runtime/syntax/lua.yaml

   1 filetype: lua
   2
   3 detect:
   4     filename: "\\.lua$"
   5
   6 rules:
   7     - statement: "\\b(do|end|while|break|repeat|until|if|elseif|then|else|for|in|function|local|return)\\b"
   8     - statement: "\\b(not|and|or)\\b"
   9     - statement: "\\b(debug|string|math|table|io|coroutine|os|utf8|bit32)\\b\\."
  10     - statement: "\\b(_ENV|_G|_VERSION|assert|collectgarbage|dofile|error|getfenv|getmetatable|ipairs|load|loadfile|module|next|pairs|pcall|print|rawequal|rawget|rawlen|rawset|require|select|setfenv|setmetatable|tonumber|tostring|type|unpack|xpcall)\\s*\\("
  11     - identifier: "io\\.\\b(close|flush|input|lines|open|output|popen|read|tmpfile|type|write)\\b"
  12     - identifier: "math\\.\\b(abs|acos|asin|atan2|atan|ceil|cosh|cos|deg|exp|floor|fmod|frexp|huge|ldexp|log10|log|max|maxinteger|min|mininteger|modf|pi|pow|rad|random|randomseed|sinh|sqrt|tan|tointeger|type|ult)\\b"
  13     - identifier: "os\\.\\b(clock|date|difftime|execute|exit|getenv|remove|rename|setlocale|time|tmpname)\\b"
  14     - identifier: "package\\.\\b(config|cpath|loaded|loadlib|path|preload|seeall|searchers|searchpath)\\b"
  15     - identifier: "string\\.\\b(byte|char|dump|find|format|gmatch|gsub|len|lower|match|pack|packsize|rep|reverse|sub|unpack|upper)\\b"
  16     - identifier: "table\\.\\b(concat|insert|maxn|move|pack|remove|sort|unpack)\\b"
  17     - identifier: "utf8\\.\\b(char|charpattern|codes|codepoint|len|offset)\\b"
  18     - identifier: "coroutine\\.\\b(create|isyieldable|resume|running|status|wrap|yield)\\b"
  19     - identifier: "debug\\.\\b(debug|getfenv|gethook|getinfo|getlocal|getmetatable|getregistry|getupvalue|getuservalue|setfenv|sethook|setlocal|setmetatable|setupvalue|setuservalue|traceback|upvalueid|upvaluejoin)\\b"
  20     - identifier: "bit32\\.\\b(arshift|band|bnot|bor|btest|bxor|extract|replace|lrotate|lshift|rrotate|rshift)\\b"
  21     - identifier: "\\:\\b(close|flush|lines|read|seek|setvbuf|write|byte|char|dump|find|format|gmatch|gsub|len|lower|match|pack|packsize|rep|reverse|sub|unpack|upper)\\b"
  22     - identifier: "\\b(self|arg)\\b"
  23     - constant: "\\b(false|nil|true)\\b"
  24     - statement: "(\\b(dofile|require|include)|%q|%!|%Q|%r|%x)\\b"
  25
  26     - symbol.brackets: "[(){}\\[\\]]"
  27     - symbol: "(\\*|//|/|%|\\+|-|\\^|>|>=|<|<=|~=|=|[\\.]{2,3}|#)"
  28
  29     - constant.number: "\\b((0[xX](([0-9A-Fa-f]+\\.[0-9A-Fa-f]*)|(\\.?[0-9A-Fa-f]+))([pP][-+]?[0-9]+)?)|((([0-9]+\\.[0-9]*)|(\\.?[0-9]+))([eE][-+]?[0-9]+)?))"
  30
  31     - constant.string:
  32         start: "\""
  33         end: "\""
  34         skip: "\\\\."
  35         rules:
  36             - constant.specialChar: "\\\\."
  37
  38     - constant.string:
  39         start: "'"
  40         end: "'"
  41         skip: "\\\\."
  42         rules:
  43             - constant.specialChar: "\\\\."
  44
  45     - constant.string:
  46         start: "\\[\\["
  47         end: "\\]\\]"
  48         rules:
  49             - constant.specialChar: "\\\\."
  50
  51 # support first few lengths of "long brackets" explicitly
  52 # brackets longer than that will give false positives
  53
  54     - constant.string:
  55         start: "\\[=\\["
  56         end: "\\]=\\]"
  57         rules:
  58             - constant.specialChar: "\\\\."
  59
  60     - constant.string:
  61         start: "\\[==\\["
  62         end: "\\]==\\]"
  63         rules:
  64             - constant.specialChar: "\\\\."
  65
  66     - constant.string:
  67         start: "\\[===\\["
  68         end: "\\]===\\]"
  69         rules:
  70             - constant.specialChar: "\\\\."
  71
  72     - constant.string:
  73         start: "\\[====+\\["
  74         end: "\\]====+\\]"
  75         rules:
  76             - constant.specialChar: "\\\\."
  77
  78     - comment.block:
  79         start: "\\-\\-\\[\\["
  80         end: "\\]\\]"
  81         rules:
  82             - todo: "(TODO|NOTE|FIXME):?"
  83
  84 # support long brackets, same as with multiline strings
  85
  86     - comment.block:
  87         start: "\\-\\-\\[=\\["
  88         end: "\\]=\\]"
  89         rules:
  90             - todo: "(TODO|NOTE|FIXME):?"
  91
  92     - comment.block:
  93         start: "\\-\\-\\[==\\["
  94         end: "\\]==\\]"
  95         rules:
  96             - todo: "(TODO|NOTE|FIXME):?"
  97
  98     - comment.block:
  99         start: "\\-\\-\\[===\\["
 100         end: "\\]===\\]"
 101         rules:
 102             - todo: "(TODO|NOTE|FIXME):?"
 103
 104     - comment.block:
 105         start: "\\-\\-\\[====+\\["
 106         end: "\\]====+\\]"
 107         rules:
 108             - todo: "(TODO|NOTE|FIXME):?"
 109
 110 # this has to go after block comment or block comment does not work
 111
 112     - comment:
 113         start: "\\-\\-"
 114         end: "$"
 115         rules:
 116             - todo: "(TODO|NOTE|FIXME):?"