Update

1 files changed, 15 insertions, 1 deletions

diff --git a/syntax/lua.vim b/syntax/lua.vim
index e86b8637..36956285 100644
--- a/syntax/lua.vim
+++ b/syntax/lua.vim
@@ -13,6 +13,11 @@ if !exists("main_syntax")
   let main_syntax = 'lua'
 endif
 
+if exists('g:lua_syntax_fancynotequal') && !has('conceal')
+  unlet g:lua_syntax_fancynotequal
+endif
+
+
 syntax sync fromstart
 
 function! s:FoldableRegion(tag, name, expr)
@@ -40,7 +45,11 @@ syntax region luaBracket transparent matchgroup=luaBrackets start="\[" end="\]"
 syntax match  luaComma ","
 syntax match  luaSemiCol ";"
 if !exists('g:lua_syntax_nosymboloperator')
-  syntax match luaSymbolOperator "[#<>=~^&|*/%+-]\|\.\."
+  if exists('g:lua_syntax_fancynotequal')
+    syntax match luaNotEqOperator "\V~=" conceal cchar=≠
+    setlocal conceallevel=2
+  endi
+  syntax match luaSymbolOperator "[#<>=~^&|*/%+-]\|\.\." contains=luaNotEqOperator
 endi
 syntax match  luaEllipsis "\.\.\."
 
@@ -229,6 +238,7 @@ if version >= 508 || !exists("did_lua_syn_inits")
   HiLink luaLocal            Type
   HiLink luaNumber           Number
   HiLink luaSymbolOperator   luaOperator
+  HiLink luaNotEqOperator    luaOperator
   HiLink luaOperator         Operator
   HiLink luaRepeat           Repeat
   HiLink luaSemiCol          Delimiter
@@ -240,6 +250,10 @@ if version >= 508 || !exists("did_lua_syn_inits")
   HiLink luaStringSpecial    SpecialChar
   HiLink luaErrHand          Exception
 
+  if exists('g:lua_syntax_fancynotequal')
+    hi! link Conceal luaOperator
+  endi
+
   delcommand HiLink
 end