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if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'latex') == -1
" vimtex - LaTeX plugin for Vim
"
" Maintainer: Karl Yngve Lervåg
" Email: karl.yngve@gmail.com
"
function! vimtex#syntax#misc#add_to_section_clusters(group) abort " {{{1
for l:cluster in [
\ 'texPartGroup',
\ 'texChapterGroup',
\ 'texSectionGroup',
\ 'texSubSectionGroup',
\ 'texSubSubSectionGroup',
\ 'texParaGroup',
\]
execute printf('syntax cluster %s add=%s', l:cluster, a:group)
endfor
execute printf('syntax cluster texVimtexGlobal add=%s', a:group)
endfunction
" }}}1
function! vimtex#syntax#misc#include(name) abort " {{{1
let l:inc_name = 'vimtex_nested_' . a:name
if !has_key(s:included, l:inc_name)
let s:included[l:inc_name] = s:include(l:inc_name, a:name)
endif
return s:included[l:inc_name] ? l:inc_name : ''
endfunction
" }}}1
function! vimtex#syntax#misc#include_reset() abort " {{{1
let s:included = {'vimtex_nested_tex': 0}
endfunction
let s:included = {'vimtex_nested_tex': 0}
" }}}1
function! vimtex#syntax#misc#new_math_zone(sfx, mathzone, starred) abort " {{{1
" This function is based on Charles E. Campbell's amsmath.vba file 2018-06-29
if get(g:, 'tex_fast', 'M') !~# 'M' | return | endif
let foldcmd = get(g:, 'tex_fold_enabled') ? ' fold' : ''
let grp = 'texMathZone' . a:sfx
execute 'syntax cluster texMathZones add=' . grp
execute 'syntax region ' . grp
\ . ' start=''\\begin\s*{\s*' . a:mathzone . '\s*}'''
\ . ' end=''\\end\s*{\s*' . a:mathzone . '\s*}'''
\ . foldcmd . ' keepend contains=@texMathZoneGroup'
execute 'highlight def link '.grp.' texMath'
if a:starred
let grp .= 'S'
execute 'syntax cluster texMathZones add=' . grp
execute 'syntax region ' . grp
\ . ' start=''\\begin\s*{\s*' . a:mathzone . '\*\s*}'''
\ . ' end=''\\end\s*{\s*' . a:mathzone . '\*\s*}'''
\ . foldcmd . ' keepend contains=@texMathZoneGroup'
execute 'highlight def link '.grp.' texMath'
endif
execute 'syntax match texBadMath ''\\end\s*{\s*' . a:mathzone . '\*\=\s*}'''
endfunction
" }}}1
function! s:include(cluster, name) abort " {{{1
let l:name = get(g:vimtex_syntax_nested.aliases, a:name, a:name)
let l:path = 'syntax/' . l:name . '.vim'
if empty(globpath(&runtimepath, l:path)) | return 0 | endif
unlet b:current_syntax
execute 'syntax include @' . a:cluster l:path
let b:current_syntax = 'tex'
for l:ignored_group in get(g:vimtex_syntax_nested.ignored, l:name, [])
execute 'syntax cluster' a:cluster 'remove=' . l:ignored_group
endfor
return 1
endfunction
" }}}1
endif
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