Add mixedindentlint checker for JavaScript

syntax_checkers/javascript/mixedindentlint.vim

@@ -0,0 +1,53 @@
+"============================================================================
+"File:        mixedindentlint.vim
+"Description: Mixed indentation linter for vim
+"Maintainer:  Payton Swick <payton@foolord.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('g:loaded_syntastic_javascript_mixedindentlint_checker')
+    finish
+endif
+let g:loaded_syntastic_javascript_mixedindentlint_checker = 1
+
+if !exists('g:syntastic_javascript_mixedindentlint_generic')
+    let g:syntastic_javascript_mixedindentlint_generic = 0
+endif
+
+let s:save_cpo = &cpo
+set cpo&vim
+
+function! SyntaxCheckers_javascript_mixedindentlint_IsAvailable() dict
+    if g:syntastic_javascript_mixedindentlint_generic
+        call self.log('generic mixedindentlint, exec =', self.getExec())
+    endif
+
+    if !executable(self.getExec())
+        return 0
+    endif
+    return g:syntastic_javascript_mixedindentlint_generic || syntastic#util#versionIsAtLeast(self.getVersion(), [1, 0, 0])
+endfunction
+
+function! SyntaxCheckers_javascript_mixedindentlint_GetLocList() dict
+    let makeprg = self.makeprgBuild({})
+
+    let errorformat = 'Line %l in "%f" %.%#.'
+
+    return SyntasticMake({
+        \ 'makeprg': makeprg,
+        \ 'errorformat': errorformat,
+        \ 'defaults': { 'bufnr': bufnr(''), 'text': 'Indentation that differs from rest of file' } })
+endfunction
+
+call g:SyntasticRegistry.CreateAndRegisterChecker({
+    \ 'filetype': 'javascript',
+    \ 'name': 'mixedindentlint'})
+
+let &cpo = s:save_cpo
+unlet s:save_cpo
+
+" vim: set sw=4 sts=4 et fdm=marker: