Fix completed snippet feature

autoload/neosnippet/handlers.vim

@@ -50,7 +50,7 @@ function! neosnippet#handlers#_complete_done() "{{{
     let abbr = split(item.info, '\n')[0]
   endif
 
-  if abbr !~ '(.*)'
+  if abbr !~ '('
     return
   endif
 
@@ -69,14 +69,16 @@ function! neosnippet#handlers#_complete_done() "{{{
     let snippet .= printf('${%d:#:%s}', cnt, escape(arg, '{}'))
     let cnt += 1
   endfor
-  if snippet !~ ')$'
-    let snippet .= ')'
-  endif
+
   if s:is_auto_pairs()
     " Remove auto pair from the snippet
     let snippet = substitute(snippet, ')$', '', '')
+  else
+    if snippet !~ ')$'
+      let snippet .= ')'
     endif
     let snippet .= '${0}'
+  endif
 
   let options = neosnippet#parser#_initialize_snippet_options()
   let options.word = 1
@@ -124,15 +126,16 @@ function! neosnippet#handlers#_get_in_paren(str) abort "{{{
       endif
     endif
 
+    if level > 0
       let s .= c
+    endif
   endfor
 
-  return s
+  return ''
 endfunction"}}}
 
 function! s:is_auto_pairs() abort "{{{
-  return get(g:, 'deoplete#enable_auto_pairs', 0)
-        \ || get(g:, 'neocomplete#enable_auto_pairs', 0)
+  return get(g:, 'neopairs#enable', 0)
 endfunction"}}}
 
 let &cpo = s:save_cpo

test/functions.vim

@@ -8,5 +8,9 @@ function! s:suite.get_in_paren()
         \ 'foobar, baz')
   call s:assert.equals(neosnippet#handlers#_get_in_paren('(foobar, (baz))'),
         \ 'foobar, (baz)')
+  call s:assert.equals(neosnippet#handlers#_get_in_paren('foobar('),
+        \ '')
+  call s:assert.equals(neosnippet#handlers#_get_in_paren('foobar(fname)'),
+        \ 'fname')
 endfunction