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|goto)\\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|sin|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: "\\\\([abfnrtvz\\'\"]|[0-9]{1,3}|x[0-9a-fA-F][0-9a-fA-F]|u\\{[0-9a-fA-F]+\\})"
  37
  38     - constant.string:
  39         start: "'"
  40         end: "'"
  41         skip: "\\\\."
  42         rules:
  43             - constant.specialChar: "\\\\([abfnrtvz\\'\"]|[0-9]{1,3}|x[0-9a-fA-F][0-9a-fA-F]|u\\{[0-9a-fA-F]+\\})"
  44
  45     - constant.string:
  46         start: "\\[\\["
  47         end: "\\]\\]"
  48         rules: []
  49
  50 # support first few lengths of "long brackets" explicitly
  51 # brackets longer than that will give false positives
  52
  53     - constant.string:
  54         start: "\\[=\\["
  55         end: "\\]=\\]"
  56         rules: []
  57
  58     - constant.string:
  59         start: "\\[==\\["
  60         end: "\\]==\\]"
  61         rules: []
  62
  63     - constant.string:
  64         start: "\\[===\\["
  65         end: "\\]===\\]"
  66         rules: []
  67
  68     - constant.string:
  69         start: "\\[====+\\["
  70         end: "\\]====+\\]"
  71         rules: []
  72
  73     - comment.block:
  74         start: "\\-\\-\\[\\["
  75         end: "\\]\\]"
  76         rules:
  77             - todo: "(TODO|NOTE|FIXME):?"
  78
  79 # support long brackets, same as with multiline strings
  80
  81     - comment.block:
  82         start: "\\-\\-\\[=\\["
  83         end: "\\]=\\]"
  84         rules:
  85             - todo: "(TODO|NOTE|FIXME):?"
  86
  87     - comment.block:
  88         start: "\\-\\-\\[==\\["
  89         end: "\\]==\\]"
  90         rules:
  91             - todo: "(TODO|NOTE|FIXME):?"
  92
  93     - comment.block:
  94         start: "\\-\\-\\[===\\["
  95         end: "\\]===\\]"
  96         rules:
  97             - todo: "(TODO|NOTE|FIXME):?"
  98
  99     - comment.block:
 100         start: "\\-\\-\\[====+\\["
 101         end: "\\]====+\\]"
 102         rules:
 103             - todo: "(TODO|NOTE|FIXME):?"
 104
 105 # this has to go after block comment or block comment does not work
 106
 107     - comment:
 108         start: "\\-\\-"
 109         end: "$"
 110         rules:
 111             - todo: "(TODO|NOTE|FIXME):?"