" Vim syntax file
" 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: 2012 Aug 12
" Options: lua_version = 4 or 5
" lua_subversion = 0 (4.0, 5.0) or 1 (5.1) or 2 (5.2)
" default 5.2
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
let s:cpo_save = &cpo
set cpo&vim
if !exists("lua_version")
" Default is lua 5.2
let lua_version = 5
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
endif
syn case match
" syncing method
syn sync minlines=100
" Comments
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="\[\[" end="\]\]"
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
endif
" First line may start with #!
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,luaParenError,luaTodo,luaSpecial,luaIfThen,luaElseifThen,luaElse,luaThenEnd,luaBlock,luaLoopBlock,luaIn,luaStatement
syn region luaTableBlock transparent matchgroup=luaTable start="{" end="}" contains=ALLBUT,luaBraceError,luaTodo,luaSpecial,luaIfThen,luaElseifThen,luaElse,luaThenEnd,luaBlock,luaLoopBlock,luaIn,luaStatement
syn match luaParenError ")"
syn match luaBraceError "}"
syn match luaError "\<\%(end\|else\|elseif\|then\|until\|in\)\>"
" function ... end
syn region luaFunctionBlock transparent matchgroup=luaFunction start="\<function\>" end="\<end\>" contains=ALLBUT,luaTodo,luaSpecial,luaElseifThen,luaElse,luaThenEnd,luaIn
" if ... then
syn region luaIfThen transparent matchgroup=luaCond start="\<if\>" end="\<then\>"me=e-4 contains=ALLBUT,luaTodo,luaSpecial,luaElseifThen,luaElse,luaIn nextgroup=luaThenEnd skipwhite skipempty
" then ... end
syn region luaThenEnd contained transparent matchgroup=luaCond start="\<then\>" end="\<end\>" contains=ALLBUT,luaTodo,luaSpecial,luaThenEnd,luaIn
" elseif ... then
syn region luaElseifThen contained transparent matchgroup=luaCond start="\<elseif\>" end="\<then\>" contains=ALLBUT,luaTodo,luaSpecial,luaElseifThen,luaElse,luaThenEnd,luaIn
" else
syn keyword luaElse contained else
" do ... end
syn region luaBlock transparent matchgroup=luaStatement start="\<do\>" end="\<end\>" contains=ALLBUT,luaTodo,luaSpecial,luaElseifThen,luaElse,luaThenEnd,luaIn
" repeat ... until
syn region luaLoopBlock transparent matchgroup=luaRepeat start="\<repeat\>" end="\<until\>" contains=ALLBUT,luaTodo,luaSpecial,luaElseifThen,luaElse,luaThenEnd,luaIn
" while ... do
syn region luaLoopBlock transparent matchgroup=luaRepeat start="\<while\>" end="\<do\>"me=e-2 contains=ALLBUT,luaTodo,luaSpecial,luaIfThen,luaElseifThen,luaElse,luaThenEnd,luaIn nextgroup=luaBlock skipwhite skipempty
" for ... do and for ... in ... do
syn region luaLoopBlock transparent matchgroup=luaRepeat start="\<for\>" end="\<do\>"me=e-2 contains=ALLBUT,luaTodo,luaSpecial,luaIfThen,luaElseifThen,luaElse,luaThenEnd nextgroup=luaBlock skipwhite skipempty
syn keyword luaIn contained in
" other keywords
syn keyword luaStatement return local break
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\'\"]\|\\[[: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
" integer number
syn match luaNumber "\<\d\+\>"
" floating point number, with dot, optional exponent
syn match luaNumber "\<\d\+\.\d*\%([eE][-+]\=\d\+\)\=\>"
" floating point number, starting with a dot, optional exponent
syn match luaNumber "\.\d\+\%([eE][-+]\=\d\+\)\=\>"
" floating point number, without dot, with exponent
syn match luaNumber "\<\d\+[eE][-+]\=\d\+\>"
" hex numbers
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
syn keyword luaFunc assert collectgarbage dofile error next
syn keyword luaFunc print rawget rawset tonumber tostring type _VERSION
if lua_version == 4
syn keyword luaFunc _ALERT _ERRORMESSAGE gcinfo
syn keyword luaFunc call copytagmethods dostring
syn keyword luaFunc foreach foreachi getglobal getn
syn keyword luaFunc gettagmethod globals newtag
syn keyword luaFunc setglobal settag settagmethod sort
syn keyword luaFunc tag tinsert tremove
syn keyword luaFunc _INPUT _OUTPUT _STDIN _STDOUT _STDERR
syn keyword luaFunc openfile closefile flush seek
syn keyword luaFunc setlocale execute remove rename tmpname
syn keyword luaFunc getenv date clock exit
syn keyword luaFunc readfrom writeto appendto read write
syn keyword luaFunc PI abs sin cos tan asin
syn keyword luaFunc acos atan atan2 ceil floor
syn keyword luaFunc mod frexp ldexp sqrt min max log
syn keyword luaFunc log10 exp deg rad random
syn keyword luaFunc randomseed strlen strsub strlower strupper
syn keyword luaFunc strchar strrep ascii strbyte
syn keyword luaFunc format strfind gsub
syn keyword luaFunc getinfo getlocal setlocal setcallhook setlinehook
elseif lua_version == 5
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
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\.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\>/
else
syn match luaFunc /\<string\.gmatch\>/
syn match luaFunc /\<string\.match\>/
syn match luaFunc /\<string\.reverse\>/
endif
if lua_subversion == 0
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 /\<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 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\.max\>/
syn match luaFunc /\<math\.min\>/
if lua_subversion == 0
syn match luaFunc /\<math\.mod\>/
syn match luaFunc /\<math\.log10\>/
else
if lua_subversion == 1
syn match luaFunc /\<math\.log10\>/
endif
syn match luaFunc /\<math\.huge\>/
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\>/
endif
syn match luaFunc /\<math\.pow\>/
syn match luaFunc /\<math\.rad\>/
syn match luaFunc /\<math\.sqrt\>/
syn match luaFunc /\<math\.frexp\>/
syn match luaFunc /\<math\.ldexp\>/
syn match luaFunc /\<math\.random\>/
syn match luaFunc /\<math\.randomseed\>/
syn match luaFunc /\<math\.pi\>/
syn match luaFunc /\<io\.close\>/
syn match luaFunc /\<io\.flush\>/
syn match luaFunc /\<io\.input\>/
syn match luaFunc /\<io\.lines\>/
syn match luaFunc /\<io\.open\>/
syn match luaFunc /\<io\.output\>/
syn match luaFunc /\<io\.popen\>/
syn match luaFunc /\<io\.read\>/
syn match luaFunc /\<io\.stderr\>/
syn match luaFunc /\<io\.stdin\>/
syn match luaFunc /\<io\.stdout\>/
syn match luaFunc /\<io\.tmpfile\>/
syn match luaFunc /\<io\.type\>/
syn match luaFunc /\<io\.write\>/
syn match luaFunc /\<os\.clock\>/
syn match luaFunc /\<os\.date\>/
syn match luaFunc /\<os\.difftime\>/
syn match luaFunc /\<os\.execute\>/
syn match luaFunc /\<os\.exit\>/
syn match luaFunc /\<os\.getenv\>/
syn match luaFunc /\<os\.remove\>/
syn match luaFunc /\<os\.rename\>/
syn match luaFunc /\<os\.setlocale\>/
syn match luaFunc /\<os\.time\>/
syn match luaFunc /\<os\.tmpname\>/
syn match luaFunc /\<debug\.debug\>/
syn match luaFunc /\<debug\.gethook\>/
syn match luaFunc /\<debug\.getinfo\>/
syn match luaFunc /\<debug\.getlocal\>/
syn match luaFunc /\<debug\.getupvalue\>/
syn match luaFunc /\<debug\.setlocal\>/
syn match luaFunc /\<debug\.setupvalue\>/
syn match luaFunc /\<debug\.sethook\>/
syn match luaFunc /\<debug\.traceback\>/
if lua_subversion == 1
syn match luaFunc /\<debug\.getfenv\>/
syn match luaFunc /\<debug\.setfenv\>/
syn match luaFunc /\<debug\.getmetatable\>/
syn match luaFunc /\<debug\.setmetatable\>/
syn match luaFunc /\<debug\.getregistry\>/
elseif lua_subversion == 2
syn match luaFunc /\<debug\.getmetatable\>/
syn match luaFunc /\<debug\.setmetatable\>/
syn match luaFunc /\<debug\.getregistry\>/
syn match luaFunc /\<debug\.getuservalue\>/
syn match luaFunc /\<debug\.setuservalue\>/
syn match luaFunc /\<debug\.upvalueid\>/
syn match luaFunc /\<debug\.upvaluejoin\>/
endif
endif
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link luaStatement Statement
hi def link luaRepeat Repeat
hi def link luaFor Repeat
hi def link luaString String
hi def link luaString2 String
hi def link luaNumber Number
hi def link luaOperator Operator
hi def link luaIn Operator
hi def link luaConstant Constant
hi def link luaCond Conditional
hi def link luaElse Conditional
hi def link luaFunction Function
hi def link luaComment Comment
hi def link luaTodo Todo
hi def link luaTable Structure
hi def link luaError Error
hi def link luaParenError Error
hi def link luaBraceError Error
hi def link luaSpecial SpecialChar
hi def link luaFunc Identifier
hi def link luaLabel Label
let b:current_syntax = "lua"
let &cpo = s:cpo_save
unlet s:cpo_save
" vim: et ts=8 sw=2
|