New checker for Scala: scalastyle.

plugin/syntastic.vim

@@ -19,7 +19,7 @@ if has('reltime')
     lockvar! g:syntastic_start
 endif
 
-let g:syntastic_version = '3.5.0-34'
+let g:syntastic_version = '3.5.0-36'
 lockvar g:syntastic_version
 
 " Sanity checks {{{1

syntax_checkers/scala/scalastyle.vim

@@ -0,0 +1,71 @@
+"============================================================================
+"File:        scalastyle.vim
+"Description: Syntax checking plugin for syntastic.vim
+"Maintainer:  LCD 47 <lcd047 at gmail 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('g:loaded_syntastic_scala_scalastyle_checker')
+    finish
+endif
+let g:loaded_syntastic_scala_scalastyle_checker = 1
+
+if !exists('g:syntastic_scala_scalastyle_jar')
+    let g:syntastic_scala_scalastyle_jar = 'scalastyle-batch_2.10.jar'
+endif
+
+if !exists('g:syntastic_scala_scalastyle_config_file')
+    let g:syntastic_scala_scalastyle_config_file = 'scalastyle_config.xml'
+endif
+
+let s:save_cpo = &cpo
+set cpo&vim
+
+function! SyntaxCheckers_scala_scalastyle_IsAvailable() dict
+    return
+        \ executable(self.getExec()) &&
+        \ filereadable(expand(g:syntastic_scala_scalastyle_jar)) &&
+        \ filereadable(expand(g:syntastic_scala_scalastyle_config_file))
+endfunction
+
+function! SyntaxCheckers_scala_scalastyle_GetLocList() dict
+
+    let makeprg = self.makeprgBuild({
+        \ 'exe_after': ['-jar', expand(g:syntastic_scala_scalastyle_jar)],
+        \ 'args_before': ['-q', 'true', '-c', expand(g:syntastic_scala_scalastyle_config_file)] })
+
+    let errorformat =
+        \ '%trror file=%f message=%m line=%l column=%c,' .
+        \ '%trror file=%f message=%m line=%l,' .
+        \ '%tarning file=%f message=%m line=%l column=%c,' .
+        \ '%tarning file=%f message=%m line=%l'
+
+    let loclist = SyntasticMake({
+        \ 'makeprg': makeprg,
+        \ 'errorformat': errorformat,
+        \ 'subtype': 'Style',
+        \ 'returns': [0, 1] })
+
+    for e in loclist
+        if has_key(e, 'col')
+            let e['col'] += 1
+        endif
+    endfor
+
+    return loclist
+endfunction
+
+call g:SyntasticRegistry.CreateAndRegisterChecker({
+    \ 'filetype': 'scala',
+    \ 'name': 'scalastyle',
+    \ 'exec': 'java'})
+
+let &cpo = s:save_cpo
+unlet s:save_cpo
+
+" vim: set et sts=4 sw=4: