Updated runtime files.

18 files changed, 319 insertions, 185 deletions

diff --git a/runtime/syntax/abel.vim b/runtime/syntax/abel.vim
index fde9be3dda..05e8dac913 100644
--- a/runtime/syntax/abel.vim
+++ b/runtime/syntax/abel.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	ABEL
-" Maintainer:	John Cook <john.cook@kla-tencor.com>
-" Last Change:	2001 Sep 2
+" Maintainer:	John Cook <johncook3@gmail.com>
+" Last Change:	2011 Dec 27
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -11,6 +11,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " this language is oblivious to case
 syn case ignore
 
@@ -164,4 +167,8 @@ if version >= 508 || !exists("did_abel_syn_inits")
 endif
 
 let b:current_syntax = "abel"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
 " vim:ts=8
diff --git a/runtime/syntax/art.vim b/runtime/syntax/art.vim
index c1faddb1ef..855119810b 100644
--- a/runtime/syntax/art.vim
+++ b/runtime/syntax/art.vim
@@ -2,12 +2,15 @@
 " Language:      ART-IM and ART*Enterprise
 " Maintainer:    Dorai Sitaram <ds26@gte.com>
 " URL:		 http://www.ccs.neu.edu/~dorai/vimplugins/vimplugins.html
-" Last Change:   Nov 6, 2002
+" Last Change:   2011 Dec 28 by Thilo Six
 
 if exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 syn case ignore
 
 syn keyword artspform => and assert bind
@@ -42,3 +45,6 @@ hi def link artspform statement
 hi def link artvariable function
 
 let b:current_syntax = "art"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/runtime/syntax/ayacc.vim b/runtime/syntax/ayacc.vim
index be91e2f7ef..fedd0e80a0 100644
--- a/runtime/syntax/ayacc.vim
+++ b/runtime/syntax/ayacc.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	AYacc
 " Maintainer:	Mathieu Clabaut <mathieu.clabaut@free.fr>
-" LastChange:	02 May 2001
+" LastChange:	2011 Dec 25
 " Original:	Yacc, maintained by Dr. Charles E. Campbell, Jr.
 " Comment:	     Replaced sourcing c.vim file by ada.vim and rename yacc*
 "		in ayacc*
@@ -22,6 +22,9 @@ else
    unlet b:current_syntax
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Clusters
 syn cluster	ayaccActionGroup	contains=ayaccDelim,cInParen,cTodo,cIncluded,ayaccDelim,ayaccCurlyError,ayaccUnionCurly,ayaccUnion,cUserLabel,cOctalZero,cCppOut2,cCppSkip,cErrInBracket,cErrInParen,cOctalError
 syn cluster	ayaccUnionGroup	contains=ayaccKey,cComment,ayaccCurly,cType,cStructure,cStorageClass,ayaccUnionCurly
@@ -83,4 +86,6 @@ endif
 
 let b:current_syntax = "ayacc"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=15
diff --git a/runtime/syntax/basic.vim b/runtime/syntax/basic.vim
index ee500178c9..c72032da27 100644
--- a/runtime/syntax/basic.vim
+++ b/runtime/syntax/basic.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	BASIC
 " Maintainer:	Allan Kelly <allan@fruitloaf.co.uk>
-" Last Change:	Tue Sep 14 14:24:23 BST 1999
+" Last Change:  2011 Dec 25 by Thilo Six
 
 " First version based on Micro$soft QBASIC circa 1989, as documented in
 " 'Learn BASIC Now' by Halvorson&Rygmyr. Microsoft Press 1989.
@@ -16,6 +16,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " A bunch of useful BASIC keywords
 syn keyword basicStatement	BEEP beep Beep BLOAD bload Bload BSAVE bsave Bsave
 syn keyword basicStatement	CALL call Call ABSOLUTE absolute Absolute
@@ -171,4 +174,6 @@ endif
 
 let b:current_syntax = "basic"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=8
diff --git a/runtime/syntax/bib.vim b/runtime/syntax/bib.vim
index cf4bba84f6..3743fb0dc6 100644
--- a/runtime/syntax/bib.vim
+++ b/runtime/syntax/bib.vim
@@ -2,7 +2,7 @@
 " Language:	BibTeX (bibliographic database format for (La)TeX)
 " Maintainer:	Bernd Feige <Bernd.Feige@gmx.net>
 " Filenames:	*.bib
-" Last Change:	Mar 23, 2011
+" Last Change:	2011 Dec 25
 
 " Thanks to those who pointed out problems with this file or supplied fixes!
 
@@ -16,6 +16,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Ignore case
 syn case ignore
 
@@ -93,3 +96,6 @@ if version >= 508 || !exists("did_bib_syn_inits")
 endif
 
 let b:current_syntax = "bib"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/runtime/syntax/blank.vim b/runtime/syntax/blank.vim
index 855433995e..60251c966c 100644
--- a/runtime/syntax/blank.vim
+++ b/runtime/syntax/blank.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:     Blank 1.4.1
 " Maintainer:   Rafal M. Sulejman <unefunge@friko2.onet.pl>
-" Last change:  21 Jul 2000
+" Last change:  2011 Dec 28 by Thilo Six
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -11,6 +11,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 syn case ignore
 
 " Blank instructions
@@ -43,4 +46,7 @@ if version >= 508 || !exists("did_blank_syntax_inits")
 endif
 
 let b:current_syntax = "blank"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=8
diff --git a/runtime/syntax/c.vim b/runtime/syntax/c.vim
index 8ce0ff115f..aef59a607f 100644
--- a/runtime/syntax/c.vim
+++ b/runtime/syntax/c.vim
@@ -1,13 +1,16 @@
 " Vim syntax file
 " Language:	C
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2011 Sep 07
+" Last Change:	2011 Dec 30
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " A bunch of useful C keywords
 syn keyword	cStatement	goto break return continue asm
 syn keyword	cLabel		case default
@@ -390,4 +393,6 @@ hi def link cCppOut		Comment
 
 let b:current_syntax = "c"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=8
diff --git a/runtime/syntax/clean.vim b/runtime/syntax/clean.vim
index 233ecbda10..10dc9cab39 100644
--- a/runtime/syntax/clean.vim
+++ b/runtime/syntax/clean.vim
@@ -2,7 +2,7 @@
 " Language:		Clean
 " Author:		Pieter van Engelen <pietere@sci.kun.nl>
 " Co-Author:	Arthur van Leeuwen <arthurvl@sci.kun.nl>
-" Last Change:	Fri Sep 29 11:35:34 CEST 2000
+" Last Change:	2011 Dec 25 by Thilo Six
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -12,6 +12,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Some Clean-keywords
 syn keyword cleanConditional if case
 syn keyword cleanLabel let! with where in of
@@ -91,4 +94,6 @@ endif
 
 let b:current_syntax = "clean"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=4
diff --git a/runtime/syntax/clipper.vim b/runtime/syntax/clipper.vim
index 989b257f7d..1a10a2dca2 100644
--- a/runtime/syntax/clipper.vim
+++ b/runtime/syntax/clipper.vim
@@ -2,7 +2,7 @@
 " Language:	Clipper 5.2 & FlagShip
 " Maintainer:	C R Zamana <zamana@zip.net>
 " Some things based on c.vim by Bram Moolenaar and pascal.vim by Mario Eusebio
-" Last Change:	Sat Sep 09 2000
+" Last Change:	2011 Dec 29 by Thilo Six
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -12,6 +12,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Exceptions for my "Very Own" (TM) user variables naming style.
 " If you don't like this, comment it
 syn match  clipperUserVariable	"\<[a,b,c,d,l,n,o,u,x][A-Z][A-Za-z0-9_]*\>"
@@ -140,4 +143,6 @@ endif
 
 let b:current_syntax = "clipper"
 
-" vim: ts=4
+let &cpo = s:cpo_save
+unlet s:cpo_save
+" vim: ts=8
diff --git a/runtime/syntax/csc.vim b/runtime/syntax/csc.vim
index 8d67334aae..5493b17f5f 100644
--- a/runtime/syntax/csc.vim
+++ b/runtime/syntax/csc.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language: Essbase script
 " Maintainer:	Raul Segura Acevedo <raulseguraaceved@netscape.net>
-" Last change:	2001 Sep 25
+" Last change:	2011 Dec 25 by Thilo Six
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -11,6 +11,9 @@ elseif exists("b:current_syntax")
 	finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " folds: fix/endfix and comments
 sy	region	EssFold start="\<Fix" end="EndFix" transparent fold
 
@@ -196,4 +199,6 @@ endif
 
 let b:current_syntax = "csc"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=8
diff --git a/runtime/syntax/cupl.vim b/runtime/syntax/cupl.vim
index 9f804c76c4..545d873af2 100644
--- a/runtime/syntax/cupl.vim
+++ b/runtime/syntax/cupl.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	CUPL
-" Maintainer:	John Cook <john.cook@kla-tencor.com>
-" Last Change:	2001 Apr 25
+" Maintainer:	John Cook <johncook3@gmail.com>
+" Last Change:	2011 Dec 27
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -11,6 +11,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " this language is oblivious to case.
 syn case ignore
 
@@ -127,4 +130,8 @@ if version >= 508 || !exists("did_cupl_syn_inits")
 endif
 
 let b:current_syntax = "cupl"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
 " vim:ts=8
diff --git a/runtime/syntax/cweb.vim b/runtime/syntax/cweb.vim
index 4062b0a4ec..39b593d2be 100644
--- a/runtime/syntax/cweb.vim
+++ b/runtime/syntax/cweb.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	CWEB
 " Maintainer:	Andreas Scherer <andreas.scherer@pobox.com>
-" Last Change:	April 30, 2001
+" Last Change:	2011 Dec 25 by Thilo Six
 
 " Details of the CWEB language can be found in the article by Donald E. Knuth
 " and Silvio Levy, "The CWEB System of Structured Documentation", included as
@@ -36,6 +36,9 @@ endif
 " C/C++ section of a CWEB chunk or in inner C/C++ context in "|...|" groups.
 syntax include @webIncludedC <sfile>:p:h/cpp.vim
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Inner C/C++ context (ICC) should be quite simple as it's comprised of
 " material in "|...|"; however the naive definition for this region would
 " hickup at the innocious "\|" TeX macro.  Note: For the time being we expect
@@ -77,4 +80,6 @@ endif
 
 let b:current_syntax = "cweb"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=8
diff --git a/runtime/syntax/fortran.vim b/runtime/syntax/fortran.vim
index 1c43a3ae28..e1d82ac0aa 100644
--- a/runtime/syntax/fortran.vim
+++ b/runtime/syntax/fortran.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	Fortran95 (and Fortran90, Fortran77, F and elf90)
-" Version:	0.89
-" Last Change:	2010 July 21
+" Version:	0.90
+" Last Change:	2011 Dec. 28
 " Maintainer:	Ajit J. Thakkar (ajit AT unb.ca); <http://www.unb.ca/chem/ajit/>
 " Usage:	For instructions, do :help fortran-syntax from Vim
 " Credits:
@@ -19,6 +19,9 @@ elseif exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " let b:fortran_dialect = fortran_dialect if set correctly by user
 if exists("fortran_dialect")
   if fortran_dialect =~ '\<\(f\(9[05]\|77\)\|elf\|F\)\>'
@@ -257,7 +260,7 @@ if b:fortran_dialect != "f77"
   syn match  fortranType	"\<end\s*type"
   syn match  fortranType	"\<in\s*out"
 
-  syn keyword fortranUnitHeaderEx	procedure
+  syn keyword fortranType	procedure
   syn keyword fortranIOEx		namelist
   syn keyword fortranConditionalEx	while
   syn keyword fortran90IntrinsicEx	achar iachar transfer
@@ -306,13 +309,15 @@ if b:fortran_dialect == "f95"
   syn keyword fortran03ReadWrite	flush wait
   syn keyword fortran03IO	        decimal round iomsg
   syn keyword fortran03Type             asynchronous nopass non_overridable pass protected volatile abstract extends import
-  syn keyword fortran03Type             non_intrinsic value bind deferred generic final enumerator class
+  syn keyword fortran03Type             non_intrinsic value bind deferred generic final enumerator
+  syn match fortran03Type               "\<class\>"
   syn match fortran03Type               "\<associate\>"
   syn match fortran03Type               "\<end\s*associate"
   syn match fortran03Type               "\<enum\s*,\s*bind\s*(\s*c\s*)"
   syn match fortran03Type               "\<end\s*enum"
   syn match fortran03Conditional	"\<select\s*type"
   syn match fortran03Conditional        "\<type\s*is\>"
+  syn match fortran03Conditional        "\<class\s*is\>"
   syn match fortran03UnitHeader         "\<abstract\s*interface\>"
   syn match fortran03Operator           "\([\|]\)"
 
@@ -537,4 +542,6 @@ endif
 
 let b:current_syntax = "fortran"
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: ts=8 tw=132
diff --git a/runtime/syntax/gitolite.vim b/runtime/syntax/gitolite.vim
index 6963ac7959..718aad0de9 100644
--- a/runtime/syntax/gitolite.vim
+++ b/runtime/syntax/gitolite.vim
@@ -2,12 +2,15 @@
 " Language:	gitolite configuration
 " URL:		https://github.com/tmatilai/gitolite.vim
 " Maintainer:	Teemu Matilainen <teemu.matilainen@iki.fi>
-" Last Change:	2011-10-18
+" Last Change:	2011-12-25
 
 if exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Comment
 syn match	gitoliteComment		"\(^\|\s\)#.*" contains=gitoliteTodo
 syn keyword	gitoliteTodo		TODO FIXME XXX NOT contained
@@ -78,3 +81,6 @@ hi def link gitoliteInclude		Include
 hi def link gitoliteString		String
 
 let b:current_syntax = "gitolite"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/runtime/syntax/java.vim b/runtime/syntax/java.vim
index d11afa8b6e..13ca62ca45 100644
--- a/runtime/syntax/java.vim
+++ b/runtime/syntax/java.vim
@@ -1,7 +1,7 @@
 " Vim syntax file " Language:	  Java
 " Maintainer:	Claudio Fleiner <claudio@fleiner.com>
 " URL:		http://www.fleiner.com/vim/syntax/java.vim
-" Last Change:	2010 March 23
+" Last Change:	2011 Dec 30
 
 " Please check :help java.vim for comments on some of the options available.
 
@@ -120,11 +120,8 @@ syn region  javaLabelRegion	transparent matchgroup=javaLabel start="\<case\>" ma
 syn match   javaUserLabel	"^\s*[_$a-zA-Z][_$a-zA-Z0-9_]*\s*:"he=e-1 contains=javaLabel
 syn keyword javaLabel		default
 
-if !exists("java_allow_cpp_keywords")
-  syn keyword javaError auto delete extern friend inline redeclared
-  syn keyword javaError register signed sizeof struct template typedef union
-  syn keyword javaError unsigned operator
-endif
+" highlighting C++ keywords as errors removed, too many people find it
+" annoying.  Was: if !exists("java_allow_cpp_keywords")
 
 " The following cluster contains all java groups except the contained ones
 syn cluster javaTop add=javaExternal,javaError,javaError,javaBranch,javaLabelRegion,javaLabel,javaConditional,javaRepeat,javaBoolean,javaConstant,javaTypedef,javaOperator,javaType,javaType,javaStatement,javaStorageClass,javaAssert,javaExceptions,javaMethodDecl,javaClassDecl,javaClassDecl,javaClassDecl,javaScopeDecl,javaError,javaError2,javaUserLabel,javaLangObject,javaAnnotation,javaVarArg
diff --git a/runtime/syntax/kwt.vim b/runtime/syntax/kwt.vim
index 47be7a804e..4c2c9d9dc0 100644
--- a/runtime/syntax/kwt.vim
+++ b/runtime/syntax/kwt.vim
@@ -1,6 +1,6 @@
 " Vim syntax file
 " Language:	kimwitu++
-" Maintainer:	Michael Piefel <piefel@informatik.hu-berlin.de>
+" Maintainer:	Michael Piefel <entwurf@piefel.de>
 " Last Change:	2 May 2001
 
 " For version 5.x: Clear all syntax items
diff --git a/runtime/syntax/lua.vim b/runtime/syntax/lua.vim
index c40c6285c2..18e97ff534 100644
--- a/runtime/syntax/lua.vim
+++ b/runtime/syntax/lua.vim
@@ -1,11 +1,11 @@
 " Vim syntax file
-" Language:	Lua 4.0, Lua 5.0 and Lua 5.1
-" Maintainer:	Marcus Aurelius Farias <marcus.cf 'at' bol com br>
+" Language:	Lua 4.0, Lua 5.0, Lua 5.1 and Lua 5.2
+" Maintainer:	Marcus Aurelius Farias <masserahguard-lua 'at' yahoo com>
 " First Author:	Carlos Augusto Teixeira Mendes <cmendes 'at' inf puc-rio br>
-" Last Change:	2006 Aug 10
+" Last Change:	2011 Dec 20
 " Options:	lua_version = 4 or 5
-"		lua_subversion = 0 (4.0, 5.0) or 1 (5.1)
-"		default 5.1
+"		lua_subversion = 0 (4.0, 5.0) or 1 (5.1) or 2 (5.2)
+"		default 5.2
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -16,9 +16,9 @@ elseif exists("b:current_syntax")
 endif
 
 if !exists("lua_version")
-  " Default is lua 5.1
+  " Default is lua 5.2
   let lua_version = 5
-  let lua_subversion = 1
+  let lua_subversion = 2
 elseif !exists("lua_subversion")
   " lua_version exists, but lua_subversion doesn't. So, set it to 0
   let lua_subversion = 0
@@ -30,14 +30,14 @@ syn case match
 syn sync minlines=100
 
 " Comments
-syn keyword luaTodo             contained TODO FIXME XXX
-syn match   luaComment          "--.*$" contains=luaTodo,@Spell
+syn keyword luaTodo            contained TODO FIXME XXX
+syn match   luaComment         "--.*$" contains=luaTodo,@Spell
 if lua_version == 5 && lua_subversion == 0
-  syn region  luaComment        matchgroup=luaComment start="--\[\[" end="\]\]" contains=luaTodo,luaInnerComment,@Spell
-  syn region  luaInnerComment   contained transparent start="\[\[" end="\]\]"
+  syn region luaComment        matchgroup=luaComment start="--\[\[" end="\]\]" contains=luaTodo,luaInnerComment,@Spell
+  syn region luaInnerComment   contained transparent start="\[\[" end="\]\]"
 elseif lua_version > 5 || (lua_version == 5 && lua_subversion >= 1)
   " Comments in Lua 5.1: --[[ ... ]], [=[ ... ]=], [===[ ... ]===], etc.
-  syn region  luaComment        matchgroup=luaComment start="--\[\z(=*\)\[" end="\]\z1\]" contains=luaTodo,@Spell
+  syn region luaComment        matchgroup=luaComment start="--\[\z(=*\)\[" end="\]\z1\]" contains=luaTodo,@Spell
 endif
 
 " First line may start with #!
@@ -46,59 +46,66 @@ syn match luaComment "\%^#!.*"
 " catch errors caused by wrong parenthesis and wrong curly brackets or
 " keywords placed outside their respective blocks
 
-syn region luaParen transparent start='(' end=')' contains=ALLBUT,luaError,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaCondStart,luaBlock,luaRepeatBlock,luaRepeat,luaStatement
-syn match  luaError ")"
+syn region luaParen transparent start='(' end=')' contains=TOP,luaParenError
+syn match  luaParenError ")"
 syn match  luaError "}"
 syn match  luaError "\<\%(end\|else\|elseif\|then\|until\|in\)\>"
 
 " Function declaration
-syn region luaFunctionBlock transparent matchgroup=luaFunction start="\<function\>" end="\<end\>" contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaRepeat
+syn region luaFunctionBlock transparent matchgroup=luaFunction start="\<function\>" end="\<end\>" contains=TOP
 
-" if then else elseif end
-syn keyword luaCond contained else
+" else
+syn keyword luaCondElse matchgroup=luaCond contained containedin=luaCondEnd else
 
 " then ... end
-syn region luaCondEnd contained transparent matchgroup=luaCond start="\<then\>" end="\<end\>" contains=ALLBUT,luaTodo,luaSpecial,luaRepeat
+syn region luaCondEnd contained transparent matchgroup=luaCond start="\<then\>" end="\<end\>" contains=TOP
 
 " elseif ... then
-syn region luaCondElseif contained transparent matchgroup=luaCond start="\<elseif\>" end="\<then\>" contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaRepeat
+syn region luaCondElseif contained containedin=luaCondEnd transparent matchgroup=luaCond start="\<elseif\>" end="\<then\>" contains=TOP
 
 " if ... then
-syn region luaCondStart transparent matchgroup=luaCond start="\<if\>" end="\<then\>"me=e-4 contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaRepeat nextgroup=luaCondEnd skipwhite skipempty
+syn region luaCondStart transparent matchgroup=luaCond start="\<if\>" end="\<then\>"me=e-4 contains=TOP nextgroup=luaCondEnd skipwhite skipempty
 
 " do ... end
-syn region luaBlock transparent matchgroup=luaStatement start="\<do\>" end="\<end\>" contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaRepeat
-
+syn region luaBlock transparent matchgroup=luaStatement start="\<do\>" end="\<end\>" contains=TOP
 " repeat ... until
-syn region luaRepeatBlock transparent matchgroup=luaRepeat start="\<repeat\>" end="\<until\>" contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaRepeat
+syn region luaRepeatBlock transparent matchgroup=luaRepeat start="\<repeat\>" end="\<until\>" contains=TOP
 
 " while ... do
-syn region luaRepeatBlock transparent matchgroup=luaRepeat start="\<while\>" end="\<do\>"me=e-2 contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaRepeat nextgroup=luaBlock skipwhite skipempty
+syn region luaWhile transparent matchgroup=luaRepeat start="\<while\>" end="\<do\>"me=e-2 contains=TOP nextgroup=luaBlock skipwhite skipempty
 
 " for ... do and for ... in ... do
-syn region luaRepeatBlock transparent matchgroup=luaRepeat start="\<for\>" end="\<do\>"me=e-2 contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd nextgroup=luaBlock skipwhite skipempty
+syn region luaFor transparent matchgroup=luaRepeat start="\<for\>" end="\<do\>"me=e-2 contains=TOP nextgroup=luaBlock skipwhite skipempty
 
-" Following 'else' example. This is another item to those
-" contains=ALLBUT,... because only the 'for' luaRepeatBlock contains it.
-syn keyword luaRepeat contained in
+syn keyword luaFor contained containedin=luaFor in
 
 " other keywords
 syn keyword luaStatement return local break
-syn keyword luaOperator  and or not
-syn keyword luaConstant  nil
+if lua_version > 5 || (lua_version == 5 && lua_subversion >= 2)
+  syn keyword luaStatement goto
+  syn match luaLabel "::\I\i*::"
+endif
+syn keyword luaOperator and or not
+syn keyword luaConstant nil
 if lua_version > 4
   syn keyword luaConstant true false
 endif
 
 " Strings
 if lua_version < 5
-  syn match  luaSpecial contained "\\[\\abfnrtv\'\"]\|\\\d\{,3}"
-elseif lua_version == 5 && lua_subversion == 0
-  syn match  luaSpecial contained "\\[\\abfnrtv\'\"[\]]\|\\\d\{,3}"
-  syn region luaString2 matchgroup=luaString start=+\[\[+ end=+\]\]+ contains=luaString2,@Spell
-elseif lua_version > 5 || (lua_version == 5 && lua_subversion >= 1)
-  syn match  luaSpecial contained "\\[\\abfnrtv\'\"]\|\\\d\{,3}"
-  syn region luaString2 matchgroup=luaString start="\[\z(=*\)\[" end="\]\z1\]" contains=@Spell
+  syn match  luaSpecial contained "\\[\\abfnrtv\'\"]\|\\[[:digit:]]\{,3}"
+elseif lua_version == 5
+  if lua_subversion == 0
+    syn match  luaSpecial contained #\\[\\abfnrtv'"[\]]\|\\[[:digit:]]\{,3}#
+    syn region luaString2 matchgroup=luaString start=+\[\[+ end=+\]\]+ contains=luaString2,@Spell
+  else
+    if lua_subversion == 1
+      syn match  luaSpecial contained #\\[\\abfnrtv'"]\|\\[[:digit:]]\{,3}#
+    else " Lua 5.2
+      syn match  luaSpecial contained #\\[\\abfnrtvz'"]\|\\x[[:xdigit:]]\{2}\|\\[[:digit:]]\{,3}#
+    endif
+    syn region luaString2 matchgroup=luaString start="\[\z(=*\)\[" end="\]\z1\]" contains=@Spell
+  endif
 endif
 syn region luaString  start=+'+ end=+'+ skip=+\\\\\|\\'+ contains=luaSpecial,@Spell
 syn region luaString  start=+"+ end=+"+ skip=+\\\\\|\\"+ contains=luaSpecial,@Spell
@@ -106,19 +113,23 @@ syn region luaString  start=+"+ end=+"+ skip=+\\\\\|\\"+ contains=luaSpecial,@Sp
 " integer number
 syn match luaNumber "\<\d\+\>"
 " floating point number, with dot, optional exponent
-syn match luaFloat  "\<\d\+\.\d*\%(e[-+]\=\d\+\)\=\>"
+syn match luaNumber  "\<\d\+\.\d*\%([eE][-+]\=\d\+\)\=\>"
 " floating point number, starting with a dot, optional exponent
-syn match luaFloat  "\.\d\+\%(e[-+]\=\d\+\)\=\>"
+syn match luaNumber  "\.\d\+\%([eE][-+]\=\d\+\)\=\>"
 " floating point number, without dot, with exponent
-syn match luaFloat  "\<\d\+e[-+]\=\d\+\>"
+syn match luaNumber  "\<\d\+[eE][-+]\=\d\+\>"
 
 " hex numbers
-if lua_version > 5 || (lua_version == 5 && lua_subversion >= 1)
-  syn match luaNumber "\<0x\x\+\>"
+if lua_version >= 5
+  if lua_subversion == 1
+    syn match luaNumber "\<0[xX]\x\+\>"
+  elseif lua_subversion >= 2
+    syn match luaNumber "\<0[xX][[:xdigit:].]\+\%([pP][-+]\=\d\+\)\=\>"
+  endif
 endif
 
 " tables
-syn region  luaTableBlock transparent matchgroup=luaTable start="{" end="}" contains=ALLBUT,luaTodo,luaSpecial,luaCond,luaCondElseif,luaCondEnd,luaCondStart,luaBlock,luaRepeatBlock,luaRepeat,luaStatement
+syn region luaTableBlock transparent matchgroup=luaTable start="{" end="}" contains=TOP,luaStatement
 
 syn keyword luaFunc assert collectgarbage dofile error next
 syn keyword luaFunc print rawget rawset tonumber tostring type _VERSION
@@ -144,127 +155,170 @@ if lua_version == 4
   syn keyword luaFunc format strfind gsub
   syn keyword luaFunc getinfo getlocal setlocal setcallhook setlinehook
 elseif lua_version == 5
-  " Not sure if all these functions need to be highlighted...
-  syn keyword luaFunc _G getfenv getmetatable ipairs loadfile
-  syn keyword luaFunc loadstring pairs pcall rawequal
-  syn keyword luaFunc require setfenv setmetatable unpack xpcall
+  syn keyword luaFunc getmetatable setmetatable
+  syn keyword luaFunc ipairs pairs
+  syn keyword luaFunc pcall xpcall
+  syn keyword luaFunc _G loadfile rawequal require
   if lua_subversion == 0
+    syn keyword luaFunc getfenv setfenv
+    syn keyword luaFunc loadstring unpack
     syn keyword luaFunc gcinfo loadlib LUA_PATH _LOADED _REQUIREDNAME
-  elseif lua_subversion == 1
-    syn keyword luaFunc load module select
-    syn match luaFunc /package\.cpath/
-    syn match luaFunc /package\.loaded/
-    syn match luaFunc /package\.loadlib/
-    syn match luaFunc /package\.path/
-    syn match luaFunc /package\.preload/
-    syn match luaFunc /package\.seeall/
-    syn match luaFunc /coroutine\.running/
+  else
+    syn keyword luaFunc load select
+    syn match   luaFunc /\<package\.cpath\>/
+    syn match   luaFunc /\<package\.loaded\>/
+    syn match   luaFunc /\<package\.loadlib\>/
+    syn match   luaFunc /\<package\.path\>/
+    if lua_subversion == 1
+      syn keyword luaFunc getfenv setfenv
+      syn keyword luaFunc loadstring module unpack
+      syn match   luaFunc /\<package\.loaders\>/
+      syn match   luaFunc /\<package\.preload\>/
+      syn match   luaFunc /\<package\.seeall\>/
+    elseif lua_subversion == 2
+      syn keyword luaFunc _ENV rawlen
+      syn match   luaFunc /\<package\.config\>/
+      syn match   luaFunc /\<package\.preload\>/
+      syn match   luaFunc /\<package\.searchers\>/
+      syn match   luaFunc /\<package\.searchpath\>/
+      syn match   luaFunc /\<bit32\.arshift\>/
+      syn match   luaFunc /\<bit32\.band\>/
+      syn match   luaFunc /\<bit32\.bnot\>/
+      syn match   luaFunc /\<bit32\.bor\>/
+      syn match   luaFunc /\<bit32\.btest\>/
+      syn match   luaFunc /\<bit32\.bxor\>/
+      syn match   luaFunc /\<bit32\.extract\>/
+      syn match   luaFunc /\<bit32\.lrotate\>/
+      syn match   luaFunc /\<bit32\.lshift\>/
+      syn match   luaFunc /\<bit32\.replace\>/
+      syn match   luaFunc /\<bit32\.rrotate\>/
+      syn match   luaFunc /\<bit32\.rshift\>/
+    endif
+    syn match luaFunc /\<coroutine\.running\>/
   endif
-  syn match   luaFunc /coroutine\.create/
-  syn match   luaFunc /coroutine\.resume/
-  syn match   luaFunc /coroutine\.status/
-  syn match   luaFunc /coroutine\.wrap/
-  syn match   luaFunc /coroutine\.yield/
-  syn match   luaFunc /string\.byte/
-  syn match   luaFunc /string\.char/
-  syn match   luaFunc /string\.dump/
-  syn match   luaFunc /string\.find/
-  syn match   luaFunc /string\.len/
-  syn match   luaFunc /string\.lower/
-  syn match   luaFunc /string\.rep/
-  syn match   luaFunc /string\.sub/
-  syn match   luaFunc /string\.upper/
-  syn match   luaFunc /string\.format/
-  syn match   luaFunc /string\.gsub/
+  syn match   luaFunc /\<coroutine\.create\>/
+  syn match   luaFunc /\<coroutine\.resume\>/
+  syn match   luaFunc /\<coroutine\.status\>/
+  syn match   luaFunc /\<coroutine\.wrap\>/
+  syn match   luaFunc /\<coroutine\.yield\>/
+  syn match   luaFunc /\<string\.byte\>/
+  syn match   luaFunc /\<string\.char\>/
+  syn match   luaFunc /\<string\.dump\>/
+  syn match   luaFunc /\<string\.find\>/
+  syn match   luaFunc /\<string\.format\>/
+  syn match   luaFunc /\<string\.gsub\>/
+  syn match   luaFunc /\<string\.len\>/
+  syn match   luaFunc /\<string\.lower\>/
+  syn match   luaFunc /\<string\.rep\>/
+  syn match   luaFunc /\<string\.sub\>/
+  syn match   luaFunc /\<string\.upper\>/
   if lua_subversion == 0
-    syn match luaFunc /string\.gfind/
-    syn match luaFunc /table\.getn/
-    syn match luaFunc /table\.setn/
-    syn match luaFunc /table\.foreach/
-    syn match luaFunc /table\.foreachi/
-  elseif lua_subversion == 1
-    syn match luaFunc /string\.gmatch/
-    syn match luaFunc /string\.match/
-    syn match luaFunc /string\.reverse/
-    syn match luaFunc /table\.maxn/
+    syn match luaFunc /\<string\.gfind\>/
+  else
+    syn match luaFunc /\<string\.gmatch\>/
+    syn match luaFunc /\<string\.match\>/
+    syn match luaFunc /\<string\.reverse\>/
   endif
-  syn match   luaFunc /table\.concat/
-  syn match   luaFunc /table\.sort/
-  syn match   luaFunc /table\.insert/
-  syn match   luaFunc /table\.remove/
-  syn match   luaFunc /math\.abs/
-  syn match   luaFunc /math\.acos/
-  syn match   luaFunc /math\.asin/
-  syn match   luaFunc /math\.atan/
-  syn match   luaFunc /math\.atan2/
-  syn match   luaFunc /math\.ceil/
-  syn match   luaFunc /math\.sin/
-  syn match   luaFunc /math\.cos/
-  syn match   luaFunc /math\.tan/
-  syn match   luaFunc /math\.deg/
-  syn match   luaFunc /math\.exp/
-  syn match   luaFunc /math\.floor/
-  syn match   luaFunc /math\.log/
-  syn match   luaFunc /math\.log10/
-  syn match   luaFunc /math\.max/
-  syn match   luaFunc /math\.min/
   if lua_subversion == 0
-    syn match luaFunc /math\.mod/
+    syn match luaFunc /\<table\.getn\>/
+    syn match luaFunc /\<table\.setn\>/
+    syn match luaFunc /\<table\.foreach\>/
+    syn match luaFunc /\<table\.foreachi\>/
   elseif lua_subversion == 1
-    syn match luaFunc /math\.fmod/
-    syn match luaFunc /math\.modf/
-    syn match luaFunc /math\.cosh/
-    syn match luaFunc /math\.sinh/
-    syn match luaFunc /math\.tanh/
+    syn match luaFunc /\<table\.maxn\>/
+  elseif lua_subversion == 2
+    syn match luaFunc /\<table\.pack\>/
+    syn match luaFunc /\<table\.unpack\>/
+  endif
+  syn match   luaFunc /\<table\.concat\>/
+  syn match   luaFunc /\<table\.sort\>/
+  syn match   luaFunc /\<table\.insert\>/
+  syn match