diff --git a/autoload/syntastic/util.vim b/autoload/syntastic/util.vim
index a53ff11d..1a1733b7 100644
--- a/autoload/syntastic/util.vim
+++ b/autoload/syntastic/util.vim
@@ -230,6 +230,7 @@ function! s:translateFilter(filters)
 endfunction
 
 function! s:translateElement(key, term)
+    let ret = "1"
     if a:key ==? 'level'
         let ret = 'v:val["type"] !=? ' . string(a:term[0])
     elseif a:key ==? 'type'
diff --git a/doc/syntastic.txt b/doc/syntastic.txt
index 36cf3d77..4fe04b0e 100644
--- a/doc/syntastic.txt
+++ b/doc/syntastic.txt
@@ -612,7 +612,7 @@ can't be used together with syntastic. You don't need to change your login
 shell to address this problem, but you do have to point Vim's 'shell' to a more
 traditional shell, such as 'zsh', 'bash', 'ksh', or even the original Bourne
 'sh': >
-    set shell = 'bash'
+    set shell=bash
 <
 
 ==============================================================================
diff --git a/plugin/syntastic.vim b/plugin/syntastic.vim
index f08f1126..afe887c7 100644
--- a/plugin/syntastic.vim
+++ b/plugin/syntastic.vim
@@ -23,9 +23,9 @@ runtime! plugin/syntastic/*.vim
 
 let s:running_windows = syntastic#util#isRunningWindows()
 
-for feature in ['autocmd', 'eval', 'modify_fname', 'quickfix', 'user_commands']
-    if !has(feature)
-        call syntastic#log#error("need Vim compiled with feature " . feature)
+for s:feature in ['autocmd', 'eval', 'modify_fname', 'quickfix', 'user_commands']
+    if !has(s:feature)
+        call syntastic#log#error("need Vim compiled with feature " . s:feature)
         finish
     endif
 endfor
@@ -96,12 +96,12 @@ endif
 if exists("g:syntastic_quiet_warnings")
     call syntastic#log#deprecationWarn("variable g:syntastic_quiet_warnings is deprecated, please use let g:syntastic_quiet_messages = {'level': 'warnings'} instead")
     if g:syntastic_quiet_warnings
-        let quiet_warnings = get(g:syntastic_quiet_messages, 'type', [])
-        if type(quiet_warnings) != type([])
-            let quiet_warnings = [quiet_warnings]
+        let s:quiet_warnings = get(g:syntastic_quiet_messages, 'type', [])
+        if type(s:quiet_warnings) != type([])
+            let s:quiet_warnings = [s:quiet_warnings]
         endif
-        call add(quiet_warnings, 'warnings')
-        let g:syntastic_quiet_messages['type'] = quiet_warnings
+        call add(s:quiet_warnings, 'warnings')
+        let g:syntastic_quiet_messages['type'] = s:quiet_warnings
     endif
 endif
 
@@ -118,6 +118,9 @@ let s:notifiers = g:SyntasticNotifiers.Instance()
 let s:modemap = g:SyntasticModeMap.Instance()
 
 
+" @vimlint(EVL103, 1, a:cursorPos)
+" @vimlint(EVL103, 1, a:cmdLine)
+" @vimlint(EVL103, 1, a:argLead)
 function! s:CompleteCheckerName(argLead, cmdLine, cursorPos)
     let checker_names = []
     for ft in s:CurrentFiletypes()
@@ -127,10 +130,21 @@ function! s:CompleteCheckerName(argLead, cmdLine, cursorPos)
     endfor
     return join(checker_names, "\n")
 endfunction
+" @vimlint(EVL103, 0, a:cursorPos)
+" @vimlint(EVL103, 0, a:cmdLine)
+" @vimlint(EVL103, 0, a:argLead)
 
+
+" @vimlint(EVL103, 1, a:cursorPos)
+" @vimlint(EVL103, 1, a:cmdLine)
+" @vimlint(EVL103, 1, a:argLead)
 function! s:CompleteFiletypes(argLead, cmdLine, cursorPos)
     return join(s:registry.knownFiletypes(), "\n")
 endfunction
+" @vimlint(EVL103, 0, a:cursorPos)
+" @vimlint(EVL103, 0, a:cmdLine)
+" @vimlint(EVL103, 0, a:argLead)
+
 
 command! SyntasticToggleMode call s:ToggleMode()
 command! -nargs=* -complete=custom,s:CompleteCheckerName SyntasticCheck
diff --git a/plugin/syntastic/balloons.vim b/plugin/syntastic/balloons.vim
index 4b6735c3..c2630342 100644
--- a/plugin/syntastic/balloons.vim
+++ b/plugin/syntastic/balloons.vim
@@ -47,12 +47,14 @@ function! g:SyntasticBalloonsNotifier.refresh(loclist)
 endfunction
 
 " Reset the error balloons
+" @vimlint(EVL103, 1, a:loclist)
 function! g:SyntasticBalloonsNotifier.reset(loclist)
     if has('balloon_eval')
         call syntastic#log#debug(g:SyntasticDebugNotifications, 'balloons: reset')
         set nobeval
     endif
 endfunction
+" @vimlint(EVL103, 0, a:loclist)
 
 " Private functions {{{1
 
diff --git a/plugin/syntastic/cursor.vim b/plugin/syntastic/cursor.vim
index 0ee8caff..ad2b2c12 100644
--- a/plugin/syntastic/cursor.vim
+++ b/plugin/syntastic/cursor.vim
@@ -30,12 +30,14 @@ function! g:SyntasticCursorNotifier.refresh(loclist)
     endif
 endfunction
 
+" @vimlint(EVL103, 1, a:loclist)
 function! g:SyntasticCursorNotifier.reset(loclist)
     call syntastic#log#debug(g:SyntasticDebugNotifications, 'cursor: reset')
     autocmd! syntastic CursorMoved
     unlet! b:syntastic_messages
     let b:oldLine = -1
 endfunction
+" @vimlint(EVL103, 0, a:loclist)
 
 " Private methods {{{1
 
diff --git a/plugin/syntastic/highlighting.vim b/plugin/syntastic/highlighting.vim
index b48d10cd..11941700 100644
--- a/plugin/syntastic/highlighting.vim
+++ b/plugin/syntastic/highlighting.vim
@@ -62,6 +62,7 @@ function! g:SyntasticHighlightingNotifier.refresh(loclist)
 endfunction
 
 " Remove all error highlights from the window
+" @vimlint(EVL103, 1, a:loclist)
 function! g:SyntasticHighlightingNotifier.reset(loclist)
     if s:has_highlighting
         call syntastic#log#debug(g:SyntasticDebugNotifications, 'highlighting: reset')
@@ -72,6 +73,7 @@ function! g:SyntasticHighlightingNotifier.reset(loclist)
         endfor
     endif
 endfunction
+" @vimlint(EVL103, 0, a:loclist)
 
 " Private methods {{{1
 
diff --git a/syntax_checkers/glsl/cgc.vim b/syntax_checkers/glsl/cgc.vim
index d27a00d1..26be92bd 100644
--- a/syntax_checkers/glsl/cgc.vim
+++ b/syntax_checkers/glsl/cgc.vim
@@ -65,7 +65,7 @@ function! s:GetProfile()
     endif
 
     return profile
-endfunction!
+endfunction
 
 call g:SyntasticRegistry.CreateAndRegisterChecker({
     \'filetype': 'glsl',
diff --git a/syntax_checkers/java/javac.vim b/syntax_checkers/java/javac.vim
index b9d8bde8..88ee5618 100644
--- a/syntax_checkers/java/javac.vim
+++ b/syntax_checkers/java/javac.vim
@@ -7,7 +7,7 @@
 "             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.  
+"             See http://sam.zoy.org/wtfpl/COPYING for more details.
 "============================================================================
 
 if exists("g:loaded_syntastic_java_javac_checker")
@@ -96,7 +96,7 @@ function! s:RemoveDir(dir)
     endif
 endfunction
 
-function! s:AddToClasspath(classpath,path)
+function! s:AddToClasspath(classpath, path)
     if a:path == ''
         return a:classpath
     endif
@@ -133,7 +133,7 @@ function! s:SaveClasspath()
     let path = ''
     let lines = getline(1, line('$'))
     for l in lines
-        let path = s:AddToClasspath(path,l)
+        let path = s:AddToClasspath(path, l)
     endfor
     " save classpath to config file
     if g:syntastic_java_javac_config_file_enabled
@@ -144,7 +144,7 @@ function! s:SaveClasspath()
             let i = 0
             while i < len(lines)
                 if match(lines[i], 'g:syntastic_java_javac_classpath') != -1
-                    call remove(lines,i)  
+                    call remove(lines, i)
                     let i -= 1
                 endif
                 let i += 1
@@ -153,9 +153,9 @@ function! s:SaveClasspath()
             let lines = []
         endif
         " add new g:syntastic_java_javac_classpath option to config
-        call add(lines,'let g:syntastic_java_javac_classpath = "'.path.'"')
+        call add(lines, 'let g:syntastic_java_javac_classpath = "'.path.'"')
         " save config file lines
-        call writefile(lines,g:syntastic_java_javac_config_file)
+        call writefile(lines, g:syntastic_java_javac_config_file)
     endif
     " set new classpath
     let g:syntastic_java_javac_classpath = path
@@ -167,7 +167,7 @@ function! s:EditClasspath()
     let winnr = bufwinnr('^' . command . '$')
     if winnr < 0
         let path = []
-        let pathlines = split(g:syntastic_java_javac_classpath,"\n")
+        let pathlines = split(g:syntastic_java_javac_classpath, "\n")
         for p in pathlines
             let path += s:SplitClasspath(p)
         endfor
@@ -192,7 +192,7 @@ function! s:SaveConfig()
     let lines = getline(1, line('$'))
     if g:syntastic_java_javac_config_file_enabled
         " save config file lines
-        call writefile(lines,g:syntastic_java_javac_config_file)
+        call writefile(lines, g:syntastic_java_javac_config_file)
     endif
     let &modified = 0
 endfunction
@@ -275,7 +275,7 @@ function! s:GetMavenClasspath()
                     let mvn_classpath = s:RemoveCarriageReturn(line)
                     break
                 endif
-                if stridx(line,'Dependencies classpath:') >= 0
+                if stridx(line, 'Dependencies classpath:') >= 0
                     let class_path_next = 1
                 endif
             endfor
@@ -340,6 +340,7 @@ function! SyntaxCheckers_java_javac_GetLocList() dict
 
     let javac_opts = g:syntastic_java_javac_options
 
+    let output_dir = ""
     if g:syntastic_java_javac_delete_output
         let output_dir = g:syntastic_java_javac_temp_dir
         let javac_opts .= ' -d ' . output_dir
@@ -353,19 +354,19 @@ function! SyntaxCheckers_java_javac_GetLocList() dict
     let javac_classpath = ''
 
     " add classpathes to javac_classpath
-    for path in split(g:syntastic_java_javac_classpath,"\n")
+    for path in split(g:syntastic_java_javac_classpath, "\n")
         if path != ''
             try
-                let ps = glob(path,0,1)
+                let ps = glob(path, 0, 1)
             catch
-                let ps = split(glob(path,0),"\n")
+                let ps = split(glob(path, 0), "\n")
             endtry
             if type(ps) == type([])
                 for p in ps
-                    let javac_classpath = s:AddToClasspath(javac_classpath,p)
+                    let javac_classpath = s:AddToClasspath(javac_classpath, p)
                 endfor
             else
-                let javac_classpath = s:AddToClasspath(javac_classpath,ps)
+                let javac_classpath = s:AddToClasspath(javac_classpath, ps)
             endif
         endif
     endfor
@@ -381,7 +382,7 @@ function! SyntaxCheckers_java_javac_GetLocList() dict
     if g:syntastic_java_javac_custom_classpath_command != ''
         let lines = system(g:syntastic_java_javac_custom_classpath_command)
         if has('win32') || has('win32unix') || has('win64')
-            let lines = substitute(lines,"\r\n","\n")
+            let lines = substitute(lines, "\r\n", "\n", 'g')
         endif
         for l in split(lines, "\n")
             let javac_classpath = s:AddToClasspath(javac_classpath, l)
@@ -420,7 +421,7 @@ function! SyntaxCheckers_java_javac_GetLocList() dict
         \ '%-G%.%#'
 
     if g:syntastic_java_javac_delete_output
-        silent! call mkdir(output_dir,'p')
+        silent! call mkdir(output_dir, 'p')
     endif
     let errors = SyntasticMake({
         \ 'makeprg': makeprg,
diff --git a/syntax_checkers/nasm/nasm.vim b/syntax_checkers/nasm/nasm.vim
index 95d77cb3..059f2311 100644
--- a/syntax_checkers/nasm/nasm.vim
+++ b/syntax_checkers/nasm/nasm.vim
@@ -19,7 +19,6 @@ let s:save_cpo = &cpo
 set cpo&vim
 
 function! SyntaxCheckers_nasm_nasm_GetLocList() dict
-    let wd = syntastic#util#shescape(expand("%:p:h") . "/")
     let makeprg = self.makeprgBuild({
         \ 'args': '-X gnu -f elf' .
         \       ' -I ' . syntastic#util#shescape(expand("%:p:h") . "/") .
diff --git a/syntax_checkers/vim/vimlint.vim b/syntax_checkers/vim/vimlint.vim
index b78a3b6e..a5041784 100644
--- a/syntax_checkers/vim/vimlint.vim
+++ b/syntax_checkers/vim/vimlint.vim
@@ -60,16 +60,18 @@ function! SyntaxCheckers_vim_vimlint_GetLocList() dict
         \ 'EVL205': 3 })
 endfunction
 
+" @vimlint(EVL103, 1, a:filename)
 function! s:vimlintOutput(filename, pos, ev, eid, mes, obj)
-    let a:obj.error += [{
+    call add(a:obj.error, {
         \ 'bufnr': bufnr(''),
         \ 'lnum': a:pos.lnum,
         \ 'col': a:pos.col,
         \ 'vcol': 0,
         \ 'type': a:ev[0],
         \ 'text': '[' . a:eid . '] ' . a:mes,
-        \ 'valid': 1 }]
+        \ 'valid': 1 })
 endfunction
+" @vimlint(EVL103, 0, a:filename)
 
 call g:SyntasticRegistry.CreateAndRegisterChecker({
     \ 'filetype': 'vim',