:type]
let l:level += 1
endif
endwhile
return strpart(a:string, 0, l:idx)
endfunction
" }}}2
" }}}1