"
" nextag.vim - Move to next and previous tags in a SGML document, including
" XML and HTML. Use <leader>, and <leader>. to search for the previous and
" next HTML tags, respectively. Prepended counts work, e.g. 5<leader>.
"
" Maintainer: Tom Ryder <http://www.sanctum.geek.nz/>
"

"
" Wrapper to prevent overloading and signal our presence, and check we're not
" in compatible mode or running a version of Vim that's too old.
"
if exists("g:loaded_nextag") || &compatible || (v:version < 700)
    finish
endif
let g:loaded_nextag = 1

"
" Search for a SGML tag with the specified flag.
"
function! s:MoveToSGMLTag(direction, mode, count)
    if a:mode == 'v'
        normal! gv
    endif
    let l:flags = (a:direction == "next") ? "W" : "Wb"
    for l:iteration in range(1, a:count)
        call search("<\w*[^>]*>", l:flags)
        if a:mode == 'v'
            if a:direction == 'next' && &selection != 'exclusive'
                normal! l
            endif
        endif
    endfor
    if a:mode == 'v'
        if a:direction == 'next' && &selection != 'exclusive'
            normal! h
        endif
    endif
endfunction

"
" Default remappings.
"
for s:mode in ['n', 'o', 'v']
    execute s:mode . 'map <silent> <leader>. :<C-U>call <SID>MoveToSGMLTag("next", "' . s:mode . '", v:count1)<CR>'
    execute s:mode . 'map <silent> <leader>, :<C-U>call <SID>MoveToSGMLTag("prev", "' . s:mode . '", v:count1)<CR>'
endfor