From 4c4e516e1ddd7c1b04624e26be1bbb41bc6b7edb Mon Sep 17 00:00:00 2001
From: LCD 47 <lcd047@gmail.com>
Date: Wed, 5 Oct 2016 14:47:54 +0300
Subject: [PATCH] Bug fix: allow checkers to have an empty exec.

---
 plugin/syntastic.vim            | 2 +-
 plugin/syntastic/checker.vim    | 3 +++
 syntax_checkers/vim/vimlint.vim | 3 +--
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/plugin/syntastic.vim b/plugin/syntastic.vim
index 1803f8ff..3b3b0696 100644
--- a/plugin/syntastic.vim
+++ b/plugin/syntastic.vim
@@ -19,7 +19,7 @@ if has('reltime')
     lockvar! g:_SYNTASTIC_START
 endif
 
-let g:_SYNTASTIC_VERSION = '3.7.0-229'
+let g:_SYNTASTIC_VERSION = '3.7.0-230'
 lockvar g:_SYNTASTIC_VERSION
 
 " Sanity checks {{{1
diff --git a/plugin/syntastic/checker.vim b/plugin/syntastic/checker.vim
index 9feb9ad5..c3a12a9d 100644
--- a/plugin/syntastic/checker.vim
+++ b/plugin/syntastic/checker.vim
@@ -32,6 +32,9 @@ function! g:SyntasticChecker.New(args, ...) abort " {{{2
         endif
     else
         let newObj._exec_default = get(a:args, 'exec', newObj._name)
+        if newObj._exec_default ==# ''
+            let newObj._exec_default = '<dummy>'
+        endif
         let prefix = 'SyntaxCheckers_' . newObj._filetype . '_' . newObj._name . '_'
 
         if has_key(a:args, 'enable')
diff --git a/syntax_checkers/vim/vimlint.vim b/syntax_checkers/vim/vimlint.vim
index 0e03ed0b..19cab49e 100644
--- a/syntax_checkers/vim/vimlint.vim
+++ b/syntax_checkers/vim/vimlint.vim
@@ -99,8 +99,7 @@ endfunction " }}}2
 
 call g:SyntasticRegistry.CreateAndRegisterChecker({
     \ 'filetype': 'vim',
-    \ 'name': 'vimlint',
-    \ 'exec': '' })
+    \ 'name': 'vimlint' })
 
 let &cpo = s:save_cpo
 unlet s:save_cpo