if !exists("g:less_html_style_tags")
  let g:less_html_style_tags = 1
endif

if !g:less_html_style_tags
  finish
endif

" Unset (but preserve) so that less will run.
if exists("b:current_syntax")
   let s:pre_less_cur_syn = b:current_syntax
   unlet b:current_syntax
endif

" Inspired by code from github.com/kchmck/vim-coffee-script
" and the html syntax file included with vim 7.4.

syn include @htmlLess syntax/less.vim

" We have to explicitly add to htmlHead (containedin) as that region specifies 'contains'.
syn region lessStyle start=+<style [^>]*type *=[^>]*text/less[^>]*>+ keepend end=+</style>+ contains=@htmlLess,htmlTag,htmlEndTag,htmlCssStyleComment,@htmlPreproc containedin=htmlHead

" Reset since 'less' isn't really the current_syntax.
if exists("s:pre_less_cur_syn")
   let b:current_syntax = s:pre_less_cur_syn
endif