Improve performance for skip

autoload/matchup/delim.vim

@@ -596,7 +596,7 @@ function! s:get_matching_delims(down) dict " {{{1
   let l:open = matchup#delim#fill_backrefs(l:open, self.groups, 0)
   let l:close = matchup#delim#fill_backrefs(l:close, self.groups, 0)
 
-  let l:skip = 'matchup#delim#skip()'
+  let l:skip = 'matchup#delim#skip0()'
 
   if matchup#perf#timeout_check() | return [['', 0, 0]] | endif
 
@@ -1161,6 +1161,15 @@ function! matchup#delim#skip(...) " {{{1
   execute 'return (' b:matchup_delim_skip ')'
 endfunction
 
+function! matchup#delim#skip0()
+  if empty(b:matchup_delim_skip)
+    return matchup#util#in_comment_or_string(line('.'), col('.'))
+  endif
+
+  let s:eff_curpos = [line('.'), col('.')]
+  execute 'return (' b:matchup_delim_skip ')'
+endfunction
+
 let s:eff_curpos = [1, 1]
 
 " effective column/line

autoload/matchup/pos.vim

@@ -12,9 +12,18 @@ function! matchup#pos#set_cursor(...) " {{{1
 endfunction
 
 " }}}1
-function! matchup#pos#get_cursor() " {{{1
-  return exists('*getcurpos') ? getcurpos() : getpos('.')
-endfunction
+" function! matchup#pos#get_cursor() {{{1
+if exists('*getcurpos')
+  function! matchup#pos#get_cursor()
+    return getcurpos()
+  endfunction
+else
+  function! matchup#pos#get_cursor()
+    return getpos('.')
+  endfunction
+endif
+
+" }}}1
 
 " }}}1
 function! matchup#pos#get_cursor_line() " {{{1