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Caret/js/ace/worker-lua.js

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JavaScript
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Added Son of Obsidian theme (thanks Luciano) Also switched back to un-minified Ace for debugging.
2013-11-12 18:10:47 +00:00
"no use strict";
;(function(window) {
if (typeof window.window != "undefined" && window.document) {
return;
}
window.console = function() {
var msgs = Array.prototype.slice.call(arguments, 0);
postMessage({type: "log", data: msgs});
};
window.console.error =
window.console.warn =
window.console.log =
window.console.trace = window.console;
window.window = window;
window.ace = window;
window.normalizeModule = function(parentId, moduleName) {
if (moduleName.indexOf("!") !== -1) {
var chunks = moduleName.split("!");
return window.normalizeModule(parentId, chunks[0]) + "!" + window.normalizeModule(parentId, chunks[1]);
}
if (moduleName.charAt(0) == ".") {
var base = parentId.split("/").slice(0, -1).join("/");
moduleName = (base ? base + "/" : "") + moduleName;
while(moduleName.indexOf(".") !== -1 && previous != moduleName) {
var previous = moduleName;
moduleName = moduleName.replace(/^\.\//, "").replace(/\/\.\//, "/").replace(/[^\/]+\/\.\.\//, "");
}
}
return moduleName;
};
window.require = function(parentId, id) {
if (!id) {
id = parentId
parentId = null;
}
if (!id.charAt)
throw new Error("worker.js require() accepts only (parentId, id) as arguments");
id = window.normalizeModule(parentId, id);
var module = window.require.modules[id];
if (module) {
if (!module.initialized) {
module.initialized = true;
module.exports = module.factory().exports;
}
return module.exports;
}
var chunks = id.split("/");
if (!window.require.tlns)
return console.log("unable to load " + id);
chunks[0] = window.require.tlns[chunks[0]] || chunks[0];
var path = chunks.join("/") + ".js";
window.require.id = id;
importScripts(path);
return window.require(parentId, id);
};
window.require.modules = {};
window.require.tlns = {};
window.define = function(id, deps, factory) {
if (arguments.length == 2) {
factory = deps;
if (typeof id != "string") {
deps = id;
id = window.require.id;
}
} else if (arguments.length == 1) {
factory = id;
deps = []
id = window.require.id;
}
if (!deps.length)
deps = ['require', 'exports', 'module']
if (id.indexOf("text!") === 0)
return;
var req = function(childId) {
return window.require(id, childId);
};
window.require.modules[id] = {
exports: {},
factory: function() {
var module = this;
var returnExports = factory.apply(this, deps.map(function(dep) {
switch(dep) {
case 'require': return req
case 'exports': return module.exports
case 'module': return module
default: return req(dep)
}
}));
if (returnExports)
module.exports = returnExports;
return module;
}
};
};
window.define.amd = {}
window.initBaseUrls = function initBaseUrls(topLevelNamespaces) {
require.tlns = topLevelNamespaces;
}
window.initSender = function initSender() {
var EventEmitter = window.require("ace/lib/event_emitter").EventEmitter;
var oop = window.require("ace/lib/oop");
var Sender = function() {};
(function() {
oop.implement(this, EventEmitter);
this.callback = function(data, callbackId) {
postMessage({
type: "call",
id: callbackId,
data: data
});
};
this.emit = function(name, data) {
postMessage({
type: "event",
name: name,
data: data
});
};
}).call(Sender.prototype);
return new Sender();
}
window.main = null;
window.sender = null;
window.onmessage = function(e) {
var msg = e.data;
if (msg.command) {
if (main[msg.command])
main[msg.command].apply(main, msg.args);
else
throw new Error("Unknown command:" + msg.command);
}
else if (msg.init) {
initBaseUrls(msg.tlns);
require("ace/lib/es5-shim");
sender = initSender();
var clazz = require(msg.module)[msg.classname];
main = new clazz(sender);
}
else if (msg.event && sender) {
sender._emit(msg.event, msg.data);
}
};
})(this);// https://github.com/kriskowal/es5-shim
ace.define('ace/lib/es5-shim', ['require', 'exports', 'module' ], function(require, exports, module) {
function Empty() {}
if (!Function.prototype.bind) {
Function.prototype.bind = function bind(that) { // .length is 1
var target = this;
if (typeof target != "function") {
throw new TypeError("Function.prototype.bind called on incompatible " + target);
}
var args = slice.call(arguments, 1); // for normal call
var bound = function () {
if (this instanceof bound) {
var result = target.apply(
this,
args.concat(slice.call(arguments))
);
if (Object(result) === result) {
return result;
}
return this;
} else {
return target.apply(
that,
args.concat(slice.call(arguments))
);
}
};
if(target.prototype) {
Empty.prototype = target.prototype;
bound.prototype = new Empty();
Empty.prototype = null;
}
return bound;
};
}
var call = Function.prototype.call;
var prototypeOfArray = Array.prototype;
var prototypeOfObject = Object.prototype;
var slice = prototypeOfArray.slice;
var _toString = call.bind(prototypeOfObject.toString);
var owns = call.bind(prototypeOfObject.hasOwnProperty);
var defineGetter;
var defineSetter;
var lookupGetter;
var lookupSetter;
var supportsAccessors;
if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
defineGetter = call.bind(prototypeOfObject.__defineGetter__);
defineSetter = call.bind(prototypeOfObject.__defineSetter__);
lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
lookupSetter = call.bind(prototypeOfObject.__lookupSetter__);
}
if ([1,2].splice(0).length != 2) {
if(function() { // test IE < 9 to splice bug - see issue #138
function makeArray(l) {
var a = new Array(l+2);
a[0] = a[1] = 0;
return a;
}
var array = [], lengthBefore;
array.splice.apply(array, makeArray(20));
array.splice.apply(array, makeArray(26));
lengthBefore = array.length; //46
array.splice(5, 0, "XXX"); // add one element
lengthBefore + 1 == array.length
if (lengthBefore + 1 == array.length) {
return true;// has right splice implementation without bugs
}
}()) {//IE 6/7
var array_splice = Array.prototype.splice;
Array.prototype.splice = function(start, deleteCount) {
if (!arguments.length) {
return [];
} else {
return array_splice.apply(this, [
start === void 0 ? 0 : start,
deleteCount === void 0 ? (this.length - start) : deleteCount
].concat(slice.call(arguments, 2)))
}
};
} else {//IE8
Array.prototype.splice = function(pos, removeCount){
var length = this.length;
if (pos > 0) {
if (pos > length)
pos = length;
} else if (pos == void 0) {
pos = 0;
} else if (pos < 0) {
pos = Math.max(length + pos, 0);
}
if (!(pos+removeCount < length))
removeCount = length - pos;
var removed = this.slice(pos, pos+removeCount);
var insert = slice.call(arguments, 2);
var add = insert.length;
if (pos === length) {
if (add) {
this.push.apply(this, insert);
}
} else {
var remove = Math.min(removeCount, length - pos);
var tailOldPos = pos + remove;
var tailNewPos = tailOldPos + add - remove;
var tailCount = length - tailOldPos;
var lengthAfterRemove = length - remove;
if (tailNewPos < tailOldPos) { // case A
for (var i = 0; i < tailCount; ++i) {
this[tailNewPos+i] = this[tailOldPos+i];
}
} else if (tailNewPos > tailOldPos) { // case B
for (i = tailCount; i--; ) {
this[tailNewPos+i] = this[tailOldPos+i];
}
} // else, add == remove (nothing to do)
if (add && pos === lengthAfterRemove) {
this.length = lengthAfterRemove; // truncate array
this.push.apply(this, insert);
} else {
this.length = lengthAfterRemove + add; // reserves space
for (i = 0; i < add; ++i) {
this[pos+i] = insert[i];
}
}
}
return removed;
};
}
}
if (!Array.isArray) {
Array.isArray = function isArray(obj) {
return _toString(obj) == "[object Array]";
};
}
var boxedString = Object("a"),
splitString = boxedString[0] != "a" || !(0 in boxedString);
if (!Array.prototype.forEach) {
Array.prototype.forEach = function forEach(fun /*, thisp*/) {
var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
thisp = arguments[1],
i = -1,
length = self.length >>> 0;
if (_toString(fun) != "[object Function]") {
throw new TypeError(); // TODO message
}
while (++i < length) {
if (i in self) {
fun.call(thisp, self[i], i, object);
}
}
};
}
if (!Array.prototype.map) {
Array.prototype.map = function map(fun /*, thisp*/) {
var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0,
result = Array(length),
thisp = arguments[1];
if (_toString(fun) != "[object Function]") {
throw new TypeError(fun + " is not a function");
}
for (var i = 0; i < length; i++) {
if (i in self)
result[i] = fun.call(thisp, self[i], i, object);
}
return result;
};
}
if (!Array.prototype.filter) {
Array.prototype.filter = function filter(fun /*, thisp */) {
var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0,
result = [],
value,
thisp = arguments[1];
if (_toString(fun) != "[object Function]") {
throw new TypeError(fun + " is not a function");
}
for (var i = 0; i < length; i++) {
if (i in self) {
value = self[i];
if (fun.call(thisp, value, i, object)) {
result.push(value);
}
}
}
return result;
};
}
if (!Array.prototype.every) {
Array.prototype.every = function every(fun /*, thisp */) {
var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0,
thisp = arguments[1];
if (_toString(fun) != "[object Function]") {
throw new TypeError(fun + " is not a function");
}
for (var i = 0; i < length; i++) {
if (i in self && !fun.call(thisp, self[i], i, object)) {
return false;
}
}
return true;
};
}
if (!Array.prototype.some) {
Array.prototype.some = function some(fun /*, thisp */) {
var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0,
thisp = arguments[1];
if (_toString(fun) != "[object Function]") {
throw new TypeError(fun + " is not a function");
}
for (var i = 0; i < length; i++) {
if (i in self && fun.call(thisp, self[i], i, object)) {
return true;
}
}
return false;
};
}
if (!Array.prototype.reduce) {
Array.prototype.reduce = function reduce(fun /*, initial*/) {
var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0;
if (_toString(fun) != "[object Function]") {
throw new TypeError(fun + " is not a function");
}
if (!length && arguments.length == 1) {
throw new TypeError("reduce of empty array with no initial value");
}
var i = 0;
var result;
if (arguments.length >= 2) {
result = arguments[1];
} else {
do {
if (i in self) {
result = self[i++];
break;
}
if (++i >= length) {
throw new TypeError("reduce of empty array with no initial value");
}
} while (true);
}
for (; i < length; i++) {
if (i in self) {
result = fun.call(void 0, result, self[i], i, object);
}
}
return result;
};
}
if (!Array.prototype.reduceRight) {
Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
var object = toObject(this),
self = splitString && _toString(this) == "[object String]" ?
this.split("") :
object,
length = self.length >>> 0;
if (_toString(fun) != "[object Function]") {
throw new TypeError(fun + " is not a function");
}
if (!length && arguments.length == 1) {
throw new TypeError("reduceRight of empty array with no initial value");
}
var result, i = length - 1;
if (arguments.length >= 2) {
result = arguments[1];
} else {
do {
if (i in self) {
result = self[i--];
break;
}
if (--i < 0) {
throw new TypeError("reduceRight of empty array with no initial value");
}
} while (true);
}
do {
if (i in this) {
result = fun.call(void 0, result, self[i], i, object);
}
} while (i--);
return result;
};
}
if (!Array.prototype.indexOf || ([0, 1].indexOf(1, 2) != -1)) {
Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
var self = splitString && _toString(this) == "[object String]" ?
this.split("") :
toObject(this),
length = self.length >>> 0;
if (!length) {
return -1;
}
var i = 0;
if (arguments.length > 1) {
i = toInteger(arguments[1]);
}
i = i >= 0 ? i : Math.max(0, length + i);
for (; i < length; i++) {
if (i in self && self[i] === sought) {
return i;
}
}
return -1;
};
}
if (!Array.prototype.lastIndexOf || ([0, 1].lastIndexOf(0, -3) != -1)) {
Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
var self = splitString && _toString(this) == "[object String]" ?
this.split("") :
toObject(this),
length = self.length >>> 0;
if (!length) {
return -1;
}
var i = length - 1;
if (arguments.length > 1) {
i = Math.min(i, toInteger(arguments[1]));
}
i = i >= 0 ? i : length - Math.abs(i);
for (; i >= 0; i--) {
if (i in self && sought === self[i]) {
return i;
}
}
return -1;
};
}
if (!Object.getPrototypeOf) {
Object.getPrototypeOf = function getPrototypeOf(object) {
return object.__proto__ || (
object.constructor ?
object.constructor.prototype :
prototypeOfObject
);
};
}
if (!Object.getOwnPropertyDescriptor) {
var ERR_NON_OBJECT = "Object.getOwnPropertyDescriptor called on a " +
"non-object: ";
Object.getOwnPropertyDescriptor = function getOwnPropertyDescriptor(object, property) {
if ((typeof object != "object" && typeof object != "function") || object === null)
throw new TypeError(ERR_NON_OBJECT + object);
if (!owns(object, property))
return;
var descriptor, getter, setter;
descriptor = { enumerable: true, configurable: true };
if (supportsAccessors) {
var prototype = object.__proto__;
object.__proto__ = prototypeOfObject;
var getter = lookupGetter(object, property);
var setter = lookupSetter(object, property);
object.__proto__ = prototype;
if (getter || setter) {
if (getter) descriptor.get = getter;
if (setter) descriptor.set = setter;
return descriptor;
}
}
descriptor.value = object[property];
return descriptor;
};
}
if (!Object.getOwnPropertyNames) {
Object.getOwnPropertyNames = function getOwnPropertyNames(object) {
return Object.keys(object);
};
}
if (!Object.create) {
var createEmpty;
if (Object.prototype.__proto__ === null) {
createEmpty = function () {
return { "__proto__": null };
};
} else {
createEmpty = function () {
var empty = {};
for (var i in empty)
empty[i] = null;
empty.constructor =
empty.hasOwnProperty =
empty.propertyIsEnumerable =
empty.isPrototypeOf =
empty.toLocaleString =
empty.toString =
empty.valueOf =
empty.__proto__ = null;
return empty;
}
}
Object.create = function create(prototype, properties) {
var object;
if (prototype === null) {
object = createEmpty();
} else {
if (typeof prototype != "object")
throw new TypeError("typeof prototype["+(typeof prototype)+"] != 'object'");
var Type = function () {};
Type.prototype = prototype;
object = new Type();
object.__proto__ = prototype;
}
if (properties !== void 0)
Object.defineProperties(object, properties);
return object;
};
}
function doesDefinePropertyWork(object) {
try {
Object.defineProperty(object, "sentinel", {});
return "sentinel" in object;
} catch (exception) {
}
}
if (Object.defineProperty) {
var definePropertyWorksOnObject = doesDefinePropertyWork({});
var definePropertyWorksOnDom = typeof document == "undefined" ||
doesDefinePropertyWork(document.createElement("div"));
if (!definePropertyWorksOnObject || !definePropertyWorksOnDom) {
var definePropertyFallback = Object.defineProperty;
}
}
if (!Object.defineProperty || definePropertyFallback) {
var ERR_NON_OBJECT_DESCRIPTOR = "Property description must be an object: ";
var ERR_NON_OBJECT_TARGET = "Object.defineProperty called on non-object: "
var ERR_ACCESSORS_NOT_SUPPORTED = "getters & setters can not be defined " +
"on this javascript engine";
Object.defineProperty = function defineProperty(object, property, descriptor) {
if ((typeof object != "object" && typeof object != "function") || object === null)
throw new TypeError(ERR_NON_OBJECT_TARGET + object);
if ((typeof descriptor != "object" && typeof descriptor != "function") || descriptor === null)
throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR + descriptor);
if (definePropertyFallback) {
try {
return definePropertyFallback.call(Object, object, property, descriptor);
} catch (exception) {
}
}
if (owns(descriptor, "value")) {
if (supportsAccessors && (lookupGetter(object, property) ||
lookupSetter(object, property)))
{
var prototype = object.__proto__;
object.__proto__ = prototypeOfObject;
delete object[property];
object[property] = descriptor.value;
object.__proto__ = prototype;
} else {
object[property] = descriptor.value;
}
} else {
if (!supportsAccessors)
throw new TypeError(ERR_ACCESSORS_NOT_SUPPORTED);
if (owns(descriptor, "get"))
defineGetter(object, property, descriptor.get);
if (owns(descriptor, "set"))
defineSetter(object, property, descriptor.set);
}
return object;
};
}
if (!Object.defineProperties) {
Object.defineProperties = function defineProperties(object, properties) {
for (var property in properties) {
if (owns(properties, property))
Object.defineProperty(object, property, properties[property]);
}
return object;
};
}
if (!Object.seal) {
Object.seal = function seal(object) {
return object;
};
}
if (!Object.freeze) {
Object.freeze = function freeze(object) {
return object;
};
}
try {
Object.freeze(function () {});
} catch (exception) {
Object.freeze = (function freeze(freezeObject) {
return function freeze(object) {
if (typeof object == "function") {
return object;
} else {
return freezeObject(object);
}
};
})(Object.freeze);
}
if (!Object.preventExtensions) {
Object.preventExtensions = function preventExtensions(object) {
return object;
};
}
if (!Object.isSealed) {
Object.isSealed = function isSealed(object) {
return false;
};
}
if (!Object.isFrozen) {
Object.isFrozen = function isFrozen(object) {
return false;
};
}
if (!Object.isExtensible) {
Object.isExtensible = function isExtensible(object) {
if (Object(object) === object) {
throw new TypeError(); // TODO message
}
var name = '';
while (owns(object, name)) {
name += '?';
}
object[name] = true;
var returnValue = owns(object, name);
delete object[name];
return returnValue;
};
}
if (!Object.keys) {
var hasDontEnumBug = true,
dontEnums = [
"toString",
"toLocaleString",
"valueOf",
"hasOwnProperty",
"isPrototypeOf",
"propertyIsEnumerable",
"constructor"
],
dontEnumsLength = dontEnums.length;
for (var key in {"toString": null}) {
hasDontEnumBug = false;
}
Object.keys = function keys(object) {
if (
(typeof object != "object" && typeof object != "function") ||
object === null
) {
throw new TypeError("Object.keys called on a non-object");
}
var keys = [];
for (var name in object) {
if (owns(object, name)) {
keys.push(name);
}
}
if (hasDontEnumBug) {
for (var i = 0, ii = dontEnumsLength; i < ii; i++) {
var dontEnum = dontEnums[i];
if (owns(object, dontEnum)) {
keys.push(dontEnum);
}
}
}
return keys;
};
}
if (!Date.now) {
Date.now = function now() {
return new Date().getTime();
};
}
var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
"\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028" +
"\u2029\uFEFF";
if (!String.prototype.trim || ws.trim()) {
ws = "[" + ws + "]";
var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
trimEndRegexp = new RegExp(ws + ws + "*$");
String.prototype.trim = function trim() {
return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
};
}
function toInteger(n) {
n = +n;
if (n !== n) { // isNaN
n = 0;
} else if (n !== 0 && n !== (1/0) && n !== -(1/0)) {
n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
return n;
}
function isPrimitive(input) {
var type = typeof input;
return (
input === null ||
type === "undefined" ||
type === "boolean" ||
type === "number" ||
type === "string"
);
}
function toPrimitive(input) {
var val, valueOf, toString;
if (isPrimitive(input)) {
return input;
}
valueOf = input.valueOf;
if (typeof valueOf === "function") {
val = valueOf.call(input);
if (isPrimitive(val)) {
return val;
}
}
toString = input.toString;
if (typeof toString === "function") {
val = toString.call(input);
if (isPrimitive(val)) {
return val;
}
}
throw new TypeError();
}
var toObject = function (o) {
if (o == null) { // this matches both null and undefined
throw new TypeError("can't convert "+o+" to object");
}
return Object(o);
};
});
ace.define('ace/mode/lua_worker', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/worker/mirror', 'ace/mode/lua/luaparse'], function(require, exports, module) {
var oop = require("../lib/oop");
var Mirror = require("../worker/mirror").Mirror;
var luaparse = require("../mode/lua/luaparse");
var Worker = exports.Worker = function(sender) {
Mirror.call(this, sender);
this.setTimeout(500);
};
oop.inherits(Worker, Mirror);
(function() {
this.onUpdate = function() {
var value = this.doc.getValue();
try {
luaparse.parse(value);
} catch(e) {
if (e instanceof SyntaxError) {
this.sender.emit("error", {
row: e.line - 1,
column: e.column,
text: e.message,
type: "error"
});
}
return;
}
this.sender.emit("ok");
};
}).call(Worker.prototype);
});
ace.define('ace/lib/oop', ['require', 'exports', 'module' ], function(require, exports, module) {
exports.inherits = (function() {
var tempCtor = function() {};
return function(ctor, superCtor) {
tempCtor.prototype = superCtor.prototype;
ctor.super_ = superCtor.prototype;
ctor.prototype = new tempCtor();
ctor.prototype.constructor = ctor;
};
}());
exports.mixin = function(obj, mixin) {
for (var key in mixin) {
obj[key] = mixin[key];
}
return obj;
};
exports.implement = function(proto, mixin) {
exports.mixin(proto, mixin);
};
});
ace.define('ace/worker/mirror', ['require', 'exports', 'module' , 'ace/document', 'ace/lib/lang'], function(require, exports, module) {
var Document = require("../document").Document;
var lang = require("../lib/lang");
var Mirror = exports.Mirror = function(sender) {
this.sender = sender;
var doc = this.doc = new Document("");
var deferredUpdate = this.deferredUpdate = lang.delayedCall(this.onUpdate.bind(this));
var _self = this;
sender.on("change", function(e) {
doc.applyDeltas(e.data);
deferredUpdate.schedule(_self.$timeout);
});
};
(function() {
this.$timeout = 500;
this.setTimeout = function(timeout) {
this.$timeout = timeout;
};
this.setValue = function(value) {
this.doc.setValue(value);
this.deferredUpdate.schedule(this.$timeout);
};
this.getValue = function(callbackId) {
this.sender.callback(this.doc.getValue(), callbackId);
};
this.onUpdate = function() {
};
}).call(Mirror.prototype);
});
ace.define('ace/document', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/lib/event_emitter', 'ace/range', 'ace/anchor'], function(require, exports, module) {
var oop = require("./lib/oop");
var EventEmitter = require("./lib/event_emitter").EventEmitter;
var Range = require("./range").Range;
var Anchor = require("./anchor").Anchor;
var Document = function(text) {
this.$lines = [];
if (text.length == 0) {
this.$lines = [""];
} else if (Array.isArray(text)) {
this._insertLines(0, text);
} else {
this.insert({row: 0, column:0}, text);
}
};
(function() {
oop.implement(this, EventEmitter);
this.setValue = function(text) {
var len = this.getLength();
this.remove(new Range(0, 0, len, this.getLine(len-1).length));
this.insert({row: 0, column:0}, text);
};
this.getValue = function() {
return this.getAllLines().join(this.getNewLineCharacter());
};
this.createAnchor = function(row, column) {
return new Anchor(this, row, column);
};
if ("aaa".split(/a/).length == 0)
this.$split = function(text) {
return text.replace(/\r\n|\r/g, "\n").split("\n");
}
else
this.$split = function(text) {
return text.split(/\r\n|\r|\n/);
};
this.$detectNewLine = function(text) {
var match = text.match(/^.*?(\r\n|\r|\n)/m);
this.$autoNewLine = match ? match[1] : "\n";
};
this.getNewLineCharacter = function() {
switch (this.$newLineMode) {
case "windows":
return "\r\n";
case "unix":
return "\n";
default:
return this.$autoNewLine;
}
};
this.$autoNewLine = "\n";
this.$newLineMode = "auto";
this.setNewLineMode = function(newLineMode) {
if (this.$newLineMode === newLineMode)
return;
this.$newLineMode = newLineMode;
};
this.getNewLineMode = function() {
return this.$newLineMode;
};
this.isNewLine = function(text) {
return (text == "\r\n" || text == "\r" || text == "\n");
};
this.getLine = function(row) {
return this.$lines[row] || "";
};
this.getLines = function(firstRow, lastRow) {
return this.$lines.slice(firstRow, lastRow + 1);
};
this.getAllLines = function() {
return this.getLines(0, this.getLength());
};
this.getLength = function() {
return this.$lines.length;
};
this.getTextRange = function(range) {
if (range.start.row == range.end.row) {
return this.getLine(range.start.row)
.substring(range.start.column, range.end.column);
}
var lines = this.getLines(range.start.row, range.end.row);
lines[0] = (lines[0] || "").substring(range.start.column);
var l = lines.length - 1;
if (range.end.row - range.start.row == l)
lines[l] = lines[l].substring(0, range.end.column);
return lines.join(this.getNewLineCharacter());
};
this.$clipPosition = function(position) {
var length = this.getLength();
if (position.row >= length) {
position.row = Math.max(0, length - 1);
position.column = this.getLine(length-1).length;
} else if (position.row < 0)
position.row = 0;
return position;
};
this.insert = function(position, text) {
if (!text || text.length === 0)
return position;
position = this.$clipPosition(position);
if (this.getLength() <= 1)
this.$detectNewLine(text);
var lines = this.$split(text);
var firstLine = lines.splice(0, 1)[0];
var lastLine = lines.length == 0 ? null : lines.splice(lines.length - 1, 1)[0];
position = this.insertInLine(position, firstLine);
if (lastLine !== null) {
position = this.insertNewLine(position); // terminate first line
position = this._insertLines(position.row, lines);
position = this.insertInLine(position, lastLine || "");
}
return position;
};
this.insertLines = function(row, lines) {
if (row >= this.getLength())
return this.insert({row: row, column: 0}, "\n" + lines.join("\n"));
return this._insertLines(Math.max(row, 0), lines);
};
this._insertLines = function(row, lines) {
if (lines.length == 0)
return {row: row, column: 0};
if (lines.length > 0xFFFF) {
var end = this._insertLines(row, lines.slice(0xFFFF));
lines = lines.slice(0, 0xFFFF);
}
var args = [row, 0];
args.push.apply(args, lines);
this.$lines.splice.apply(this.$lines, args);
var range = new Range(row, 0, row + lines.length, 0);
var delta = {
action: "insertLines",
range: range,
lines: lines
};
this._emit("change", { data: delta });
return end || range.end;
};
this.insertNewLine = function(position) {
position = this.$clipPosition(position);
var line = this.$lines[position.row] || "";
this.$lines[position.row] = line.substring(0, position.column);
this.$lines.splice(position.row + 1, 0, line.substring(position.column, line.length));
var end = {
row : position.row + 1,
column : 0
};
var delta = {
action: "insertText",
range: Range.fromPoints(position, end),
text: this.getNewLineCharacter()
};
this._emit("change", { data: delta });
return end;
};
this.insertInLine = function(position, text) {
if (text.length == 0)
return position;
var line = this.$lines[position.row] || "";
this.$lines[position.row] = line.substring(0, position.column) + text
+ line.substring(position.column);
var end = {
row : position.row,
column : position.column + text.length
};
var delta = {
action: "insertText",
range: Range.fromPoints(position, end),
text: text
};
this._emit("change", { data: delta });
return end;
};
this.remove = function(range) {
if (!range instanceof Range)
range = Range.fromPoints(range.start, range.end);
range.start = this.$clipPosition(range.start);
range.end = this.$clipPosition(range.end);
if (range.isEmpty())
return range.start;
var firstRow = range.start.row;
var lastRow = range.end.row;
if (range.isMultiLine()) {
var firstFullRow = range.start.column == 0 ? firstRow : firstRow + 1;
var lastFullRow = lastRow - 1;
if (range.end.column > 0)
this.removeInLine(lastRow, 0, range.end.column);
if (lastFullRow >= firstFullRow)
this._removeLines(firstFullRow, lastFullRow);
if (firstFullRow != firstRow) {
this.removeInLine(firstRow, range.start.column, this.getLine(firstRow).length);
this.removeNewLine(range.start.row);
}
}
else {
this.removeInLine(firstRow, range.start.column, range.end.column);
}
return range.start;
};
this.removeInLine = function(row, startColumn, endColumn) {
if (startColumn == endColumn)
return;
var range = new Range(row, startColumn, row, endColumn);
var line = this.getLine(row);
var removed = line.substring(startColumn, endColumn);
var newLine = line.substring(0, startColumn) + line.substring(endColumn, line.length);
this.$lines.splice(row, 1, newLine);
var delta = {
action: "removeText",
range: range,
text: removed
};
this._emit("change", { data: delta });
return range.start;
};
this.removeLines = function(firstRow, lastRow) {
if (firstRow < 0 || lastRow >= this.getLength())
return this.remove(new Range(firstRow, 0, lastRow + 1, 0));
return this._removeLines(firstRow, lastRow);
};
this._removeLines = function(firstRow, lastRow) {
var range = new Range(firstRow, 0, lastRow + 1, 0);
var removed = this.$lines.splice(firstRow, lastRow - firstRow + 1);
var delta = {
action: "removeLines",
range: range,
nl: this.getNewLineCharacter(),
lines: removed
};
this._emit("change", { data: delta });
return removed;
};
this.removeNewLine = function(row) {
var firstLine = this.getLine(row);
var secondLine = this.getLine(row+1);
var range = new Range(row, firstLine.length, row+1, 0);
var line = firstLine + secondLine;
this.$lines.splice(row, 2, line);
var delta = {
action: "removeText",
range: range,
text: this.getNewLineCharacter()
};
this._emit("change", { data: delta });
};
this.replace = function(range, text) {
if (!range instanceof Range)
range = Range.fromPoints(range.start, range.end);
if (text.length == 0 && range.isEmpty())
return range.start;
if (text == this.getTextRange(range))
return range.end;
this.remove(range);
if (text) {
var end = this.insert(range.start, text);
}
else {
end = range.start;
}
return end;
};
this.applyDeltas = function(deltas) {
for (var i=0; i<deltas.length; i++) {
var delta = deltas[i];
var range = Range.fromPoints(delta.range.start, delta.range.end);
if (delta.action == "insertLines")
this.insertLines(range.start.row, delta.lines);
else if (delta.action == "insertText")
this.insert(range.start, delta.text);
else if (delta.action == "removeLines")
this._removeLines(range.start.row, range.end.row - 1);
else if (delta.action == "removeText")
this.remove(range);
}
};
this.revertDeltas = function(deltas) {
for (var i=deltas.length-1; i>=0; i--) {
var delta = deltas[i];
var range = Range.fromPoints(delta.range.start, delta.range.end);
if (delta.action == "insertLines")
this._removeLines(range.start.row, range.end.row - 1);
else if (delta.action == "insertText")
this.remove(range);
else if (delta.action == "removeLines")
this._insertLines(range.start.row, delta.lines);
else if (delta.action == "removeText")
this.insert(range.start, delta.text);
}
};
this.indexToPosition = function(index, startRow) {
var lines = this.$lines || this.getAllLines();
var newlineLength = this.getNewLineCharacter().length;
for (var i = startRow || 0, l = lines.length; i < l; i++) {
index -= lines[i].length + newlineLength;
if (index < 0)
return {row: i, column: index + lines[i].length + newlineLength};
}
return {row: l-1, column: lines[l-1].length};
};
this.positionToIndex = function(pos, startRow) {
var lines = this.$lines || this.getAllLines();
var newlineLength = this.getNewLineCharacter().length;
var index = 0;
var row = Math.min(pos.row, lines.length);
for (var i = startRow || 0; i < row; ++i)
index += lines[i].length + newlineLength;
return index + pos.column;
};
}).call(Document.prototype);
exports.Document = Document;
});
ace.define('ace/lib/event_emitter', ['require', 'exports', 'module' ], function(require, exports, module) {
var EventEmitter = {};
var stopPropagation = function() { this.propagationStopped = true; };
var preventDefault = function() { this.defaultPrevented = true; };
EventEmitter._emit =
EventEmitter._dispatchEvent = function(eventName, e) {
this._eventRegistry || (this._eventRegistry = {});
this._defaultHandlers || (this._defaultHandlers = {});
var listeners = this._eventRegistry[eventName] || [];
var defaultHandler = this._defaultHandlers[eventName];
if (!listeners.length && !defaultHandler)
return;
if (typeof e != "object" || !e)
e = {};
if (!e.type)
e.type = eventName;
if (!e.stopPropagation)
e.stopPropagation = stopPropagation;
if (!e.preventDefault)
e.preventDefault = preventDefault;
listeners = listeners.slice();
for (var i=0; i<listeners.length; i++) {
listeners[i](e, this);
if (e.propagationStopped)
break;
}
if (defaultHandler && !e.defaultPrevented)
return defaultHandler(e, this);
};
EventEmitter._signal = function(eventName, e) {
var listeners = (this._eventRegistry || {})[eventName];
if (!listeners)
return;
listeners = listeners.slice();
for (var i=0; i<listeners.length; i++)
listeners[i](e, this);
};
EventEmitter.once = function(eventName, callback) {
var _self = this;
callback && this.addEventListener(eventName, function newCallback() {
_self.removeEventListener(eventName, newCallback);
callback.apply(null, arguments);
});
};
EventEmitter.setDefaultHandler = function(eventName, callback) {
var handlers = this._defaultHandlers
if (!handlers)
handlers = this._defaultHandlers = {_disabled_: {}};
if (handlers[eventName]) {
var old = handlers[eventName];
var disabled = handlers._disabled_[eventName];
if (!disabled)
handlers._disabled_[eventName] = disabled = [];
disabled.push(old);
var i = disabled.indexOf(callback);
if (i != -1)
disabled.splice(i, 1);
}
handlers[eventName] = callback;
};
EventEmitter.removeDefaultHandler = function(eventName, callback) {
var handlers = this._defaultHandlers
if (!handlers)
return;
var disabled = handlers._disabled_[eventName];
if (handlers[eventName] == callback) {
var old = handlers[eventName];
if (disabled)
this.setDefaultHandler(eventName, disabled.pop());
} else if (disabled) {
var i = disabled.indexOf(callback);
if (i != -1)
disabled.splice(i, 1);
}
};
EventEmitter.on =
EventEmitter.addEventListener = function(eventName, callback, capturing) {
this._eventRegistry = this._eventRegistry || {};
var listeners = this._eventRegistry[eventName];
if (!listeners)
listeners = this._eventRegistry[eventName] = [];
if (listeners.indexOf(callback) == -1)
listeners[capturing ? "unshift" : "push"](callback);
return callback;
};
EventEmitter.off =
EventEmitter.removeListener =
EventEmitter.removeEventListener = function(eventName, callback) {
this._eventRegistry = this._eventRegistry || {};
var listeners = this._eventRegistry[eventName];
if (!listeners)
return;
var index = listeners.indexOf(callback);
if (index !== -1)
listeners.splice(index, 1);
};
EventEmitter.removeAllListeners = function(eventName) {
if (this._eventRegistry) this._eventRegistry[eventName] = [];
};
exports.EventEmitter = EventEmitter;
});
ace.define('ace/range', ['require', 'exports', 'module' ], function(require, exports, module) {
var comparePoints = function(p1, p2) {
return p1.row - p2.row || p1.column - p2.column;
};
var Range = function(startRow, startColumn, endRow, endColumn) {
this.start = {
row: startRow,
column: startColumn
};
this.end = {
row: endRow,
column: endColumn
};
};
(function() {
this.isEqual = function(range) {
return this.start.row === range.start.row &&
this.end.row === range.end.row &&
this.start.column === range.start.column &&
this.end.column === range.end.column;
};
this.toString = function() {
return ("Range: [" + this.start.row + "/" + this.start.column +
"] -> [" + this.end.row + "/" + this.end.column + "]");
};
this.contains = function(row, column) {
return this.compare(row, column) == 0;
};
this.compareRange = function(range) {
var cmp,
end = range.end,
start = range.start;
cmp = this.compare(end.row, end.column);
if (cmp == 1) {
cmp = this.compare(start.row, start.column);
if (cmp == 1) {
return 2;
} else if (cmp == 0) {
return 1;
} else {
return 0;
}
} else if (cmp == -1) {
return -2;
} else {
cmp = this.compare(start.row, start.column);
if (cmp == -1) {
return -1;
} else if (cmp == 1) {
return 42;
} else {
return 0;
}
}
};
this.comparePoint = function(p) {
return this.compare(p.row, p.column);
};
this.containsRange = function(range) {
return this.comparePoint(range.start) == 0 && this.comparePoint(range.end) == 0;
};
this.intersects = function(range) {
var cmp = this.compareRange(range);
return (cmp == -1 || cmp == 0 || cmp == 1);
};
this.isEnd = function(row, column) {
return this.end.row == row && this.end.column == column;
};
this.isStart = function(row, column) {
return this.start.row == row && this.start.column == column;
};
this.setStart = function(row, column) {
if (typeof row == "object") {
this.start.column = row.column;
this.start.row = row.row;
} else {
this.start.row = row;
this.start.column = column;
}
};
this.setEnd = function(row, column) {
if (typeof row == "object") {
this.end.column = row.column;
this.end.row = row.row;
} else {
this.end.row = row;
this.end.column = column;
}
};
this.inside = function(row, column) {
if (this.compare(row, column) == 0) {
if (this.isEnd(row, column) || this.isStart(row, column)) {
return false;
} else {
return true;
}
}
return false;
};
this.insideStart = function(row, column) {
if (this.compare(row, column) == 0) {
if (this.isEnd(row, column)) {
return false;
} else {
return true;
}
}
return false;
};
this.insideEnd = function(row, column) {
if (this.compare(row, column) == 0) {
if (this.isStart(row, column)) {
return false;
} else {
return true;
}
}
return false;
};
this.compare = function(row, column) {
if (!this.isMultiLine()) {
if (row === this.start.row) {
return column < this.start.column ? -1 : (column > this.end.column ? 1 : 0);
};
}
if (row < this.start.row)
return -1;
if (row > this.end.row)
return 1;
if (this.start.row === row)
return column >= this.start.column ? 0 : -1;
if (this.end.row === row)
return column <= this.end.column ? 0 : 1;
return 0;
};
this.compareStart = function(row, column) {
if (this.start.row == row && this.start.column == column) {
return -1;
} else {
return this.compare(row, column);
}
};
this.compareEnd = function(row, column) {
if (this.end.row == row && this.end.column == column) {
return 1;
} else {
return this.compare(row, column);
}
};
this.compareInside = function(row, column) {
if (this.end.row == row && this.end.column == column) {
return 1;
} else if (this.start.row == row && this.start.column == column) {
return -1;
} else {
return this.compare(row, column);
}
};
this.clipRows = function(firstRow, lastRow) {
if (this.end.row > lastRow)
var end = {row: lastRow + 1, column: 0};
else if (this.end.row < firstRow)
var end = {row: firstRow, column: 0};
if (this.start.row > lastRow)
var start = {row: lastRow + 1, column: 0};
else if (this.start.row < firstRow)
var start = {row: firstRow, column: 0};
return Range.fromPoints(start || this.start, end || this.end);
};
this.extend = function(row, column) {
var cmp = this.compare(row, column);
if (cmp == 0)
return this;
else if (cmp == -1)
var start = {row: row, column: column};
else
var end = {row: row, column: column};
return Range.fromPoints(start || this.start, end || this.end);
};
this.isEmpty = function() {
return (this.start.row === this.end.row && this.start.column === this.end.column);
};
this.isMultiLine = function() {
return (this.start.row !== this.end.row);
};
this.clone = function() {
return Range.fromPoints(this.start, this.end);
};
this.collapseRows = function() {
if (this.end.column == 0)
return new Range(this.start.row, 0, Math.max(this.start.row, this.end.row-1), 0)
else
return new Range(this.start.row, 0, this.end.row, 0)
};
this.toScreenRange = function(session) {
var screenPosStart = session.documentToScreenPosition(this.start);
var screenPosEnd = session.documentToScreenPosition(this.end);
return new Range(
screenPosStart.row, screenPosStart.column,
screenPosEnd.row, screenPosEnd.column
);
};
this.moveBy = function(row, column) {
this.start.row += row;
this.start.column += column;
this.end.row += row;
this.end.column += column;
};
}).call(Range.prototype);
Range.fromPoints = function(start, end) {
return new Range(start.row, start.column, end.row, end.column);
};
Range.comparePoints = comparePoints;
Range.comparePoints = function(p1, p2) {
return p1.row - p2.row || p1.column - p2.column;
};
exports.Range = Range;
});
ace.define('ace/anchor', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/lib/event_emitter'], function(require, exports, module) {
var oop = require("./lib/oop");
var EventEmitter = require("./lib/event_emitter").EventEmitter;
var Anchor = exports.Anchor = function(doc, row, column) {
this.$onChange = this.onChange.bind(this);
this.attach(doc);
if (typeof column == "undefined")
this.setPosition(row.row, row.column);
else
this.setPosition(row, column);
};
(function() {
oop.implement(this, EventEmitter);
this.getPosition = function() {
return this.$clipPositionToDocument(this.row, this.column);
};
this.getDocument = function() {
return this.document;
};
this.$insertRight = false;
this.onChange = function(e) {
var delta = e.data;
var range = delta.range;
if (range.start.row == range.end.row && range.start.row != this.row)
return;
if (range.start.row > this.row)
return;
if (range.start.row == this.row && range.start.column > this.column)
return;
var row = this.row;
var column = this.column;
var start = range.start;
var end = range.end;
if (delta.action === "insertText") {
if (start.row === row && start.column <= column) {
if (start.column === column && this.$insertRight) {
} else if (start.row === end.row) {
column += end.column - start.column;
} else {
column -= start.column;
row += end.row - start.row;
}
} else if (start.row !== end.row && start.row < row) {
row += end.row - start.row;
}
} else if (delta.action === "insertLines") {
if (start.row <= row) {
row += end.row - start.row;
}
} else if (delta.action === "removeText") {
if (start.row === row && start.column < column) {
if (end.column >= column)
column = start.column;
else
column = Math.max(0, column - (end.column - start.column));
} else if (start.row !== end.row && start.row < row) {
if (end.row === row)
column = Math.max(0, column - end.column) + start.column;
row -= (end.row - start.row);
} else if (end.row === row) {
row -= end.row - start.row;
column = Math.max(0, column - end.column) + start.column;
}
} else if (delta.action == "removeLines") {
if (start.row <= row) {
if (end.row <= row)
row -= end.row - start.row;
else {
row = start.row;
column = 0;
}
}
}
this.setPosition(row, column, true);
};
this.setPosition = function(row, column, noClip) {
var pos;
if (noClip) {
pos = {
row: row,
column: column
};
} else {
pos = this.$clipPositionToDocument(row, column);
}
if (this.row == pos.row && this.column == pos.column)
return;
var old = {
row: this.row,
column: this.column
};
this.row = pos.row;
this.column = pos.column;
this._emit("change", {
old: old,
value: pos
});
};
this.detach = function() {
this.document.removeEventListener("change", this.$onChange);
};
this.attach = function(doc) {
this.document = doc || this.document;
this.document.on("change", this.$onChange);
};
this.$clipPositionToDocument = function(row, column) {
var pos = {};
if (row >= this.document.getLength()) {
pos.row = Math.max(0, this.document.getLength() - 1);
pos.column = this.document.getLine(pos.row).length;
}
else if (row < 0) {
pos.row = 0;
pos.column = 0;
}
else {
pos.row = row;
pos.column = Math.min(this.document.getLine(pos.row).length, Math.max(0, column));
}
if (column < 0)
pos.column = 0;
return pos;
};
}).call(Anchor.prototype);
});
ace.define('ace/lib/lang', ['require', 'exports', 'module' ], function(require, exports, module) {
exports.stringReverse = function(string) {
return string.split("").reverse().join("");
};
exports.stringRepeat = function (string, count) {
var result = '';
while (count > 0) {
if (count & 1)
result += string;
if (count >>= 1)
string += string;
}
return result;
};
var trimBeginRegexp = /^\s\s*/;
var trimEndRegexp = /\s\s*$/;
exports.stringTrimLeft = function (string) {
return string.replace(trimBeginRegexp, '');
};
exports.stringTrimRight = function (string) {
return string.replace(trimEndRegexp, '');
};
exports.copyObject = function(obj) {
var copy = {};
for (var key in obj) {
copy[key] = obj[key];
}
return copy;
};
exports.copyArray = function(array){
var copy = [];
for (var i=0, l=array.length; i<l; i++) {
if (array[i] && typeof array[i] == "object")
copy[i] = this.copyObject( array[i] );
else
copy[i] = array[i];
}
return copy;
};
exports.deepCopy = function (obj) {
if (typeof obj != "object") {
return obj;
}
var copy = obj.constructor();
for (var key in obj) {
if (typeof obj[key] == "object") {
copy[key] = this.deepCopy(obj[key]);
} else {
copy[key] = obj[key];
}
}
return copy;
};
exports.arrayToMap = function(arr) {
var map = {};
for (var i=0; i<arr.length; i++) {
map[arr[i]] = 1;
}
return map;
};
exports.createMap = function(props) {
var map = Object.create(null);
for (var i in props) {
map[i] = props[i];
}
return map;
};
exports.arrayRemove = function(array, value) {
for (var i = 0; i <= array.length; i++) {
if (value === array[i]) {
array.splice(i, 1);
}
}
};
exports.escapeRegExp = function(str) {
return str.replace(/([.*+?^${}()|[\]\/\\])/g, '\\$1');
};
exports.escapeHTML = function(str) {
return str.replace(/&/g, "&#38;").replace(/"/g, "&#34;").replace(/'/g, "&#39;").replace(/</g, "&#60;");
};
exports.getMatchOffsets = function(string, regExp) {
var matches = [];
string.replace(regExp, function(str) {
matches.push({
offset: arguments[arguments.length-2],
length: str.length
});
});
return matches;
};
exports.deferredCall = function(fcn) {
var timer = null;
var callback = function() {
timer = null;
fcn();
};
var deferred = function(timeout) {
deferred.cancel();
timer = setTimeout(callback, timeout || 0);
return deferred;
};
deferred.schedule = deferred;
deferred.call = function() {
this.cancel();
fcn();
return deferred;
};
deferred.cancel = function() {
clearTimeout(timer);
timer = null;
return deferred;
};
return deferred;
};
exports.delayedCall = function(fcn, defaultTimeout) {
var timer = null;
var callback = function() {
timer = null;
fcn();
};
var _self = function(timeout) {
timer && clearTimeout(timer);
timer = setTimeout(callback, timeout || defaultTimeout);
};
_self.delay = _self;
_self.schedule = function(timeout) {
if (timer == null)
timer = setTimeout(callback, timeout || 0);
};
_self.call = function() {
this.cancel();
fcn();
};
_self.cancel = function() {
timer && clearTimeout(timer);
timer = null;
};
_self.isPending = function() {
return timer;
};
return _self;
};
});
ace.define('ace/mode/lua/luaparse', ['require', 'exports', 'module' ], function(require, exports, module) {
(function (root, name, factory) {
factory(exports)
}(this, 'luaparse', function (exports) {
exports.version = '0.1.4';
var input, options, length;
var defaultOptions = exports.defaultOptions = {
wait: false
, comments: true
, scope: false
, locations: false
, ranges: false
};
var EOF = 1, StringLiteral = 2, Keyword = 4, Identifier = 8
, NumericLiteral = 16, Punctuator = 32, BooleanLiteral = 64
, NilLiteral = 128, VarargLiteral = 256;
exports.tokenTypes = { EOF: EOF, StringLiteral: StringLiteral
, Keyword: Keyword, Identifier: Identifier, NumericLiteral: NumericLiteral
, Punctuator: Punctuator, BooleanLiteral: BooleanLiteral
, NilLiteral: NilLiteral, VarargLiteral: VarargLiteral
};
var errors = exports.errors = {
unexpected: 'Unexpected %1 \'%2\' near \'%3\''
, expected: '\'%1\' expected near \'%2\''
, expectedToken: '%1 expected near \'%2\''
, unfinishedString: 'unfinished string near \'%1\''
, malformedNumber: 'malformed number near \'%1\''
};
var ast = exports.ast = {
labelStatement: function(label) {
return {
type: 'LabelStatement'
, label: label
};
}
, breakStatement: function() {
return {
type: 'BreakStatement'
};
}
, gotoStatement: function(label) {
return {
type: 'GotoStatement'
, label: label
};
}
, returnStatement: function(args) {
return {
type: 'ReturnStatement'
, 'arguments': args
};
}
, ifStatement: function(clauses) {
return {
type: 'IfStatement'
, clauses: clauses
};
}
, ifClause: function(condition, body) {
return {
type: 'IfClause'
, condition: condition
, body: body
};
}
, elseifClause: function(condition, body) {
return {
type: 'ElseifClause'
, condition: condition
, body: body
};
}
, elseClause: function(body) {
return {
type: 'ElseClause'
, body: body
};
}
, whileStatement: function(condition, body) {
return {
type: 'WhileStatement'
, condition: condition
, body: body
};
}
, doStatement: function(body) {
return {
type: 'DoStatement'
, body: body
};
}
, repeatStatement: function(condition, body) {
return {
type: 'RepeatStatement'
, condition: condition
, body: body
};
}
, localStatement: function(variables, init) {
return {
type: 'LocalStatement'
, variables: variables
, init: init
};
}
, assignmentStatement: function(variables, init) {
return {
type: 'AssignmentStatement'
, variables: variables
, init: init
};
}
, callStatement: function(expression) {
return {
type: 'CallStatement'
, expression: expression
};
}
, functionStatement: function(identifier, parameters, isLocal, body) {
return {
type: 'FunctionDeclaration'
, identifier: identifier
, isLocal: isLocal
, parameters: parameters
, body: body
};
}
, forNumericStatement: function(variable, start, end, step, body) {
return {
type: 'ForNumericStatement'
, variable: variable
, start: start
, end: end
, step: step
, body: body
};
}
, forGenericStatement: function(variables, iterators, body) {
return {
type: 'ForGenericStatement'
, variables: variables
, iterators: iterators
, body: body
};
}
, chunk: function(body) {
return {
type: 'Chunk'
, body: body
};
}
, identifier: function(name) {
return {
type: 'Identifier'
, name: name
};
}
, literal: function(type, value, raw) {
type = (type === StringLiteral) ? 'StringLiteral'
: (type === NumericLiteral) ? 'NumericLiteral'
: (type === BooleanLiteral) ? 'BooleanLiteral'
: (type === NilLiteral) ? 'NilLiteral'
: 'VarargLiteral';
return {
type: type
, value: value
, raw: raw
};
}
, tableKey: function(key, value) {
return {
type: 'TableKey'
, key: key
, value: value
};
}
, tableKeyString: function(key, value) {
return {
type: 'TableKeyString'
, key: key
, value: value
};
}
, tableValue: function(value) {
return {
type: 'TableValue'
, value: value
};
}
, tableConstructorExpression: function(fields) {
return {
type: 'TableConstructorExpression'
, fields: fields
};
}
, binaryExpression: function(operator, left, right) {
var type = ('and' === operator || 'or' === operator) ?
'LogicalExpression' :
'BinaryExpression';
return {
type: type
, operator: operator
, left: left
, right: right
};
}
, unaryExpression: function(operator, argument) {
return {
type: 'UnaryExpression'
, operator: operator
, argument: argument
};
}
, memberExpression: function(base, indexer, identifier) {
return {
type: 'MemberExpression'
, indexer: indexer
, identifier: identifier
, base: base
};
}
, indexExpression: function(base, index) {
return {
type: 'IndexExpression'
, base: base
, index: index
};
}
, callExpression: function(base, args) {
return {
type: 'CallExpression'
, base: base
, 'arguments': args
};
}
, tableCallExpression: function(base, args) {
return {
type: 'TableCallExpression'
, base: base
, 'arguments': args
};
}
, stringCallExpression: function(base, argument) {
return {
type: 'StringCallExpression'
, base: base
, argument: argument
};
}
, comment: function(value, raw) {
return {
type: 'Comment'
, value: value
, raw: raw
};
}
};
function finishNode(node) {
if (trackLocations) {
var location = locations.pop();
location.complete();
if (options.locations) node.loc = location.loc;
if (options.ranges) node.range = location.range;
}
return node;
}
var slice = Array.prototype.slice
, toString = Object.prototype.toString
, indexOf = function indexOf(array, element) {
for (var i = 0, length = array.length; i < length; i++) {
if (array[i] === element) return i;
}
return -1;
};
function indexOfObject(array, property, element) {
for (var i = 0, length = array.length; i < length; i++) {
if (array[i][property] === element) return i;
}
return -1;
}
function sprintf(format) {
var args = slice.call(arguments, 1);
format = format.replace(/%(\d)/g, function (match, index) {
return '' + args[index - 1] || '';
});
return format;
}
function extend() {
var args = slice.call(arguments)
, dest = {}
, src, prop;
for (var i = 0, length = args.length; i < length; i++) {
src = args[i];
for (prop in src) if (src.hasOwnProperty(prop)) {
dest[prop] = src[prop];
}
}
return dest;
}
function raise(token) {
var message = sprintf.apply(null, slice.call(arguments, 1))
, error, col;
if ('undefined' !== typeof token.line) {
col = token.range[0] - token.lineStart;
error = new SyntaxError(sprintf('[%1:%2] %3', token.line, col, message));
error.line = token.line;
error.index = token.range[0];
error.column = col;
} else {
col = index - lineStart + 1;
error = new SyntaxError(sprintf('[%1:%2] %3', line, col, message));
error.index = index;
error.line = line;
error.column = col;
}
throw error;
}
function raiseUnexpectedToken(type, token) {
raise(token, errors.expectedToken, type, token.value);
}
function unexpected(found, near) {
if ('undefined' === typeof near) near = lookahead.value;
if ('undefined' !== typeof found.type) {
var type;
switch (found.type) {
case StringLiteral: type = 'string'; break;
case Keyword: type = 'keyword'; break;
case Identifier: type = 'identifier'; break;
case NumericLiteral: type = 'number'; break;
case Punctuator: type = 'symbol'; break;
case BooleanLiteral: type = 'boolean'; break;
case NilLiteral:
return raise(found, errors.unexpected, 'symbol', 'nil', near);
}
return raise(found, errors.unexpected, type, found.value, near);
}
return raise(found, errors.unexpected, 'symbol', found, near);
}
var index
, token
, previousToken
, lookahead
, comments
, tokenStart
, line
, lineStart;
exports.lex = lex;
function lex() {
skipWhiteSpace();
while (45 === input.charCodeAt(index) &&
45 === input.charCodeAt(index + 1)) {
scanComment();
skipWhiteSpace();
}
if (index >= length) return {
type : EOF
, value: '<eof>'
, line: line
, lineStart: lineStart
, range: [index, index]
};
var charCode = input.charCodeAt(index)
, next = input.charCodeAt(index + 1);
tokenStart = index;
if (isIdentifierStart(charCode)) return scanIdentifierOrKeyword();
switch (charCode) {
case 39: case 34: // '"
return scanStringLiteral();
case 48: case 49: case 50: case 51: case 52: case 53:
case 54: case 55: case 56: case 57:
return scanNumericLiteral();
case 46: // .
if (isDecDigit(next)) return scanNumericLiteral();
if (46 === next) {
if (46 === input.charCodeAt(index + 2)) return scanVarargLiteral();
return scanPunctuator('..');
}
return scanPunctuator('.');
case 61: // =
if (61 === next) return scanPunctuator('==');
return scanPunctuator('=');
case 62: // >
if (61 === next) return scanPunctuator('>=');
return scanPunctuator('>');
case 60: // <
if (61 === next) return scanPunctuator('<=');
return scanPunctuator('<');
case 126: // ~
if (61 === next) return scanPunctuator('~=');
return raise({}, errors.expected, '=', '~');
case 58: // :
if (58 === next) return scanPunctuator('::');
return scanPunctuator(':');
case 91: // [
if (91 === next || 61 === next) return scanLongStringLiteral();
return scanPunctuator('[');
case 42: case 47: case 94: case 37: case 44: case 123: case 125:
case 93: case 40: case 41: case 59: case 35: case 45: case 43:
return scanPunctuator(input.charAt(index));
}
return unexpected(input.charAt(index));
}
function skipWhiteSpace() {
while (index < length) {
var charCode = input.charCodeAt(index);
if (isWhiteSpace(charCode)) {
index++;
} else if (isLineTerminator(charCode)) {
line++;
lineStart = ++index;
} else {
break;
}
}
}
function scanIdentifierOrKeyword() {
var value, type;
while (isIdentifierPart(input.charCodeAt(++index)));
value = input.slice(tokenStart, index);
if (isKeyword(value)) {
type = Keyword;
} else if ('true' === value || 'false' === value) {
type = BooleanLiteral;
value = ('true' === value);
} else if ('nil' === value) {
type = NilLiteral;
value = null;
} else {
type = Identifier;
}
return {
type: type
, value: value
, line: line
, lineStart: lineStart
, range: [tokenStart, index]
};
}
function scanPunctuator(value) {
index += value.length;
return {
type: Punctuator
, value: value
, line: line
, lineStart: lineStart
, range: [tokenStart, index]
};
}
function scanVarargLiteral() {
index += 3;
return {
type: VarargLiteral
, value: '...'
, line: line
, lineStart: lineStart
, range: [tokenStart, index]
};
}
function scanStringLiteral() {
var delimiter = input.charCodeAt(index++)
, stringStart = index
, string = ''
, charCode;
while (index < length) {
charCode = input.charCodeAt(index++);
if (delimiter === charCode) break;
if (92 === charCode) { // \
string += input.slice(stringStart, index - 1) + readEscapeSequence();
stringStart = index;
}
else if (index >= length || isLineTerminator(charCode)) {
string += input.slice(stringStart, index - 1);
raise({}, errors.unfinishedString, string + String.fromCharCode(charCode));
}
}
string += input.slice(stringStart, index - 1);
return {
type: StringLiteral
, value: string
, line: line
, lineStart: lineStart
, range: [tokenStart, index]
};
}
function scanLongStringLiteral() {
var string = readLongString();
if (false === string) raise(token, errors.expected, '[', token.value);
return {
type: StringLiteral
, value: string
, line: line
, lineStart: lineStart
, range: [tokenStart, index]
};
}
function scanNumericLiteral() {
var character = input.charAt(index)
, next = input.charAt(index + 1);
var value = ('0' === character && 'xX'.indexOf(next || null) >= 0) ?
readHexLiteral() : readDecLiteral();
return {
type: NumericLiteral
, value: value
, line: line
, lineStart: lineStart
, range: [tokenStart, index]
};
}
function readHexLiteral() {
var fraction = 0 // defaults to 0 as it gets summed
, binaryExponent = 1 // defaults to 1 as it gets multiplied
, binarySign = 1 // positive
, digit, fractionStart, exponentStart, digitStart;
digitStart = index += 2; // Skip 0x part
if (!isHexDigit(input.charCodeAt(index)))
raise({}, errors.malformedNumber, input.slice(tokenStart, index));
while (isHexDigit(input.charCodeAt(index))) index++;
digit = parseInt(input.slice(digitStart, index), 16);
if ('.' === input.charAt(index)) {
fractionStart = ++index;
while (isHexDigit(input.charCodeAt(index))) index++;
fraction = input.slice(fractionStart, index);
fraction = (fractionStart === index) ? 0
: parseInt(fraction, 16) / Math.pow(16, index - fractionStart);
}
if ('pP'.indexOf(input.charAt(index) || null) >= 0) {
index++;
if ('+-'.indexOf(input.charAt(index) || null) >= 0)
binarySign = ('+' === input.charAt(index++)) ? 1 : -1;
exponentStart = index;
if (!isDecDigit(input.charCodeAt(index)))
raise({}, errors.malformedNumber, input.slice(tokenStart, index));
while (isDecDigit(input.charCodeAt(index))) index++;
binaryExponent = input.slice(exponentStart, index);
binaryExponent = Math.pow(2, binaryExponent * binarySign);
}
return (digit + fraction) * binaryExponent;
}
function readDecLiteral() {
while (isDecDigit(input.charCodeAt(index))) index++;
if ('.' === input.charAt(index)) {
index++;
while (isDecDigit(input.charCodeAt(index))) index++;
}
if ('eE'.indexOf(input.charAt(index) || null) >= 0) {
index++;
if ('+-'.indexOf(input.charAt(index) || null) >= 0) index++;
if (!isDecDigit(input.charCodeAt(index)))
raise({}, errors.malformedNumber, input.slice(tokenStart, index));
while (isDecDigit(input.charCodeAt(index))) index++;
}
return parseFloat(input.slice(tokenStart, index));
}
function readEscapeSequence() {
var sequenceStart = index;
switch (input.charAt(index)) {
case 'n': index++; return '\n';
case 'r': index++; return '\r';
case 't': index++; return '\t';
case 'v': index++; return '\x0B';
case 'b': index++; return '\b';
case 'f': index++; return '\f';
case 'z': index++; skipWhiteSpace(); return '';
case 'x':
if (isHexDigit(input.charCodeAt(index + 1)) &&
isHexDigit(input.charCodeAt(index + 2))) {
index += 3;
return '\\' + input.slice(sequenceStart, index);
}
return '\\' + input.charAt(index++);
default:
if (isDecDigit(input.charCodeAt(index))) {
while (isDecDigit(input.charCodeAt(++index)));
return '\\' + input.slice(sequenceStart, index);
}
return input.charAt(index++);
}
}
function scanComment() {
tokenStart = index;
index += 2; // --
var character = input.charAt(index)
, content = ''
, isLong = false
, commentStart = index
, lineStartComment = lineStart
, lineComment = line;
if ('[' === character) {
content = readLongString();
if (false === content) content = character;
else isLong = true;
}
if (!isLong) {
while (index < length) {
if (isLineTerminator(input.charCodeAt(index))) break;
index++;
}
if (options.comments) content = input.slice(commentStart, index);
}
if (options.comments) {
var node = ast.comment(content, input.slice(tokenStart, index));
if (options.locations) {
node.loc = {
start: { line: lineComment, column: tokenStart - lineStartComment }
, end: { line: line, column: index - lineStart }
};
}
if (options.ranges) {
node.range = [tokenStart, index];
}
comments.push(node);
}
}
function readLongString() {
var level = 0
, content = ''
, terminator = false
, character, stringStart;
index++; // [
while ('=' === input.charAt(index + level)) level++;
if ('[' !== input.charAt(index + level)) return false;
index += level + 1;
if (isLineTerminator(input.charCodeAt(index))) {
line++;
lineStart = index++;
}
stringStart = index;
while (index < length) {
character = input.charAt(index++);
if (isLineTerminator(character.charCodeAt(0))) {
line++;
lineStart = index;
}
if (']' === character) {
terminator = true;
for (var i = 0; i < level; i++) {
if ('=' !== input.charAt(index + i)) terminator = false;
}
if (']' !== input.charAt(index + level)) terminator = false;
}
if (terminator) break;
}
content += input.slice(stringStart, index - 1);
index += level + 1;
return content;
}
function next() {
previousToken = token;
token = lookahead;
lookahead = lex();
}
function consume(value) {
if (value === token.value) {
next();
return true;
}
return false;
}
function expect(value) {
if (value === token.value) next();
else raise(token, errors.expected, value, token.value);
}
function isWhiteSpace(charCode) {
return 9 === charCode || 32 === charCode || 0xB === charCode || 0xC === charCode;
}
function isLineTerminator(charCode) {
return 10 === charCode || 13 === charCode;
}
function isDecDigit(charCode) {
return charCode >= 48 && charCode <= 57;
}
function isHexDigit(charCode) {
return (charCode >= 48 && charCode <= 57) || (charCode >= 97 && charCode <= 102) || (charCode >= 65 && charCode <= 70);
}
function isIdentifierStart(charCode) {
return (charCode >= 65 && charCode <= 90) || (charCode >= 97 && charCode <= 122) || 95 === charCode;
}
function isIdentifierPart(charCode) {
return (charCode >= 65 && charCode <= 90) || (charCode >= 97 && charCode <= 122) || 95 === charCode || (charCode >= 48 && charCode <= 57);
}
function isKeyword(id) {
switch (id.length) {
case 2:
return 'do' === id || 'if' === id || 'in' === id || 'or' === id;
case 3:
return 'and' === id || 'end' === id || 'for' === id || 'not' === id;
case 4:
return 'else' === id || 'goto' === id || 'then' === id;
case 5:
return 'break' === id || 'local' === id || 'until' === id || 'while' === id;
case 6:
return 'elseif' === id || 'repeat' === id || 'return' === id;
case 8:
return 'function' === id;
}
return false;
}
function isUnary(token) {
if (Punctuator === token.type) return '#-'.indexOf(token.value) >= 0;
if (Keyword === token.type) return 'not' === token.value;
return false;
}
function isCallExpression(expression) {
switch (expression.type) {
case 'CallExpression':
case 'TableCallExpression':
case 'StringCallExpression':
return true;
}
return false;
}
function isBlockFollow(token) {
if (EOF === token.type) return true;
if (Keyword !== token.type) return false;
switch (token.value) {
case 'else': case 'elseif':
case 'end': case 'until':
return true;
default:
return false;
}
}
var scopes
, scopeDepth
, globals;
function createScope() {
scopes.push(Array.apply(null, scopes[scopeDepth++]));
}
function exitScope() {
scopes.pop();
scopeDepth--;
}
function scopeIdentifierName(name) {
if (-1 !== indexOf(scopes[scopeDepth], name)) return;
scopes[scopeDepth].push(name);
}
function scopeIdentifier(node) {
scopeIdentifierName(node.name);
attachScope(node, true);
}
function attachScope(node, isLocal) {
if (!isLocal && -1 === indexOfObject(globals, 'name', node.name))
globals.push(node);
node.isLocal = isLocal;
}
function scopeHasName(name) {
return (-1 !== indexOf(scopes[scopeDepth], name));
}
var locations = []
, trackLocations;
function createLocationMarker() {
return new Marker(token);
}
function Marker(token) {
if (options.locations) {
this.loc = {
start: {
line: token.line
, column: token.range[0] - token.lineStart
}
, end: {
line: 0
, column: 0
}
};
}
if (options.ranges) this.range = [token.range[0], 0];
}
Marker.prototype.complete = function() {
if (options.locations) {
this.loc.end.line = previousToken.line;
this.loc.end.column = previousToken.range[1] - previousToken.lineStart;
}
if (options.ranges) {
this.range[1] = previousToken.range[1];
}
};
function markLocation() {
if (trackLocations) locations.push(createLocationMarker());
}
function pushLocation(marker) {
if (trackLocations) locations.push(marker);
}
function parseChunk() {
next();
markLocation();
var body = parseBlock();
if (EOF !== token.type) unexpected(token);
if (trackLocations && !body.length) previousToken = token;
return finishNode(ast.chunk(body));
}
function parseBlock(terminator) {
var block = []
, statement;
if (options.scope) createScope();
while (!isBlockFollow(token)) {
if ('return' === token.value) {
block.push(parseStatement());
break;
}
statement = parseStatement();
if (statement) block.push(statement);
}
if (options.scope) exitScope();
return block;
}
function parseStatement() {
markLocation();
if (Keyword === token.type) {
switch (token.value) {
case 'local': next(); return parseLocalStatement();
case 'if': next(); return parseIfStatement();
case 'return': next(); return parseReturnStatement();
case 'function': next();
var name = parseFunctionName();
return parseFunctionDeclaration(name);
case 'while': next(); return parseWhileStatement();
case 'for': next(); return parseForStatement();
case 'repeat': next(); return parseRepeatStatement();
case 'break': next(); return parseBreakStatement();
case 'do': next(); return parseDoStatement();
case 'goto': next(); return parseGotoStatement();
}
}
if (Punctuator === token.type) {
if (consume('::')) return parseLabelStatement();
}
if (trackLocations) locations.pop();
if (consume(';')) return;
return parseAssignmentOrCallStatement();
}
function parseLabelStatement() {
var name = token.value
, label = parseIdentifier();
if (options.scope) {
scopeIdentifierName('::' + name + '::');
attachScope(label, true);
}
expect('::');
return finishNode(ast.labelStatement(label));
}
function parseBreakStatement() {
return finishNode(ast.breakStatement());
}
function parseGotoStatement() {
var name = token.value
, label = parseIdentifier();
if (options.scope) label.isLabel = scopeHasName('::' + name + '::');
return finishNode(ast.gotoStatement(label));
}
function parseDoStatement() {
var body = parseBlock();
expect('end');
return finishNode(ast.doStatement(body));
}
function parseWhileStatement() {
var condition = parseExpectedExpression();
expect('do');
var body = parseBlock();
expect('end');
return finishNode(ast.whileStatement(condition, body));
}
function parseRepeatStatement() {
var body = parseBlock();
expect('until');
var condition = parseExpectedExpression();
return finishNode(ast.repeatStatement(condition, body));
}
function parseReturnStatement() {
var expressions = [];
if ('end' !== token.value) {
var expression = parseExpression();
if (null != expression) expressions.push(expression);
while (consume(',')) {
expression = parseExpectedExpression();
expressions.push(expression);
}
consume(';'); // grammar tells us ; is optional here.
}
return finishNode(ast.returnStatement(expressions));
}
function parseIfStatement() {
var clauses = []
, condition
, body
, marker;
if (trackLocations) {
marker = locations[locations.length - 1];
locations.push(marker);
}
condition = parseExpectedExpression();
expect('then');
body = parseBlock();
clauses.push(finishNode(ast.ifClause(condition, body)));
if (trackLocations) marker = createLocationMarker();
while (consume('elseif')) {
pushLocation(marker);
condition = parseExpectedExpression();
expect('then');
body = parseBlock();
clauses.push(finishNode(ast.elseifClause(condition, body)));
if (trackLocations) marker = createLocationMarker();
}
if (consume('else')) {
if (trackLocations) {
marker = new Marker(previousToken);
locations.push(marker);
}
body = parseBlock();
clauses.push(finishNode(ast.elseClause(body)));
}
expect('end');
return finishNode(ast.ifStatement(clauses));
}
function parseForStatement() {
var variable = parseIdentifier()
, body;
if (options.scope) scopeIdentifier(variable);
if (consume('=')) {
var start = parseExpectedExpression();
expect(',');
var end = parseExpectedExpression();
var step = consume(',') ? parseExpectedExpression() : null;
expect('do');
body = parseBlock();
expect('end');
return finishNode(ast.forNumericStatement(variable, start, end, step, body));
}
else {
var variables = [variable];
while (consume(',')) {
variable = parseIdentifier();
if (options.scope) scopeIdentifier(variable);
variables.push(variable);
}
expect('in');
var iterators = [];
do {
var expression = parseExpectedExpression();
iterators.push(expression);
} while (consume(','));
expect('do');
body = parseBlock();
expect('end');
return finishNode(ast.forGenericStatement(variables, iterators, body));
}
}
function parseLocalStatement() {
var name;
if (Identifier === token.type) {
var variables = []
, init = [];
do {
name = parseIdentifier();
variables.push(name);
} while (consume(','));
if (consume('=')) {
do {
var expression = parseExpectedExpression();
init.push(expression);
} while (consume(','));
}
if (options.scope) {
for (var i = 0, l = variables.length; i < l; i++) {
scopeIdentifier(variables[i]);
}
}
return finishNode(ast.localStatement(variables, init));
}
if (consume('function')) {
name = parseIdentifier();
if (options.scope) scopeIdentifier(name);
return parseFunctionDeclaration(name, true);
} else {
raiseUnexpectedToken('<name>', token);
}
}
function parseAssignmentOrCallStatement() {
var previous = token
, expression, marker;
if (trackLocations) marker = createLocationMarker();
expression = parsePrefixExpression();
if (null == expression) return unexpected(token);
if (',='.indexOf(token.value) >= 0) {
var variables = [expression]
, init = []
, exp;
while (consume(',')) {
exp = parsePrefixExpression();
if (null == exp) raiseUnexpectedToken('<expression>', token);
variables.push(exp);
}
expect('=');
do {
exp = parseExpectedExpression();
init.push(exp);
} while (consume(','));
pushLocation(marker);
return finishNode(ast.assignmentStatement(variables, init));
}
if (isCallExpression(expression)) {
pushLocation(marker);
return finishNode(ast.callStatement(expression));
}
return unexpected(previous);
}
function parseIdentifier() {
markLocation();
var identifier = token.value;
if (Identifier !== token.type) raiseUnexpectedToken('<name>', token);
next();
return finishNode(ast.identifier(identifier));
}
function parseFunctionDeclaration(name, isLocal) {
var parameters = [];
expect('(');
if (!consume(')')) {
while (true) {
if (Identifier === token.type) {
var parameter = parseIdentifier();
if (options.scope) scopeIdentifier(parameter);
parameters.push(parameter);
if (consume(',')) continue;
else if (consume(')')) break;
}
else if (VarargLiteral === token.type) {
parameters.push(parsePrimaryExpression());
expect(')');
break;
} else {
raiseUnexpectedToken('<name> or \'...\'', token);
}
}
}
var body = parseBlock();
expect('end');
isLocal = isLocal || false;
return finishNode(ast.functionStatement(name, parameters, isLocal, body));
}
function parseFunctionName() {
var base, name, marker;
if (trackLocations) marker = createLocationMarker();
base = parseIdentifier();
if (options.scope) attachScope(base, false);
while (consume('.')) {
pushLocation(marker);
name = parseIdentifier();
if (options.scope) attachScope(name, false);
base = finishNode(ast.memberExpression(base, '.', name));
}
if (consume(':')) {
pushLocation(marker);
name = parseIdentifier();
if (options.scope) attachScope(name, false);
base = finishNode(ast.memberExpression(base, ':', name));
}
return base;
}
function parseTableConstructor() {
var fields = []
, key, value;
while (true) {
markLocation();
if (Punctuator === token.type && consume('[')) {
key = parseExpectedExpression();
expect(']');
expect('=');
value = parseExpectedExpression();
fields.push(finishNode(ast.tableKey(key, value)));
} else if (Identifier === token.type) {
key = parseExpectedExpression();
if (consume('=')) {
value = parseExpectedExpression();
fields.push(finishNode(ast.tableKeyString(key, value)));
} else {
fields.push(finishNode(ast.tableValue(key)));
}
} else {
if (null == (value = parseExpression())) {
locations.pop();
break;
}
fields.push(finishNode(ast.tableValue(value)));
}
if (',;'.indexOf(token.value) >= 0) {
next();
continue;
}
if ('}' === token.value) break;
}
expect('}');
return finishNode(ast.tableConstructorExpression(fields));
}
function parseExpression() {
var expression = parseSubExpression(0);
return expression;
}
function parseExpectedExpression() {
var expression = parseExpression();
if (null == expression) raiseUnexpectedToken('<expression>', token);
else return expression;
}
function binaryPrecedence(operator) {
var charCode = operator.charCodeAt(0)
, length = operator.length;
if (1 === length) {
switch (charCode) {
case 94: return 10; // ^
case 42: case 47: case 37: return 7; // * / %
case 43: case 45: return 6; // + -
case 60: case 62: return 3; // < >
}
} else if (2 === length) {
switch (charCode) {
case 46: return 5; // ..
case 60: case 62: case 61: case 126: return 3; // <= >= == ~=
case 111: return 1; // or
}
} else if (97 === charCode && 'and' === operator) return 2;
return 0;
}
function parseSubExpression(minPrecedence) {
var operator = token.value
, expression, marker;
if (trackLocations) marker = createLocationMarker();
if (isUnary(token)) {
markLocation();
next();
var argument = parseSubExpression(8);
if (argument == null) raiseUnexpectedToken('<expression>', token);
expression = finishNode(ast.unaryExpression(operator, argument));
}
if (null == expression) {
expression = parsePrimaryExpression();
if (null == expression) {
expression = parsePrefixExpression();
}
}
if (null == expression) return null;
var precedence;
while (true) {
operator = token.value;
precedence = (Punctuator === token.type || Keyword === token.type) ?
binaryPrecedence(operator) : 0;
if (precedence === 0 || precedence <= minPrecedence) break;
if ('^' === operator || '..' === operator) precedence--;
next();
var right = parseSubExpression(precedence);
if (null == right) raiseUnexpectedToken('<expression>', token);
if (trackLocations) locations.push(marker);
expression = finishNode(ast.binaryExpression(operator, expression, right));
}
return expression;
}
function parsePrefixExpression() {
var base, name, marker
, isLocal;
if (trackLocations) marker = createLocationMarker();
if (Identifier === token.type) {
name = token.value;
base = parseIdentifier();
if (options.scope) attachScope(base, isLocal = scopeHasName(name));
} else if (consume('(')) {
base = parseExpectedExpression();
expect(')');
if (options.scope) isLocal = base.isLocal;
} else {
return null;
}
var expression, identifier;
while (true) {
if (Punctuator === token.type) {
switch (token.value) {
case '[':
pushLocation(marker);
next();
expression = parseExpectedExpression();
base = finishNode(ast.indexExpression(base, expression));
expect(']');
break;
case '.':
pushLocation(marker);
next();
identifier = parseIdentifier();
if (options.scope) attachScope(identifier, isLocal);
base = finishNode(ast.memberExpression(base, '.', identifier));
break;
case ':':
pushLocation(marker);
next();
identifier = parseIdentifier();
if (options.scope) attachScope(identifier, isLocal);
base = finishNode(ast.memberExpression(base, ':', identifier));
pushLocation(marker);
base = parseCallExpression(base);
break;
case '(': case '{': // args
pushLocation(marker);
base = parseCallExpression(base);
break;
default:
return base;
}
} else if (StringLiteral === token.type) {
pushLocation(marker);
base = parseCallExpression(base);
} else {
break;
}
}
return base;
}
function parseCallExpression(base) {
if (Punctuator === token.type) {
switch (token.value) {
case '(':
next();
var expressions = [];
var expression = parseExpression();
if (null != expression) expressions.push(expression);
while (consume(',')) {
expression = parseExpectedExpression();
expressions.push(expression);
}
expect(')');
return finishNode(ast.callExpression(base, expressions));
case '{':
markLocation();
next();
var table = parseTableConstructor();
return finishNode(ast.tableCallExpression(base, table));
}
} else if (StringLiteral === token.type) {
return finishNode(ast.stringCallExpression(base, parsePrimaryExpression()));
}
raiseUnexpectedToken('function arguments', token);
}
function parsePrimaryExpression() {
var literals = StringLiteral | NumericLiteral | BooleanLiteral | NilLiteral | VarargLiteral
, value = token.value
, type = token.type
, marker;
if (trackLocations) marker = createLocationMarker();
if (type & literals) {
pushLocation(marker);
var raw = input.slice(token.range[0], token.range[1]);
next();
return finishNode(ast.literal(type, value, raw));
} else if (Keyword === type && 'function' === value) {
pushLocation(marker);
next();
return parseFunctionDeclaration(null);
} else if (consume('{')) {
pushLocation(marker);
return parseTableConstructor();
}
}
exports.parse = parse;
function parse(_input, _options) {
if ('undefined' === typeof _options && 'object' === typeof _input) {
_options = _input;
_input = undefined;
}
if (!_options) _options = {};
input = _input || '';
options = extend(defaultOptions, _options);
index = 0;
line = 1;
lineStart = 0;
length = input.length;
scopes = [[]];
scopeDepth = 0;
globals = [];
locations = [];
if (options.comments) comments = [];
if (!options.wait) return end();
return exports;
}
exports.write = write;
function write(_input) {
input += String(_input);
length = input.length;
return exports;
}
exports.end = end;
function end(_input) {
if ('undefined' !== typeof _input) write(_input);
length = input.length;
trackLocations = options.locations || options.ranges;
lookahead = lex();
var chunk = parseChunk();
if (options.comments) chunk.comments = comments;
if (options.scope) chunk.globals = globals;
if (locations.length > 0)
throw new Error('Location tracking failed. This is most likely a bug in luaparse');
return chunk;
}
}));
});
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