Update syntax checking

* Line continuation characters should be on the same lines.
* .vim file line indentation should be a multiple of 4.

44 files changed, 221 insertions, 191 deletions

diff --git a/ale_linters/bib/bibclean.vim b/ale_linters/bib/bibclean.vim
index 6750f22f..1c6b55d0 100644
--- a/ale_linters/bib/bibclean.vim
+++ b/ale_linters/bib/bibclean.vim
@@ -11,9 +11,9 @@ endfunction
 
 function! ale_linters#bib#bibclean#get_type(str) abort
     if a:str is# '??'
-       return 'E'
+        return 'E'
     else
-       return 'W'
+        return 'W'
     endif
 endfunction
 
@@ -36,30 +36,31 @@ function! ale_linters#bib#bibclean#Handle(buffer, lines) abort
     let l:msg  = ''
 
     for l:line in a:lines
-      if empty(l:msg)
-          let l:mlist = ale_linters#bib#bibclean#match_msg(l:line)
+        if empty(l:msg)
+            let l:mlist = ale_linters#bib#bibclean#match_msg(l:line)
 
-          if !empty(l:mlist)
-              let l:msg = l:mlist[3]
-              let l:type = ale_linters#bib#bibclean#get_type(l:mlist[1])
-          endif
-      else
-          if l:type is# 'E'
-               let l:mlist = ale_linters#bib#bibclean#match_entry(l:line)
-          else
-               let l:mlist = ale_linters#bib#bibclean#match_value(l:line)
-          endif
+            if !empty(l:mlist)
+                let l:msg = l:mlist[3]
+                let l:type = ale_linters#bib#bibclean#get_type(l:mlist[1])
+            endif
+        else
+            if l:type is# 'E'
+                let l:mlist = ale_linters#bib#bibclean#match_entry(l:line)
+            else
+                let l:mlist = ale_linters#bib#bibclean#match_value(l:line)
+            endif
 
-          if !empty(l:mlist)
-            call add(l:output, {
-              \ 'lnum': l:mlist[1],
-              \ 'col': l:mlist[2],
-              \ 'text': l:msg,
-              \ 'type': l:type
-              \})
-             let l:msg = ''
-          endif
-      endif
+            if !empty(l:mlist)
+                call add(l:output, {
+                \ 'lnum': l:mlist[1],
+                \ 'col': l:mlist[2],
+                \ 'text': l:msg,
+                \ 'type': l:type
+                \})
+
+                let l:msg = ''
+            endif
+        endif
     endfor
 
     return l:output
diff --git a/ale_linters/c/flawfinder.vim b/ale_linters/c/flawfinder.vim
index 7e1f6769..94104141 100644
--- a/ale_linters/c/flawfinder.vim
+++ b/ale_linters/c/flawfinder.vim
@@ -7,13 +7,13 @@ call ale#Set('c_flawfinder_minlevel', 1)
 call ale#Set('c_flawfinder_error_severity', 6)
 
 function! ale_linters#c#flawfinder#GetCommand(buffer) abort
-   " Set the minimum vulnerability level for flawfinder to bother with
-   let l:minlevel = ' --minlevel=' . ale#Var(a:buffer, 'c_flawfinder_minlevel')
+    " Set the minimum vulnerability level for flawfinder to bother with
+    let l:minlevel = ' --minlevel=' . ale#Var(a:buffer, 'c_flawfinder_minlevel')
 
-   return '%e -CDQS'
-   \  . ale#Pad(ale#Var(a:buffer, 'c_flawfinder_options'))
-   \  . l:minlevel
-   \  . ' %t'
+    return '%e -CDQS'
+    \  . ale#Pad(ale#Var(a:buffer, 'c_flawfinder_options'))
+    \  . l:minlevel
+    \  . ' %t'
 endfunction
 
 call ale#linter#Define('c', {
diff --git a/ale_linters/clojure/joker.vim b/ale_linters/clojure/joker.vim
index 2f61148b..1f17cd31 100644
--- a/ale_linters/clojure/joker.vim
+++ b/ale_linters/clojure/joker.vim
@@ -11,7 +11,7 @@ function! ale_linters#clojure#joker#HandleJokerFormat(buffer, lines) abort
         let l:type = 'E'
 
         if l:match[4] is? 'Parse warning'
-          let l:type = 'W'
+            let l:type = 'W'
         endif
 
         call add(l:output, {
diff --git a/ale_linters/cpp/flawfinder.vim b/ale_linters/cpp/flawfinder.vim
index 4f669bff..0a966604 100644
--- a/ale_linters/cpp/flawfinder.vim
+++ b/ale_linters/cpp/flawfinder.vim
@@ -7,13 +7,13 @@ call ale#Set('cpp_flawfinder_minlevel', 1)
 call ale#Set('c_flawfinder_error_severity', 6)
 
 function! ale_linters#cpp#flawfinder#GetCommand(buffer) abort
-   " Set the minimum vulnerability level for flawfinder to bother with
-   let l:minlevel = ' --minlevel=' . ale#Var(a:buffer, 'cpp_flawfinder_minlevel')
+    " Set the minimum vulnerability level for flawfinder to bother with
+    let l:minlevel = ' --minlevel=' . ale#Var(a:buffer, 'cpp_flawfinder_minlevel')
 
-   return '%e -CDQS'
-   \  . ale#Var(a:buffer, 'cpp_flawfinder_options')
-   \  . l:minlevel
-   \  . ' %t'
+    return '%e -CDQS'
+    \  . ale#Var(a:buffer, 'cpp_flawfinder_options')
+    \  . l:minlevel
+    \  . ' %t'
 endfunction
 
 call ale#linter#Define('cpp', {
diff --git a/ale_linters/crystal/ameba.vim b/ale_linters/crystal/ameba.vim
index 165cabd0..a1bf9c1d 100644
--- a/ale_linters/crystal/ameba.vim
+++ b/ale_linters/crystal/ameba.vim
@@ -14,7 +14,7 @@ endfunction
 " Handle output from ameba
 function! ale_linters#crystal#ameba#HandleAmebaOutput(buffer, lines) abort
     if len(a:lines) == 0
-      return []
+        return []
     endif
 
     let l:errors = ale#util#FuzzyJSONDecode(a:lines[0], {})
@@ -32,7 +32,7 @@ function! ale_linters#crystal#ameba#HandleAmebaOutput(buffer, lines) abort
         let l:end_col = str2nr(l:error['end_location']['column'])
 
         if !l:end_col
-          let l:end_col = l:start_col + 1
+            let l:end_col = l:start_col + 1
         endif
 
         call add(l:output, {
diff --git a/ale_linters/elm/make.vim b/ale_linters/elm/make.vim
index 325689fe..190f7541 100644
--- a/ale_linters/elm/make.vim
+++ b/ale_linters/elm/make.vim
@@ -222,10 +222,10 @@ function! ale_linters#elm#make#GetExecutable(buffer) abort
 
     if l:is_test && l:is_v19
         return ale#node#FindExecutable(
-\           a:buffer,
-\           'elm_make',
-\           ['node_modules/.bin/elm-test', 'node_modules/.bin/elm']
-\       )
+        \   a:buffer,
+        \   'elm_make',
+        \   ['node_modules/.bin/elm-test', 'node_modules/.bin/elm']
+        \)
     else
         return ale#node#FindExecutable(a:buffer, 'elm_make', ['node_modules/.bin/elm'])
     endif
diff --git a/ale_linters/go/langserver.vim b/ale_linters/go/langserver.vim
index df956483..e049be7b 100644
--- a/ale_linters/go/langserver.vim
+++ b/ale_linters/go/langserver.vim
@@ -10,8 +10,8 @@ function! ale_linters#go#langserver#GetCommand(buffer) abort
     let l:options = substitute(l:options, '-gocodecompletion', '', 'g')
     let l:options = filter(split(l:options, ' '), 'empty(v:val) != 1')
 
-    if(ale#Var(a:buffer, 'completion_enabled') == 1)
-      call add(l:options, '-gocodecompletion')
+    if ale#Var(a:buffer, 'completion_enabled')
+        call add(l:options, '-gocodecompletion')
     endif
 
     let l:options = uniq(sort(l:options))
diff --git a/ale_linters/hack/hhast.vim b/ale_linters/hack/hhast.vim
index 710b7b25..f6870b59 100644
--- a/ale_linters/hack/hhast.vim
+++ b/ale_linters/hack/hhast.vim
@@ -9,7 +9,7 @@ function! ale_linters#hack#hhast#GetProjectRoot(buffer) abort
     let l:hhconfig = ale#path#FindNearestFile(a:buffer, '.hhconfig')
 
     if empty(l:hhconfig)
-      return ''
+        return ''
     endif
 
     let l:root = fnamemodify(l:hhconfig, ':h')
diff --git a/ale_linters/haskell/hie.vim b/ale_linters/haskell/hie.vim
index 3ff1180a..c1712039 100644
--- a/ale_linters/haskell/hie.vim
+++ b/ale_linters/haskell/hie.vim
@@ -35,7 +35,7 @@ function! ale_linters#haskell#hie#GetCommand(buffer) abort
     let l:executable = ale#Var(a:buffer, 'haskell_hie_executable')
 
     return ale#handlers#haskell_stack#EscapeExecutable(l:executable, 'hie')
-\        . ' --lsp'
+    \   . ' --lsp'
 endfunction
 
 call ale#linter#Define('haskell', {
diff --git a/ale_linters/idris/idris.vim b/ale_linters/idris/idris.vim
index feac0f10..42b88158 100644
--- a/ale_linters/idris/idris.vim
+++ b/ale_linters/idris/idris.vim
@@ -49,11 +49,11 @@ function! ale_linters#idris#idris#Handle(buffer, lines) abort
         let l:errors = matchlist(l:match[5], '\v([wW]arning|[eE]rror) - ?(.*)')
 
         if len(l:errors) > 0
-          let l:ghc_type = l:errors[1]
-          let l:text = l:errors[2]
+            let l:ghc_type = l:errors[1]
+            let l:text = l:errors[2]
         else
-          let l:ghc_type = ''
-          let l:text = l:match[5][:0] is# ' ' ? l:match[5][1:] : l:match[5]
+            let l:ghc_type = ''
+            let l:text = l:match[5][:0] is# ' ' ? l:match[5][1:] : l:match[5]
         endif
 
         if l:ghc_type is? 'Warning'
diff --git a/ale_linters/kotlin/kotlinc.vim b/ale_linters/kotlin/kotlinc.vim
index 4a993986..32dcc6d1 100644
--- a/ale_linters/kotlin/kotlinc.vim
+++ b/ale_linters/kotlin/kotlinc.vim
@@ -20,7 +20,7 @@ function! ale_linters#kotlin#kotlinc#GetImportPaths(buffer) abort
 
         if !empty(l:pom_path) && executable('mvn')
             return ale#path#CdString(fnamemodify(l:pom_path, ':h'))
-                        \ . 'mvn dependency:build-classpath'
+            \   . 'mvn dependency:build-classpath'
         endif
 
         let l:classpath_command = ale#gradle#BuildClasspathCommand(a:buffer)
diff --git a/ale_linters/markdown/markdownlint.vim b/ale_linters/markdown/markdownlint.vim
index 5c8af650..e935cbfe 100644
--- a/ale_linters/markdown/markdownlint.vim
+++ b/ale_linters/markdown/markdownlint.vim
@@ -2,10 +2,10 @@
 " Description: Adds support for markdownlint
 
 call ale#linter#Define('markdown', {
-    \ 'name': 'markdownlint',
-    \ 'executable': 'markdownlint',
-    \ 'lint_file': 1,
-    \ 'output_stream': 'both',
-    \ 'command': 'markdownlint %s',
-    \ 'callback': 'ale#handlers#markdownlint#Handle'
-\ })
+\   'name': 'markdownlint',
+\   'executable': 'markdownlint',
+\   'lint_file': 1,
+\   'output_stream': 'both',
+\   'command': 'markdownlint %s',
+\   'callback': 'ale#handlers#markdownlint#Handle'
+\})
diff --git a/ale_linters/perl6/perl6.vim b/ale_linters/perl6/perl6.vim
index b33a0c51..59042e57 100644
--- a/ale_linters/perl6/perl6.vim
+++ b/ale_linters/perl6/perl6.vim
@@ -36,8 +36,8 @@ function! ale_linters#perl6#perl6#ExtractError(dict, item, type, buffer) abort
     endif
 
     if has_key(a:dict[a:item], 'line') && !empty(a:dict[a:item]['line'])
-      let l:line = a:dict[a:item]['line']
-      let l:counter -= 1
+        let l:line = a:dict[a:item]['line']
+        let l:counter -= 1
     endif
 
     if has_key(a:dict[a:item], 'column') && !empty(a:dict[a:item]['column'])
@@ -61,7 +61,7 @@ function! ale_linters#perl6#perl6#ExtractError(dict, item, type, buffer) abort
 
 " Currently, filenames and line numbers are not always given in the error output
     if l:counter < 2
-   \&& ( ale#path#IsBufferPath(a:buffer, l:file) || l:file is# '' )
+    \&& ( ale#path#IsBufferPath(a:buffer, l:file) || l:file is# '' )
         return {
         \   'lnum': '' . l:line,
         \   'text': l:text,
@@ -83,7 +83,7 @@ function! ale_linters#perl6#perl6#Handle(buffer, lines) abort
     endif
 
     if a:lines[0] is# 'Syntax OK'
-      return l:output
+        return l:output
     endif
 
     try
@@ -115,7 +115,7 @@ function! ale_linters#perl6#perl6#Handle(buffer, lines) abort
                             \   )
 
                             if l:result isnot# ''
-                              call add(l:output, l:result)
+                                call add(l:output, l:result)
                             endif
                         endfor
                     endfor
@@ -133,7 +133,7 @@ function! ale_linters#perl6#perl6#Handle(buffer, lines) abort
                             \   )
 
                             if l:result isnot# ''
-                              call add(l:output, l:result)
+                                call add(l:output, l:result)
                             endif
                         endfor
                     endfor
@@ -147,7 +147,7 @@ function! ale_linters#perl6#perl6#Handle(buffer, lines) abort
                 \   )
 
                 if l:result isnot# ''
-                  call add(l:output, l:result)
+                    call add(l:output, l:result)
                 endif
             endif
         endfor
diff --git a/ale_linters/python/pylint.vim b/ale_linters/python/pylint.vim
index 01c3cb37..da845b7a 100644
--- a/ale_linters/python/pylint.vim
+++ b/ale_linters/python/pylint.vim
@@ -53,7 +53,7 @@ function! ale_linters#python#pylint#Handle(buffer, lines) abort
 
         if l:code is# 'I0011'
             " Skip 'Locally disabling' message
-             continue
+            continue
         endif
 
         call add(l:output, {
diff --git a/ale_linters/slim/slimlint.vim b/ale_linters/slim/slimlint.vim
index 00c6b26c..a27736f8 100644
--- a/ale_linters/slim/slimlint.vim
+++ b/ale_linters/slim/slimlint.vim
@@ -11,11 +11,11 @@ function! ale_linters#slim#slimlint#GetCommand(buffer) abort
     "
     " See https://github.com/sds/slim-lint/blob/master/lib/slim_lint/linter/README.md#rubocop
     if !empty(l:rubocop_config)
-      if ale#Has('win32')
-        let l:command = 'set SLIM_LINT_RUBOCOP_CONF=' . ale#Escape(l:rubocop_config) . ' && ' . l:command
-      else
-        let l:command = 'SLIM_LINT_RUBOCOP_CONF=' . ale#Escape(l:rubocop_config) . ' ' . l:command
-      endif
+        if ale#Has('win32')
+            let l:command = 'set SLIM_LINT_RUBOCOP_CONF=' . ale#Escape(l:rubocop_config) . ' && ' . l:command
+        else
+            let l:command = 'SLIM_LINT_RUBOCOP_CONF=' . ale#Escape(l:rubocop_config) . ' ' . l:command
+        endif
     endif
 
     return l:command
diff --git a/ale_linters/swift/swiftlint.vim b/ale_linters/swift/swiftlint.vim
index a1150658..0f2ea8de 100644
--- a/ale_linters/swift/swiftlint.vim
+++ b/ale_linters/swift/swiftlint.vim
@@ -6,10 +6,10 @@ call ale#Set('swift_swiftlint_use_global', get(g:, 'ale_use_global_executables',
 
 function! ale_linters#swift#swiftlint#GetExecutable(buffer) abort
     return ale#node#FindExecutable(a:buffer, 'swift_swiftlint', [
-          \ 'Pods/SwiftLint/swiftlint',
-          \ 'ios/Pods/SwiftLint/swiftlint',
-          \ 'swiftlint',
-          \])
+    \ 'Pods/SwiftLint/swiftlint',
+    \ 'ios/Pods/SwiftLint/swiftlint',
+    \ 'swiftlint',
+    \])
 endfunction
 
 function! ale_linters#swift#swiftlint#GetCommand(buffer) abort
@@ -17,7 +17,7 @@ function! ale_linters#swift#swiftlint#GetCommand(buffer) abort
     let l:args = 'lint --use-stdin'
 
     return ale#Escape(l:executable)
-          \ . ' ' .l:args
+    \ . ' ' .l:args
 endfunction
 
 function! ale_linters#swift#swiftlint#Handle(buffer, lines) abort
@@ -26,10 +26,10 @@ function! ale_linters#swift#swiftlint#Handle(buffer, lines) abort
 
     for l:match in ale#util#GetMatches(a:lines, l:pattern)
         let l:item = {
-              \ 'lnum': str2nr(l:match[2]),
-              \ 'type': l:match[4] is# 'error' ? 'E' : 'W',
-              \ 'text': l:match[5],
-              \}
+        \   'lnum': str2nr(l:match[2]),
+        \   'type': l:match[4] is# 'error' ? 'E' : 'W',
+        \   'text': l:match[5],
+        \}
 
         if l:match[4] is# 'error'
             let l:item.type = 'E'
diff --git a/ale_linters/verilog/vlog.vim b/ale_linters/verilog/vlog.vim
index 1a1fcb6a..c7686291 100644
--- a/ale_linters/verilog/vlog.vim
+++ b/ale_linters/verilog/vlog.vim
@@ -17,11 +17,11 @@ function! ale_linters#verilog#vlog#Handle(buffer, lines) abort
     let l:output = []
 
     for l:match in ale#util#GetMatches(a:lines, l:pattern)
-      call add(l:output, {
-      \   'lnum': l:match[2] + 0,
-      \   'type': l:match[1] is? 'Error' ? 'E' : 'W',
-      \   'text': l:match[3],
-      \})
+        call add(l:output, {
+        \   'lnum': l:match[2] + 0,
+        \   'type': l:match[1] is? 'Error' ? 'E' : 'W',
+        \   'text': l:match[3],
+        \})
     endfor
 
     return l:output
diff --git a/ale_linters/verilog/xvlog.vim b/ale_linters/verilog/xvlog.vim
index db2227cd..52498f8f 100644
--- a/ale_linters/verilog/xvlog.vim
+++ b/ale_linters/verilog/xvlog.vim
@@ -16,11 +16,11 @@ function! ale_linters#verilog#xvlog#Handle(buffer, lines) abort
 
     " NOTE: `xvlog` only prints 'INFO' and 'ERROR' messages
     for l:match in ale#util#GetMatches(a:lines, l:pattern)
-      call add(l:output, {
-      \   'lnum': l:match[2] + 0,
-      \   'type': 'E',
-      \   'text': l:match[1],
-      \})
+        call add(l:output, {
+        \   'lnum': l:match[2] + 0,
+        \   'type': 'E',
+        \   'text': l:match[1],
+        \})
     endfor
 
     return l:output
diff --git a/ale_linters/vhdl/ghdl.vim b/ale_linters/vhdl/ghdl.vim
index 2aef6cd5..c21be242 100644
--- a/ale_linters/vhdl/ghdl.vim
+++ b/ale_linters/vhdl/ghdl.vim
@@ -6,7 +6,7 @@ call ale#Set('vhdl_ghdl_executable', 'ghdl')
 call ale#Set('vhdl_ghdl_options', '--std=08')
 
 function! ale_linters#vhdl#ghdl#GetCommand(buffer) abort
-   return '%e -s ' . ale#Pad(ale#Var(a:buffer, 'vhdl_ghdl_options')) . ' %t'
+    return '%e -s ' . ale#Pad(ale#Var(a:buffer, 'vhdl_ghdl_options')) . ' %t'
 endfunction
 
 function! ale_linters#vhdl#ghdl#Handle(buffer, lines) abort
diff --git a/ale_linters/vhdl/vcom.vim b/ale_linters/vhdl/vcom.vim
index 3df5633e..e4631b68 100644
--- a/ale_linters/vhdl/vcom.vim
+++ b/ale_linters/vhdl/vcom.vim
@@ -19,11 +19,11 @@ function! ale_linters#vhdl#vcom#Handle(buffer, lines) abort
     let l:output = []
 
     for l:match in ale#util#GetMatches(a:lines, l:pattern)
-      call add(l:output, {
-      \   'lnum': l:match[2] + 0,
-      \   'type': l:match[1] is? 'Error' ? 'E' : 'W',
-      \   'text': l:match[3],
-      \})
+        call add(l:output, {
+        \   'lnum': l:match[2] + 0,
+        \   'type': l:match[1] is? 'Error' ? 'E' : 'W',
+        \   'text': l:match[3],
+        \})
     endfor
 
     return l:output
diff --git a/ale_linters/vhdl/xvhdl.vim b/ale_linters/vhdl/xvhdl.vim
index c8336eac..6e0d411d 100644
--- a/ale_linters/vhdl/xvhdl.vim
+++ b/ale_linters/vhdl/xvhdl.vim
@@ -18,11 +18,11 @@ function! ale_linters#vhdl#xvhdl#Handle(buffer, lines) abort
 
     " NOTE: `xvhdl` only prints 'INFO' and 'ERROR' messages
     for l:match in ale#util#GetMatches(a:lines, l:pattern)
-      call add(l:output, {
-      \   'lnum': l:match[2] + 0,
-      \   'type': 'E',
-      \   'text': l:match[1],
-      \})
+        call add(l:output, {
+        \   'lnum': l:match[2] + 0,
+        \   'type': 'E',
+        \   'text': l:match[1],
+        \})
     endfor
 
     return l:output
diff --git a/ale_linters/xml/xmllint.vim b/ale_linters/xml/xmllint.vim
index 59f43d16..b003b096 100644
--- a/ale_linters/xml/xmllint.vim
+++ b/ale_linters/xml/xmllint.vim
@@ -29,27 +29,27 @@ function! ale_linters#xml#xmllint#Handle(buffer, lines) abort
         let l:match_message = matchlist(l:line, l:pattern_message)
 
         if !empty(l:match_message)
-          let l:line = l:match_message[2] + 0
-          let l:type = l:match_message[4] =~? 'warning' ? 'W' : 'E'
-          let l:text = l:match_message[3]
+            let l:line = l:match_message[2] + 0
+            let l:type = l:match_message[4] =~? 'warning' ? 'W' : 'E'
+            let l:text = l:match_message[3]
 
-          call add(l:output, {
-          \   'lnum': l:line,
-          \   'text': l:text,
-          \   'type': l:type,
-          \})
+            call add(l:output, {
+            \   'lnum': l:line,
+            \   'text': l:text,
+            \   'type': l:type,
+            \})
 
-          continue
+            continue
         endif
 
         " Parse column position
         let l:match_column_token = matchlist(l:line, l:pattern_column_token)
 
         if !empty(l:output) && !empty(l:match_column_token)
-          let l:previous = l:output[len(l:output) - 1]
-          let l:previous['col'] = len(l:match_column_token[0])
+            let l:previous = l:output[len(l:output) - 1]
+            let l:previous['col'] = len(l:match_column_token[0])
 
-          continue
+            continue
         endif
     endfor
 
diff --git a/autoload/ale/c.vim b/autoload/ale/c.vim
index 6ac2d398..031de885 100644
--- a/autoload/ale/c.vim
+++ b/autoload/ale/c.vim
@@ -86,8 +86,8 @@ function! ale#c#ParseCFlags(path_prefix, cflag_line) abort
         let l:next_option_index = l:option_index + 1
 
         " Join space-separated option
-        while l:next_option_index < len(l:split_lines) &&
-            \ stridx(l:split_lines[l:next_option_index], '-') != 0
+        while l:next_option_index < len(l:split_lines)
+        \&& stridx(l:split_lines[l:next_option_index], '-') != 0
             let l:next_option_index += 1
         endwhile
 
@@ -96,9 +96,9 @@ function! ale#c#ParseCFlags(path_prefix, cflag_line) abort
         call insert(l:split_lines, l:option, l:option_index)
 
         " Ignore invalid or conflicting options
-        if stridx(l:option, '-') != 0 ||
-            \ stridx(l:option, '-o') == 0 ||
-            \ stridx(l:option, '-c') == 0
+        if stridx(l:option, '-') != 0
+        \|| stridx(l:option, '-o') == 0
+        \|| stridx(l:option, '-c') == 0
             call remove(l:split_lines, l:option_index)
             let l:option_index = l:option_index - 1
         " Fix relative path
diff --git a/autoload/ale/completion.vim b/autoload/ale/completion.vim
index 9baf29fd..d0e27cc4 100644
--- a/autoload/ale/completion.vim
+++ b/autoload/ale/completion.vim
@@ -316,7 +316,7 @@ function! ale#completion#ParseTSServerCompletionEntryDetails(response) abort
 endfunction
 
 function! ale#completion#NullFilter(buffer, item) abort
-   return 1
+    return 1
 endfunction
 
 function! ale#completion#ParseLSPCompletions(response) abort
diff --git a/autoload/ale/filetypes.vim b/autoload/ale/filetypes.vim
index 6174aa0e..6cdc9ece 100644
--- a/autoload/ale/filetypes.vim
+++ b/autoload/ale/filetypes.vim
@@ -5,7 +5,7 @@ function! ale#filetypes#LoadExtensionMap() abort
     " Output includes:
     "    '*.erl setf erlang'
     redir => l:output
-       silent exec 'autocmd'
+        silent exec 'autocmd'
     redir end
 
     let l:map = {}
diff --git a/autoload/ale/fixers/jq.vim b/autoload/ale/fixers/jq.vim
index 1b743e49..cd9b9138 100644
--- a/autoload/ale/fixers/jq.vim
+++ b/autoload/ale/fixers/jq.vim
@@ -7,16 +7,16 @@ function! ale#fixers#jq#GetExecutable(buffer) abort
 endfunction
 
 function! ale#fixers#jq#Fix(buffer) abort
-     let l:options = ale#Var(a:buffer, 'json_jq_options')
-     let l:filters = ale#Var(a:buffer, 'json_jq_filters')
+    let l:options = ale#Var(a:buffer, 'json_jq_options')
+    let l:filters = ale#Var(a:buffer, 'json_jq_filters')
 
-     if empty(l:filters)
-         return 0
-     endif
+    if empty(l:filters)
+        return 0
+    endif
 
-     return {
-     \  'command': ale#Escape(ale#fixers#jq#GetExecutable(a:buffer))
-     \      . ' ' . l:filters . ' '
-     \      . l:options,
-     \}
+    return {
+    \  'command': ale#Escape(ale#fixers#jq#GetExecutable(a:buffer))
+    \      . ' ' . l:filters . ' '
+    \      . l:options,
+    \}
 endfunction
diff --git a/autoload/ale/fixers/prettier.vim b/autoload/ale/fixers/prettier.vim
index 95932474..0f99ae97 100644
--- a/autoload/ale/fixers/prettier.vim
+++ b/autoload/ale/fixers/prettier.vim
@@ -51,9 +51,9 @@ function! ale#fixers#prettier#ApplyFixForVersion(buffer, version_output) abort
         " filetype (scratch buffer), Prettier needs `parser` set to know how
         " to process the buffer.
         if ale#semver#GTE(l:version, [1, 16, 0])
-          let l:parser = 'babel'
+            let l:parser = 'babel'
         else
-          let l:parser = 'babylon'
+            let l:parser = 'babylon'
         endif
 
         let l:prettier_parsers = {
diff --git a/autoload/ale/fixers/qmlfmt.vim b/autoload/ale/fixers/qmlfmt.vim
index d750d1c4..90b25679 100644
--- a/autoload/ale/fixers/qmlfmt.vim
+++ b/autoload/ale/fixers/qmlfmt.vim
@@ -5,7 +5,7 @@ function! ale#fixers#qmlfmt#GetExecutable(buffer) abort
 endfunction
 
 function! ale#fixers#qmlfmt#Fix(buffer) abort
-     return {
-     \  'command': ale#Escape(ale#fixers#qmlfmt#GetExecutable(a:buffer)),
-     \}
+    return {
+    \  'command': ale#Escape(ale#fixers#qmlfmt#GetExecutable(a:buffer)),
+    \}
 endfunction
diff --git a/autoload/ale/fixers/stylelint.vim b/autoload/ale/fixers/stylelint.vim
index 30309c7e..6bfb2fde 100644
--- a/autoload/ale/fixers/stylelint.vim
+++ b/autoload/ale/fixers/stylelint.vim
@@ -5,13 +5,12 @@ call ale#Set('stylelint_executable', 'stylelint')
 call ale#Set('stylelint_use_global', get(g:, 'ale_use_global_executables', 0))
 
 function! ale#fixers#stylelint#GetExecutable(buffer) abort
-      return ale#node#FindExecutable(a:buffer, 'stylelint', [
-          \   'node_modules/stylelint/bin/stylelint.js',
-          \   'node_modules/.bin/stylelint',
-          \])
+    return ale#node#FindExecutable(a:buffer, 'stylelint', [
+    \   'node_modules/stylelint/bin/stylelint.js',
+    \   'node_modules/.bin/stylelint',
+    \])
 endfunction
 
-
 function! ale#fixers#stylelint#Fix(buffer) abort
     let l:executable = ale#fixers#stylelint#GetExecutable(a:buffer)
 
diff --git a/autoload/ale/go.vim b/autoload/ale/go.vim
index a166480a..cd7d9503 100644
--- a/autoload/ale/go.vim
+++ b/autoload/ale/go.vim
@@ -9,18 +9,18 @@ function! ale#go#FindProjectRoot(buffer) abort
     let l:filename = ale#path#Simplify(expand('#' . a:buffer . ':p'))
 
     for l:name in split($GOPATH, l:sep)
-      let l:path_dir = ale#path#Simplify(l:name)
+        let l:path_dir = ale#path#Simplify(l:name)
 
-      " Use the directory from GOPATH if the current filename starts with it.
-      if l:filename[: len(l:path_dir) - 1] is? l:path_dir
-          return l:path_dir
-      endif
+        " Use the directory from GOPATH if the current filename starts with it.
+        if l:filename[: len(l:path_dir) - 1] is? l:path_dir
+            return l:path_dir
+        endif
     endfor
 
     let l:default_go_path = ale#path#Simplify(expand('~/go'))
 
     if isdirectory(l:default_go_path)
-      return l:default_go_path
+        return l:default_go_path
     endif
 
     return ''
diff --git a/autoload/ale/handlers/flawfinder.vim b/autoload/ale/handlers/flawfinder.vim
index a650d6dd..b7d2bec3 100644
--- a/autoload/ale/handlers/flawfinder.vim
+++ b/autoload/ale/handlers/flawfinder.vim
@@ -1,3 +1,4 @@
+scriptencoding utf-8
 " Author: Christian Gibbons <cgibbons@gmu.edu>
 " Description: This file defines a handler function that should work for the
 " flawfinder format with the -CDQS flags.
@@ -30,7 +31,7 @@ function! ale#handlers#flawfinder#HandleFlawfinderFormat(buffer, lines) abort
         \   'lnum': str2nr(l:match[2]),
         \   'col': str2nr(l:match[3]),
         \   'type': (l:severity < ale#Var(a:buffer, 'c_flawfinder_error_severity'))
-            \   ? 'W' : 'E',
+        \       ? 'W' : 'E',
         \   'text': s:RemoveUnicodeQuotes(join(split(l:match[4])[1:]) . ': ' . l:match[5]),
         \}
 
diff --git a/autoload/ale/handlers/haskell.vim b/autoload/ale/handlers/haskell.vim
index 9e495b36..3613b1bb 100644
--- a/autoload/ale/handlers/haskell.vim
+++ b/autoload/ale/handlers/haskell.vim
@@ -66,11 +66,11 @@ function! ale#handlers#haskell#HandleGHCFormat(buffer, lines) abort
         let l:errors = matchlist(l:match[4], '\v([wW]arning|[eE]rror): ?(.*)')
 
         if len(l:errors) > 0
-          let l:ghc_type = l:errors[1]
-          let l:text = l:errors[2]
+            let l:ghc_type = l:errors[1]
+            let l:text = l:errors[2]
         else
-          let l:ghc_type = ''
-          let l:text = l:match[4][:0] is# ' ' ? l:match[4][1:] : l:match[4]
+            let l:ghc_type = ''
+            let l:text = l:match[4][:0] is# ' ' ? l:match[4][1:] : l:match[4]
         endif
 
         if l:ghc_type is? 'Warning'
diff --git a/autoload/ale/handlers/markdownlint.vim b/autoload/ale/handlers/markdownlint.vim
index 12fc501c..daaa1d66 100644
--- a/autoload/ale/handlers/markdownlint.vim
+++ b/autoload/ale/handlers/markdownlint.vim
@@ -7,10 +7,10 @@ function! ale#handlers#markdownlint#Handle(buffer, lines) abort
 
     for l:match in ale#util#GetMatches(a:lines, l:pattern)
         call add(l:output, {
-            \ 'lnum': l:match[1] + 0,
-            \ 'text': '(' . l:match[2] . l:match[3] . l:match[4] . ')' . l:match[5],
-            \ 'type': 'W',
-        \ })
+        \ 'lnum': l:match[1] + 0,
+        \ 'text': '(' . l:match[2] . l:match[3] . l:match[4] . ')' . l:match[5],
+        \ 'type': 'W',
+        \})
     endfor
 
     return l:output
diff --git a/autoload/ale/handlers/sml.vim b/autoload/ale/handlers/sml.vim
index 92c5f83b..e5e528a5 100644
--- a/autoload/ale/handlers/sml.vim
+++ b/autoload/ale/handlers/sml.vim
@@ -64,26 +64,27 @@ function! ale#handlers#sml#Handle(buffer, lines) abort
         let l:match2 = matchlist(l:line, l:pattern2)
 
         if len(l:match2) != 0
-          call add(l:out, {
-          \   'bufnr': a:buffer,
-          \   'lnum': l:match2[1] + 0,
-          \   'col' : l:match2[2] - 1,
-          \   'text': l:match2[3],
-          \   'type': l:match2[3] =~# '^Warning' ? 'W' : 'E',
-          \})
-          continue
+            call add(l:out, {
+            \   'bufnr': a:buffer,
+            \   'lnum': l:match2[1] + 0,
+            \   'col' : l:match2[2] - 1,
+            \   'text': l:match2[3],
+            \   'type': l:match2[3] =~# '^Warning' ? 'W' : 'E',
+            \})
+
+            continue
         endif
 
         let l:match = matchlist(l:line, l:pattern)
 
         if len(l:match) != 0
-          call add(l:out, {
-          \   'bufnr': a:buffer,
-          \   'lnum': l:match[1] + 0,
-          \   'text': l:match[2] . ': ' . l:match[3],
-          \   'type': l:match[2] is# 'error' ? 'E' : 'W',
-          \})
-          continue
+            call add(l:out, {
+            \   'bufnr': a:buffer,
+            \   'lnum': l:match[1] + 0,
+            \   'text': l:match[2] . ': ' . l:match[3],
+            \   'type': l:match[2] is# 'error' ? 'E' : 'W',
+            \})
+            continue
         endif
     endfor
 
diff --git a/autoload/ale/hover.vim b/autoload/ale/hover.vim
index 490cc406..873c9558 100644
--- a/autoload/ale/hover.vim
+++ b/autoload/ale/hover.vim
@@ -78,8 +78,8 @@ function! ale#hover#HandleLSPResponse(conn_id, response) abort
         let l:result = l:result.contents
 
         if type(l:result) is v:t_string
-             " The result can be just a string.
-             let l:result = [l:result]
+            " The result can be just a string.
+            let l:result = [l:result]
         endif
 
         if type(l:result) is v:t_dict
diff --git a/autoload/ale/lsp/response.vim b/autoload/ale/lsp/response.vim
index 5e62a29a..b91d875b 100644
--- a/autoload/ale/lsp/response.vim
+++ b/autoload/ale/lsp/response.vim
@@ -58,16 +58,20 @@ function! ale#lsp#response#ReadDiagnostics(response) abort
         if has_key(l:diagnostic, 'relatedInformation')
             let l:related = deepcopy(l:diagnostic.relatedInformation)
             call map(l:related, {key, val ->
-                \ ale#path#FromURI(val.location.uri) .
-                \ ':' . (val.location.range.start.line + 1) .
-                \ ':' . (val.location.range.start.character + 1) .
-                \ ":\n\t" . val.message
-                \ })
+            \   ale#path#FromURI(val.location.uri) .
+            \   ':' . (val.location.range.start.line + 1) .
+            \   ':' . (val.location.range.start.character + 1) .
+            \   ":\n\t" . val.message
+            \})
             let l:loclist_item.detail = l:diagnostic.message . "\n" . join(l:related, "\n")
         endif
 
         if has_key(l:diagnostic, 'source')
-           let l:loclist_item.detail = printf('[%s] %s', l:diagnostic.source, l:diagnostic.message)
+            let l:loclist_item.detail = printf(
+            \   '[%s] %s',
+            \   l:diagnostic.source,
+            \   l:diagnostic.message
+            \)
         endif
 
         call add(l:loclist, l:loclist_item)
diff --git a/autoload/ale/preview.vim b/autoload/ale/preview.vim
index 5b8fdcdb..a94da594 100644
--- a/autoload/ale/preview.vim
+++ b/autoload/ale/preview.vim
@@ -52,7 +52,8 @@ function! ale#preview#ShowSelection(item_list, ...) abort
         let l:filename = l:item.filename
 
         if get(l:options, 'use_relative_paths')
-          let l:filename = substitute(l:item.filename, '^' . getcwd() . l:sep, '', '') " no-custom-checks
+            let l:cwd = getcwd() " no-custom-checks
+            let l:filename = substitute(l:filename, '^' . l:cwd . l:sep, '', '')
         endif
 
         call add(
diff --git a/autoload/ale/python.vim b/autoload/ale/python.vim
index 8d6bf1f0..5c569561 100644
--- a/autoload/ale/python.vim
+++ b/autoload/ale/python.vim
@@ -48,7 +48,7 @@ function! ale#python#FindProjectRoot(buffer) abort
     let l:ini_root = ale#python#FindProjectRootIni(a:buffer)
 
     if !empty(l:ini_root)
-      return l:ini_root
+        return l:ini_root
     endif
 
     for l:path in ale#path#Upwards(expand('#' . a:buffer . ':p:h'))
diff --git a/autoload/ale/ruby.vim b/autoload/ale/ruby.vim
index 3d9c5a51..69d7a0c0 100644
--- a/autoload/ale/ruby.vim
+++ b/autoload/ale/ruby.vim
@@ -26,7 +26,7 @@ function! ale#ruby#FindProjectRoot(buffer) abort
     let l:dir = ale#ruby#FindRailsRoot(a:buffer)
 
     if isdirectory(l:dir)
-      return l:dir
+        return l:dir
     endif
 
     for l:name in ['.solargraph.yml', 'Rakefile', 'Gemfile']
diff --git a/autoload/ale/sign.vim b/autoload/ale/sign.vim
index af863682..fc1ea5b6 100644
--- a/autoload/ale/sign.vim
+++ b/autoload/ale/sign.vim
@@ -116,7 +116,7 @@ endfunction
 " Read sign data for a buffer to a list of lines.
 function! ale#sign#ReadSigns(buffer) abort
     redir => l:output
-       silent execute 'sign place buffer=' . a:buffer
+        silent execute 'sign place buffer=' . a:buffer
     redir end
 
     return split(l:output, "\n")
diff --git a/autoload/ale/statusline.vim b/autoload/ale/statusline.vim
index 3040985f..6b93ba51 100644
--- a/autoload/ale/statusline.vim
+++ b/autoload/ale/statusline.vim
@@ -78,8 +78,10 @@ endfunction
 function! s:UpdateCacheIfNecessary(buffer) abort
     " Cache is cold, so manually ask for an update.
     if !has_key(g:ale_buffer_info[a:buffer], 'count')
-        call ale#statusline#Update(a:buffer,
-            \ g:ale_buffer_info[a:buffer].loclist)
+        call ale#statusline#Update(
+        \   a:buffer,
+        \   g:ale_buffer_info[a:buffer].loclist
+        \)
     endif
 endfunction
 
diff --git a/autoload/ale/test.vim b/autoload/ale/test.vim
index e6ec70dc..9685fc81 100644
--- a/autoload/ale/test.vim
+++ b/autoload/ale/test.vim
@@ -55,9 +55,9 @@ endfunction
 
 function! s:RemoveModule(results) abort
     for l:item in a:results
-      if has_key(l:item, 'module')
-        call remove(l:item, 'module')
-      endif
+        if has_key(l:item, 'module')
+            call remove(l:item, 'module')
+        endif
     endfor
 endfunction
 
diff --git a/plugin/ale.vim b/plugin/ale.vim
index 1181fb21..b2e6bf8c 100644
--- a/plugin/ale.vim
+++ b/plugin/ale.vim
@@ -258,6 +258,6 @@ augroup ALECleanupGroup
     autocmd QuitPre * call ale#events#QuitEvent(str2nr(expand('<abuf>')))
 
     if exists('##VimSuspend')
-      autocmd VimSuspend * if exists('*ale#engine#CleanupEveryBuffer') | call ale#engine#CleanupEveryBuffer() | endif
+        autocmd VimSuspend * if exists('*ale#engine#CleanupEveryBuffer') | call ale#engine#CleanupEveryBuffer() | endif
     endif
 augroup END
diff --git a/test/script/block-padding-checker b/test/script/block-padding-checker
index b13c9b92..97ae7646 100755
--- a/test/script/block-padding-checker
+++ b/test/script/block-padding-checker
@@ -10,7 +10,7 @@ import re
 
 INDENTATION_RE = re.compile(r'^ *')
 COMMENT_LINE_RE = re.compile(r'^ *"')
-COMMAND_RE = re.compile(r'^ *([a-zA-Z]+)')
+COMMAND_RE = re.compile(r'^ *([a-zA-Z\\]+)')
 
 START_BLOCKS = set(['if', 'for', 'while', 'try', 'function'])
 END_BLOCKS = set(['endif', 'endfor', 'endwhile', 'endtry', 'endfunction'])
@@ -21,6 +21,7 @@ WHITESPACE_BEFORE_SET = START_BLOCKS | TERMINATORS
 WHITESPACE_FORBIDDEN_BEFORE_SET = END_BLOCKS | MIDDLE_BLOCKS
 WHITESPACE_AFTER_SET = END_BLOCKS
 WHITESPACE_FORBIDDEN_AFTER_SET = START_BLOCKS | MIDDLE_BLOCKS
+SAME_INDENTATION_SET = set(['\\'])
 
 
 def remove_comment_lines(line_iter):
@@ -44,7 +45,7 @@ def check_lines(line_iter):
             ):
                 yield (
                     line_number,
-                    'Blank line forbidden after `%s`' % (command,)
+                    'Blank line forbidden after `%s`' % (previous_command,)
                 )
 
             previous_line_blank = True
@@ -56,6 +57,26 @@ def check_lines(line_iter):
             if command_match:
                 command = command_match.group(1)
 
+                if (
+                    command in SAME_INDENTATION_SET
+                    and previous_indentation_level is not None
+                    and indentation_level != previous_indentation_level
+                ):
+                    yield (
+                        line_number,
+                        'Line continuation should match previous indentation'
+                    )
+
+                if (
+                    previous_indentation_level is not None
+                    and indentation_level != previous_indentation_level
+                    and abs(indentation_level - previous_indentation_level) != 4
+                ):
+                    yield (
+                        line_number,
+                        'Indentation should be 4 spaces'
+                    )
+
                 # Check for commands requiring blank lines before them, if they
                 # aren't at the start of a block.
                 if (