add gavings javascript syntax checker

syntax_checkers/javascript.vim

@@ -0,0 +1,26 @@
+"============================================================================
+"File:        javascript.vim
+"Description: Syntax checking plugin for syntastic.vim
+"Maintainer:  Martin Grenfell <martin_grenfell at msn dot com>
+"License:     This program is free software. It comes without any warranty,
+"             to the extent permitted by applicable law. You can redistribute
+"             it and/or modify it under the terms of the Do What The Fuck You
+"             Want To Public License, Version 2, as published by Sam Hocevar.
+"             See http://sam.zoy.org/wtfpl/COPYING for more details.
+"
+"============================================================================
+if exists("loaded_javascript_syntax_checker")
+    finish
+endif
+let loaded_javascript_syntax_checker = 1
+
+"bail if the user doesnt have jsl installed
+if !executable("jsl")
+    finish
+endif
+
+function! SyntaxCheckers_javascript_GetLocList()
+    let makeprg = "jsl -nologo -nofilelisting -nosummary -nocontext -process %"
+    let errorformat='%A%f(%l):\ %m,%-Z%p^,%-C%.%#,%-G'
+    return SyntasticMake({ 'makeprg': makeprg, 'errorformat': errorformat })
+endfunction