Merge branch 'master' into gcc_refactor

autoload/syntastic/util.vim

@@ -124,6 +124,28 @@ function! syntastic#util#bufIsActive(buffer)
     return 0
 endfunction
 
+" start in directory a:where and walk up the parent folders until it
+" finds a file matching a:what; return path to that file
+function! syntastic#util#findInParent(what, where)
+    let here = fnamemodify(a:where, ':p')
+
+    while !empty(here)
+        let p = split(globpath(here, a:what), '\n')
+
+        if !empty(p)
+            return fnamemodify(p[0], ':p')
+        elseif here == '/'
+            break
+        endif
+
+        " we use ':h:h' rather than ':h' since ':p' adds a trailing '/'
+        " if 'here' is a directory
+        let here = fnamemodify(here, ':p:h:h')
+    endwhile
+
+    return ''
+endfunction
+
 " Returns unique elements in a list
 function! syntastic#util#unique(list)
     let seen = {}

syntax_checkers/elixir/elixir.vim

@@ -14,31 +14,30 @@ if exists("g:loaded_syntastic_elixir_elixir_checker")
 endif
 let g:loaded_syntastic_elixir_elixir_checker=1
 
-let s:syntastic_elixir_compile_command = 'elixir'
-
-if filereadable('mix.exs')
-    let s:syntastic_elixir_compile_command = 'mix compile'
-endif
-
+" TODO: we should probably split this into separate checkers
 function! SyntaxCheckers_elixir_elixir_IsAvailable()
-    if s:syntastic_elixir_compile_command == 'elixir'
-        return executable('elixir')
-    else
-        return executable('mix')
-    endif
+    return executable('elixir') && executable('mix')
 endfunction
 
 function! SyntaxCheckers_elixir_elixir_GetLocList()
-    let makeprg = syntastic#makeprg#build({
-        \ 'exe': s:syntastic_elixir_compile_command,
+
+    let make_options = {}
+    let compile_command = 'elixir'
+    let mix_file = syntastic#util#findInParent('mix.exs', expand('%:p:h'))
+
+    if filereadable(mix_file)
+        let compile_command = 'mix compile'
+        let make_options['cwd'] = fnamemodify(mix_file, ':p:h')
+    endif
+
+    let make_options['makeprg'] = syntastic#makeprg#build({
+        \ 'exe': compile_command,
         \ 'filetype': 'elixir',
         \ 'subchecker': 'elixir' })
 
-    let errorformat = '** %*[^\ ] %f:%l: %m'
+    let make_options['errorformat'] = '** %*[^\ ] %f:%l: %m'
 
-    return SyntasticMake({
-        \ 'makeprg': makeprg,
-        \ 'errorformat': errorformat })
+    return SyntasticMake(make_options)
 endfunction
 
 call g:SyntasticRegistry.CreateAndRegisterChecker({

syntax_checkers/haxe/haxe.vim

@@ -19,35 +19,13 @@ function! SyntaxCheckers_haxe_haxe_IsAvailable()
     return executable('haxe')
 endfunction
 
-" start in directory a:where and walk up the parent folders until it
-" finds a file matching a:what; return path to that file
-function! s:FindInParent(what, where)
-    let here = fnamemodify(a:where, ':p')
-
-    while !empty(here)
-        let p = split(globpath(here, a:what), '\n')
-
-        if !empty(p)
-            return fnamemodify(p[0], ':p')
-        elseif here == '/'
-            break
-        endif
-
-        " we use ':h:h' rather than ':h' since ':p' adds a trailing '/'
-        " if 'here' is a directory
-        let here = fnamemodify(here, ':p:h:h')
-    endwhile
-
-    return ''
-endfunction
-
 function! SyntaxCheckers_haxe_haxe_GetLocList()
     if exists('b:vaxe_hxml')
         let hxml = b:vaxe_hxml
     elseif exists('g:vaxe_hxml')
         let hxml = g:vaxe_hxml
     else
-        let hxml = s:FindInParent('*.hxml', expand('%:p:h'))
+        let hxml = syntastic#util#findInParent('*.hxml', expand('%:p:h'))
     endif
     let hxml = fnamemodify(hxml, ':p')