vala syntax checker

syntax_checkers/vala.vim

@@ -0,0 +1,56 @@
+"============================================================================
+"File:        vala.vim
+"Description: Syntax checking plugin for syntastic.vim
+"Maintainer:  Konstantin Stepanov (me@kstep.me)
+"Notes:       Add special comment line into your vala file starting with
+"             "// modules: " and containing space delimited list of vala
+"             modules, used by the file, so this script can build correct
+"             --pkg arguments.
+"             Valac compiler is not the fastest thing in the world, so you
+"             may want to disable this plugin with
+"             let g:syntastic_vala_check_disabled = 1 command in your .vimrc or
+"             command line. Unlet this variable to set it to 0 to reenable
+"             this checker.
+"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_vala_syntax_checker')
+    finish
+endif
+let loaded_vala_syntax_checker = 1
+
+if !executable('valac')
+    finish
+endif
+
+if exists('g:syntastic_vala_check_disabled') && g:syntastic_vala_check_disabled
+    finish
+endif
+
+function! SyntaxCheckers_vala_Term(pos)
+    let strlength = strlen(matchstr(a:pos['text'], '\^\+$'))
+    return '\%>'.(a:pos.col-1).'c.*\%<'.(a:pos.col+strlength+1).'c'
+endfunction
+
+function! s:GetValaModules()
+    let modules_line = search('^// modules: ', 'n')
+    let modules_str = getline(modules_line)
+    let modules = split(strpart(modules_str, 12), '\s\+')
+    return modules
+endfunction
+
+function! SyntaxCheckers_vala_GetLocList()
+    let vala_pkg_args = join(map(s:GetValaModules(), '"--pkg ".v:val'), ' ')
+    let makeprg = 'valac -C ' . vala_pkg_args . ' ' .shellescape(expand('%'))
+    let errorformat = '%A%f:%l.%c-%\d%\+.%\d%\+: %t%[a-z]%\+: %m,%C%m,%Z%m'
+
+    let loclist = SyntasticMake({ 'makeprg': makeprg, 'errorformat': errorformat })
+    call syntastic#HighlightErrors(loclist, function("SyntaxCheckers_vala_Term"), 1)
+    return loclist
+endfunction
+