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Diffstat (limited to 'codemirror_ui/lib/CodeMirror-2.3/mode/lua/lua.js')
-rw-r--r--codemirror_ui/lib/CodeMirror-2.3/mode/lua/lua.js140
1 files changed, 140 insertions, 0 deletions
diff --git a/codemirror_ui/lib/CodeMirror-2.3/mode/lua/lua.js b/codemirror_ui/lib/CodeMirror-2.3/mode/lua/lua.js
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+++ b/codemirror_ui/lib/CodeMirror-2.3/mode/lua/lua.js
@@ -0,0 +1,140 @@
+// LUA mode. Ported to CodeMirror 2 from Franciszek Wawrzak's
+// CodeMirror 1 mode.
+// highlights keywords, strings, comments (no leveling supported! ("[==[")), tokens, basic indenting
+
+CodeMirror.defineMode("lua", function(config, parserConfig) {
+ var indentUnit = config.indentUnit;
+
+ function prefixRE(words) {
+ return new RegExp("^(?:" + words.join("|") + ")", "i");
+ }
+ function wordRE(words) {
+ return new RegExp("^(?:" + words.join("|") + ")$", "i");
+ }
+ var specials = wordRE(parserConfig.specials || []);
+
+ // long list of standard functions from lua manual
+ var builtins = wordRE([
+ "_G","_VERSION","assert","collectgarbage","dofile","error","getfenv","getmetatable","ipairs","load",
+ "loadfile","loadstring","module","next","pairs","pcall","print","rawequal","rawget","rawset","require",
+ "select","setfenv","setmetatable","tonumber","tostring","type","unpack","xpcall",
+
+ "coroutine.create","coroutine.resume","coroutine.running","coroutine.status","coroutine.wrap","coroutine.yield",
+
+ "debug.debug","debug.getfenv","debug.gethook","debug.getinfo","debug.getlocal","debug.getmetatable",
+ "debug.getregistry","debug.getupvalue","debug.setfenv","debug.sethook","debug.setlocal","debug.setmetatable",
+ "debug.setupvalue","debug.traceback",
+
+ "close","flush","lines","read","seek","setvbuf","write",
+
+ "io.close","io.flush","io.input","io.lines","io.open","io.output","io.popen","io.read","io.stderr","io.stdin",
+ "io.stdout","io.tmpfile","io.type","io.write",
+
+ "math.abs","math.acos","math.asin","math.atan","math.atan2","math.ceil","math.cos","math.cosh","math.deg",
+ "math.exp","math.floor","math.fmod","math.frexp","math.huge","math.ldexp","math.log","math.log10","math.max",
+ "math.min","math.modf","math.pi","math.pow","math.rad","math.random","math.randomseed","math.sin","math.sinh",
+ "math.sqrt","math.tan","math.tanh",
+
+ "os.clock","os.date","os.difftime","os.execute","os.exit","os.getenv","os.remove","os.rename","os.setlocale",
+ "os.time","os.tmpname",
+
+ "package.cpath","package.loaded","package.loaders","package.loadlib","package.path","package.preload",
+ "package.seeall",
+
+ "string.byte","string.char","string.dump","string.find","string.format","string.gmatch","string.gsub",
+ "string.len","string.lower","string.match","string.rep","string.reverse","string.sub","string.upper",
+
+ "table.concat","table.insert","table.maxn","table.remove","table.sort"
+ ]);
+ var keywords = wordRE(["and","break","elseif","false","nil","not","or","return",
+ "true","function", "end", "if", "then", "else", "do",
+ "while", "repeat", "until", "for", "in", "local" ]);
+
+ var indentTokens = wordRE(["function", "if","repeat","do", "\\(", "{"]);
+ var dedentTokens = wordRE(["end", "until", "\\)", "}"]);
+ var dedentPartial = prefixRE(["end", "until", "\\)", "}", "else", "elseif"]);
+
+ function readBracket(stream) {
+ var level = 0;
+ while (stream.eat("=")) ++level;
+ stream.eat("[");
+ return level;
+ }
+
+ function normal(stream, state) {
+ var ch = stream.next();
+ if (ch == "-" && stream.eat("-")) {
+ if (stream.eat("["))
+ return (state.cur = bracketed(readBracket(stream), "comment"))(stream, state);
+ stream.skipToEnd();
+ return "comment";
+ }
+ if (ch == "\"" || ch == "'")
+ return (state.cur = string(ch))(stream, state);
+ if (ch == "[" && /[\[=]/.test(stream.peek()))
+ return (state.cur = bracketed(readBracket(stream), "string"))(stream, state);
+ if (/\d/.test(ch)) {
+ stream.eatWhile(/[\w.%]/);
+ return "number";
+ }
+ if (/[\w_]/.test(ch)) {
+ stream.eatWhile(/[\w\\\-_.]/);
+ return "variable";
+ }
+ return null;
+ }
+
+ function bracketed(level, style) {
+ return function(stream, state) {
+ var curlev = null, ch;
+ while ((ch = stream.next()) != null) {
+ if (curlev == null) {if (ch == "]") curlev = 0;}
+ else if (ch == "=") ++curlev;
+ else if (ch == "]" && curlev == level) { state.cur = normal; break; }
+ else curlev = null;
+ }
+ return style;
+ };
+ }
+
+ function string(quote) {
+ return function(stream, state) {
+ var escaped = false, ch;
+ while ((ch = stream.next()) != null) {
+ if (ch == quote && !escaped) break;
+ escaped = !escaped && ch == "\\";
+ }
+ if (!escaped) state.cur = normal;
+ return "string";
+ };
+ }
+
+ return {
+ startState: function(basecol) {
+ return {basecol: basecol || 0, indentDepth: 0, cur: normal};
+ },
+
+ token: function(stream, state) {
+ if (stream.eatSpace()) return null;
+ var style = state.cur(stream, state);
+ var word = stream.current();
+ if (style == "variable") {
+ if (keywords.test(word)) style = "keyword";
+ else if (builtins.test(word)) style = "builtin";
+ else if (specials.test(word)) style = "variable-2";
+ }
+ if ((style != "comment") && (style != "string")){
+ if (indentTokens.test(word)) ++state.indentDepth;
+ else if (dedentTokens.test(word)) --state.indentDepth;
+ }
+ return style;
+ },
+
+ indent: function(state, textAfter) {
+ var closing = dedentPartial.test(textAfter);
+ return state.basecol + indentUnit * (state.indentDepth - (closing ? 1 : 0));
+ }
+ };
+});
+
+CodeMirror.defineMIME("text/x-lua", "lua");