File modules/editor/codemirror/mode/lua/lua.js
Last commit: Sun Dec 17 01:14:09 2017 +0100 Jan Dankert Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.
1 // CodeMirror, copyright (c) by Marijn Haverbeke and others 2 // Distributed under an MIT license: http://codemirror.net/LICENSE 3 4 // LUA mode. Ported to CodeMirror 2 from Franciszek Wawrzak's 5 // CodeMirror 1 mode. 6 // highlights keywords, strings, comments (no leveling supported! ("[==[")), tokens, basic indenting 7 8 (function(mod) { 9 if (typeof exports == "object" && typeof module == "object") // CommonJS 10 mod(require("../../lib/codemirror")); 11 else if (typeof define == "function" && define.amd) // AMD 12 define(["../../lib/codemirror"], mod); 13 else // Plain browser env 14 mod(CodeMirror); 15 })(function(CodeMirror) { 16 "use strict"; 17 18 CodeMirror.defineMode("lua", function(config, parserConfig) { 19 var indentUnit = config.indentUnit; 20 21 function prefixRE(words) { 22 return new RegExp("^(?:" + words.join("|") + ")", "i"); 23 } 24 function wordRE(words) { 25 return new RegExp("^(?:" + words.join("|") + ")$", "i"); 26 } 27 var specials = wordRE(parserConfig.specials || []); 28 29 // long list of standard functions from lua manual 30 var builtins = wordRE([ 31 "_G","_VERSION","assert","collectgarbage","dofile","error","getfenv","getmetatable","ipairs","load", 32 "loadfile","loadstring","module","next","pairs","pcall","print","rawequal","rawget","rawset","require", 33 "select","setfenv","setmetatable","tonumber","tostring","type","unpack","xpcall", 34 35 "coroutine.create","coroutine.resume","coroutine.running","coroutine.status","coroutine.wrap","coroutine.yield", 36 37 "debug.debug","debug.getfenv","debug.gethook","debug.getinfo","debug.getlocal","debug.getmetatable", 38 "debug.getregistry","debug.getupvalue","debug.setfenv","debug.sethook","debug.setlocal","debug.setmetatable", 39 "debug.setupvalue","debug.traceback", 40 41 "close","flush","lines","read","seek","setvbuf","write", 42 43 "io.close","io.flush","io.input","io.lines","io.open","io.output","io.popen","io.read","io.stderr","io.stdin", 44 "io.stdout","io.tmpfile","io.type","io.write", 45 46 "math.abs","math.acos","math.asin","math.atan","math.atan2","math.ceil","math.cos","math.cosh","math.deg", 47 "math.exp","math.floor","math.fmod","math.frexp","math.huge","math.ldexp","math.log","math.log10","math.max", 48 "math.min","math.modf","math.pi","math.pow","math.rad","math.random","math.randomseed","math.sin","math.sinh", 49 "math.sqrt","math.tan","math.tanh", 50 51 "os.clock","os.date","os.difftime","os.execute","os.exit","os.getenv","os.remove","os.rename","os.setlocale", 52 "os.time","os.tmpname", 53 54 "package.cpath","package.loaded","package.loaders","package.loadlib","package.path","package.preload", 55 "package.seeall", 56 57 "string.byte","string.char","string.dump","string.find","string.format","string.gmatch","string.gsub", 58 "string.len","string.lower","string.match","string.rep","string.reverse","string.sub","string.upper", 59 60 "table.concat","table.insert","table.maxn","table.remove","table.sort" 61 ]); 62 var keywords = wordRE(["and","break","elseif","false","nil","not","or","return", 63 "true","function", "end", "if", "then", "else", "do", 64 "while", "repeat", "until", "for", "in", "local" ]); 65 66 var indentTokens = wordRE(["function", "if","repeat","do", "\\(", "{"]); 67 var dedentTokens = wordRE(["end", "until", "\\)", "}"]); 68 var dedentPartial = prefixRE(["end", "until", "\\)", "}", "else", "elseif"]); 69 70 function readBracket(stream) { 71 var level = 0; 72 while (stream.eat("=")) ++level; 73 stream.eat("["); 74 return level; 75 } 76 77 function normal(stream, state) { 78 var ch = stream.next(); 79 if (ch == "-" && stream.eat("-")) { 80 if (stream.eat("[") && stream.eat("[")) 81 return (state.cur = bracketed(readBracket(stream), "comment"))(stream, state); 82 stream.skipToEnd(); 83 return "comment"; 84 } 85 if (ch == "\"" || ch == "'") 86 return (state.cur = string(ch))(stream, state); 87 if (ch == "[" && /[\[=]/.test(stream.peek())) 88 return (state.cur = bracketed(readBracket(stream), "string"))(stream, state); 89 if (/\d/.test(ch)) { 90 stream.eatWhile(/[\w.%]/); 91 return "number"; 92 } 93 if (/[\w_]/.test(ch)) { 94 stream.eatWhile(/[\w\\\-_.]/); 95 return "variable"; 96 } 97 return null; 98 } 99 100 function bracketed(level, style) { 101 return function(stream, state) { 102 var curlev = null, ch; 103 while ((ch = stream.next()) != null) { 104 if (curlev == null) {if (ch == "]") curlev = 0;} 105 else if (ch == "=") ++curlev; 106 else if (ch == "]" && curlev == level) { state.cur = normal; break; } 107 else curlev = null; 108 } 109 return style; 110 }; 111 } 112 113 function string(quote) { 114 return function(stream, state) { 115 var escaped = false, ch; 116 while ((ch = stream.next()) != null) { 117 if (ch == quote && !escaped) break; 118 escaped = !escaped && ch == "\\"; 119 } 120 if (!escaped) state.cur = normal; 121 return "string"; 122 }; 123 } 124 125 return { 126 startState: function(basecol) { 127 return {basecol: basecol || 0, indentDepth: 0, cur: normal}; 128 }, 129 130 token: function(stream, state) { 131 if (stream.eatSpace()) return null; 132 var style = state.cur(stream, state); 133 var word = stream.current(); 134 if (style == "variable") { 135 if (keywords.test(word)) style = "keyword"; 136 else if (builtins.test(word)) style = "builtin"; 137 else if (specials.test(word)) style = "variable-2"; 138 } 139 if ((style != "comment") && (style != "string")){ 140 if (indentTokens.test(word)) ++state.indentDepth; 141 else if (dedentTokens.test(word)) --state.indentDepth; 142 } 143 return style; 144 }, 145 146 indent: function(state, textAfter) { 147 var closing = dedentPartial.test(textAfter); 148 return state.basecol + indentUnit * (state.indentDepth - (closing ? 1 : 0)); 149 }, 150 151 lineComment: "--", 152 blockCommentStart: "--[[", 153 blockCommentEnd: "]]" 154 }; 155 }); 156 157 CodeMirror.defineMIME("text/x-lua", "lua"); 158 159 });
Downloadmodules/editor/codemirror/mode/lua/lua.js
History Sun, 17 Dec 2017 01:14:09 +0100 Jan Dankert Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.