From 69194ed8537cf1f1d9fb9281df26b23d7360074b Mon Sep 17 00:00:00 2001
From: Holger Rapp <hrapp@google.com>
Date: Tue, 18 Feb 2014 18:57:43 +0100
Subject: [PATCH] Added syntax highlighting for leading spaces, as they are
 most likely wrong.

---
 syntax/snippets.vim | 40 +++++++++++++++++++++-------------------
 1 file changed, 21 insertions(+), 19 deletions(-)

diff --git a/syntax/snippets.vim b/syntax/snippets.vim
index 1e9fda0..cacafb3 100644
--- a/syntax/snippets.vim
+++ b/syntax/snippets.vim
@@ -15,6 +15,7 @@ syn keyword snipTODO FIXME NOTE NOTES TODO XXX contained
 syn match snipDocString '"[^"]*"$'
 syn match snipString '"[^"]*"'
 syn match snipTabsOnly "^\t\+$"
+syn match snipLeadingSpaces "^\t* \+"
 
 syn match snipKeyword "\(\<\(end\)\?\(snippet\|global\)\>\)\|extends\|clearsnippets" contained
 
@@ -30,39 +31,40 @@ syn region snipVimLCommand contained keepend start="`!v" end="`" contained conta
 syn match snipVar "\$\d*" contained
 syn region snipVisual matchgroup=Define start="\${VISUAL" end="}" contained
 syn region snipVarExpansion matchgroup=Define start="\${\d*" end="}" contained contains=snipVar,snipVarExpansion,snipCommand
-syn region snippet fold keepend start="^snippet" end="^endsnippet" contains=snipStart,snipEnd,snipTabsOnly,snipCommand,snipVarExpansion,snipVar,snipVisual
+syn region snippet fold keepend start="^snippet" end="^endsnippet" contains=snipStart,snipEnd,snipTabsOnly,snipLeadingSpaces,snipCommand,snipVarExpansion,snipVar,snipVisual
 
 " global definitions
 syn match snipGlobalStart "^global.*" contained contains=snipKeyword,snipString
 syn match snipGlobalEnd "^endglobal" contained contains=snipKeyword
-syn region snipGlobal fold keepend start="^global" end="^endglobal" contains=snipGlobalStart,snipGlobalEnd,snipTabsOnly,snipCommand,snipVarExpansion,snipVar,@Python
+syn region snipGlobal fold keepend start="^global" end="^endglobal" contains=snipGlobalStart,snipGlobalEnd,snipLeadingSpaces,snipTabsOnly,snipCommand,snipVarExpansion,snipVar,@Python
 
 " snippet clearing
 syn match snipClear "^clearsnippets"
 
 " highlighting rules
 
-hi link snipComment      Comment
-hi link snipString       String
-hi link snipDocString    String
-hi link snipTabsOnly     Error
+hi link snipComment          Comment
+hi link snipLeadingSpaces    Error
+hi link snipString           String
+hi link snipDocString        String
+hi link snipTabsOnly         Error
 
-hi link snipKeyword      Keyword
+hi link snipKeyword          Keyword
 
-hi link snipExtends      Statement
+hi link snipExtends          Statement
 
-hi link snipStart        Statement
-hi link snipEnd          Statement
-hi link snipCommand      Special
-hi link snipVar          StorageClass
-hi link snipVarExpansion Normal
-hi link snipVisual       Normal
-hi link snippet          Normal
+hi link snipStart            Statement
+hi link snipEnd              Statement
+hi link snipCommand          Special
+hi link snipVar              StorageClass
+hi link snipVarExpansion     Normal
+hi link snipVisual           Normal
+hi link snippet              Normal
 
-hi link snipGlobalStart  Statement
-hi link snipGlobalEnd    Statement
-hi link snipGlobal       Normal
+hi link snipGlobalStart      Statement
+hi link snipGlobalEnd        Statement
+hi link snipGlobal           Normal
 
-hi link snipClear        Statement
+hi link snipClear            Statement
 
 let b:current_syntax = "snippet"