3508 lines
103 KiB
JavaScript
3508 lines
103 KiB
JavaScript
"no use strict";
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!(function(window) {
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if (typeof window.window != "undefined" && window.document)
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return;
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if (window.require && window.define)
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return;
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if (!window.console) {
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window.console = function() {
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var msgs = Array.prototype.slice.call(arguments, 0);
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postMessage({type: "log", data: msgs});
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};
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window.console.error =
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window.console.warn =
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window.console.log =
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window.console.trace = window.console;
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}
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window.window = window;
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window.ace = window;
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window.onerror = function(message, file, line, col, err) {
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postMessage({type: "error", data: {
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message: message,
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data: err && err.data,
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file: file,
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line: line,
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col: col,
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stack: err && err.stack
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}});
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};
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window.normalizeModule = function(parentId, moduleName) {
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// normalize plugin requires
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if (moduleName.indexOf("!") !== -1) {
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var chunks = moduleName.split("!");
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return window.normalizeModule(parentId, chunks[0]) + "!" + window.normalizeModule(parentId, chunks[1]);
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}
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// normalize relative requires
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if (moduleName.charAt(0) == ".") {
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var base = parentId.split("/").slice(0, -1).join("/");
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moduleName = (base ? base + "/" : "") + moduleName;
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while (moduleName.indexOf(".") !== -1 && previous != moduleName) {
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var previous = moduleName;
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moduleName = moduleName.replace(/^\.\//, "").replace(/\/\.\//, "/").replace(/[^\/]+\/\.\.\//, "");
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}
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}
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return moduleName;
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};
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window.require = function require(parentId, id) {
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if (!id) {
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id = parentId;
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parentId = null;
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}
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if (!id.charAt)
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throw new Error("worker.js require() accepts only (parentId, id) as arguments");
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id = window.normalizeModule(parentId, id);
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var module = window.require.modules[id];
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if (module) {
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if (!module.initialized) {
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module.initialized = true;
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module.exports = module.factory().exports;
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}
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return module.exports;
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}
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if (!window.require.tlns)
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return console.log("unable to load " + id);
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var path = resolveModuleId(id, window.require.tlns);
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if (path.slice(-3) != ".js") path += ".js";
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window.require.id = id;
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window.require.modules[id] = {}; // prevent infinite loop on broken modules
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importScripts(path);
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return window.require(parentId, id);
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};
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function resolveModuleId(id, paths) {
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var testPath = id, tail = "";
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while (testPath) {
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var alias = paths[testPath];
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if (typeof alias == "string") {
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return alias + tail;
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} else if (alias) {
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return alias.location.replace(/\/*$/, "/") + (tail || alias.main || alias.name);
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} else if (alias === false) {
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return "";
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}
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var i = testPath.lastIndexOf("/");
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if (i === -1) break;
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tail = testPath.substr(i) + tail;
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testPath = testPath.slice(0, i);
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}
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return id;
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}
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window.require.modules = {};
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window.require.tlns = {};
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window.define = function(id, deps, factory) {
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if (arguments.length == 2) {
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factory = deps;
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if (typeof id != "string") {
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deps = id;
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id = window.require.id;
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}
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} else if (arguments.length == 1) {
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factory = id;
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deps = [];
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id = window.require.id;
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}
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if (typeof factory != "function") {
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window.require.modules[id] = {
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exports: factory,
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initialized: true
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};
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return;
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}
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if (!deps.length)
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// If there is no dependencies, we inject "require", "exports" and
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// "module" as dependencies, to provide CommonJS compatibility.
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deps = ["require", "exports", "module"];
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var req = function(childId) {
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return window.require(id, childId);
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};
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window.require.modules[id] = {
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exports: {},
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factory: function() {
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var module = this;
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var returnExports = factory.apply(this, deps.slice(0, factory.length).map(function(dep) {
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switch (dep) {
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// Because "require", "exports" and "module" aren't actual
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// dependencies, we must handle them seperately.
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case "require": return req;
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case "exports": return module.exports;
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case "module": return module;
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// But for all other dependencies, we can just go ahead and
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// require them.
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default: return req(dep);
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}
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}));
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if (returnExports)
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module.exports = returnExports;
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return module;
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}
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};
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};
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window.define.amd = {};
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window.require.tlns = {};
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window.initBaseUrls = function initBaseUrls(topLevelNamespaces) {
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for (var i in topLevelNamespaces)
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this.require.tlns[i] = topLevelNamespaces[i];
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};
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window.initSender = function initSender() {
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var EventEmitter = window.require("ace/lib/event_emitter").EventEmitter;
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var oop = window.require("ace/lib/oop");
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var Sender = function() {};
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(function() {
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oop.implement(this, EventEmitter);
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this.callback = function(data, callbackId) {
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postMessage({
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type: "call",
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id: callbackId,
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data: data
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});
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};
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this.emit = function(name, data) {
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postMessage({
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type: "event",
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name: name,
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data: data
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});
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};
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}).call(Sender.prototype);
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return new Sender();
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};
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var main = window.main = null;
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var sender = window.sender = null;
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window.onmessage = function(e) {
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var msg = e.data;
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if (msg.event && sender) {
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sender._signal(msg.event, msg.data);
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}
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else if (msg.command) {
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if (main[msg.command])
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main[msg.command].apply(main, msg.args);
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else if (window[msg.command])
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window[msg.command].apply(window, msg.args);
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else
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throw new Error("Unknown command:" + msg.command);
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}
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else if (msg.init) {
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window.initBaseUrls(msg.tlns);
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sender = window.sender = window.initSender();
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var clazz = this.require(msg.module)[msg.classname];
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main = window.main = new clazz(sender);
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}
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};
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})(this);
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define("ace/lib/oop",[], function(require, exports, module){"use strict";
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exports.inherits = function (ctor, superCtor) {
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ctor.super_ = superCtor;
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ctor.prototype = Object.create(superCtor.prototype, {
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constructor: {
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value: ctor,
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enumerable: false,
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writable: true,
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configurable: true
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}
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});
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};
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exports.mixin = function (obj, mixin) {
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for (var key in mixin) {
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obj[key] = mixin[key];
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}
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return obj;
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};
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exports.implement = function (proto, mixin) {
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exports.mixin(proto, mixin);
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};
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});
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define("ace/apply_delta",[], function(require, exports, module){"use strict";
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function throwDeltaError(delta, errorText) {
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console.log("Invalid Delta:", delta);
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throw "Invalid Delta: " + errorText;
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}
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function positionInDocument(docLines, position) {
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return position.row >= 0 && position.row < docLines.length &&
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position.column >= 0 && position.column <= docLines[position.row].length;
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}
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function validateDelta(docLines, delta) {
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if (delta.action != "insert" && delta.action != "remove")
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throwDeltaError(delta, "delta.action must be 'insert' or 'remove'");
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if (!(delta.lines instanceof Array))
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throwDeltaError(delta, "delta.lines must be an Array");
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if (!delta.start || !delta.end)
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throwDeltaError(delta, "delta.start/end must be an present");
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var start = delta.start;
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if (!positionInDocument(docLines, delta.start))
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throwDeltaError(delta, "delta.start must be contained in document");
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var end = delta.end;
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if (delta.action == "remove" && !positionInDocument(docLines, end))
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throwDeltaError(delta, "delta.end must contained in document for 'remove' actions");
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var numRangeRows = end.row - start.row;
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var numRangeLastLineChars = (end.column - (numRangeRows == 0 ? start.column : 0));
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if (numRangeRows != delta.lines.length - 1 || delta.lines[numRangeRows].length != numRangeLastLineChars)
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throwDeltaError(delta, "delta.range must match delta lines");
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}
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exports.applyDelta = function (docLines, delta, doNotValidate) {
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var row = delta.start.row;
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var startColumn = delta.start.column;
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var line = docLines[row] || "";
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switch (delta.action) {
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case "insert":
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var lines = delta.lines;
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if (lines.length === 1) {
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docLines[row] = line.substring(0, startColumn) + delta.lines[0] + line.substring(startColumn);
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}
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else {
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var args = [row, 1].concat(delta.lines);
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docLines.splice.apply(docLines, args);
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docLines[row] = line.substring(0, startColumn) + docLines[row];
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docLines[row + delta.lines.length - 1] += line.substring(startColumn);
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}
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break;
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case "remove":
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var endColumn = delta.end.column;
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var endRow = delta.end.row;
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if (row === endRow) {
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docLines[row] = line.substring(0, startColumn) + line.substring(endColumn);
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}
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else {
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docLines.splice(row, endRow - row + 1, line.substring(0, startColumn) + docLines[endRow].substring(endColumn));
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}
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break;
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}
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};
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});
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define("ace/lib/event_emitter",[], function(require, exports, module){"use strict";
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var EventEmitter = {};
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var stopPropagation = function () { this.propagationStopped = true; };
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var preventDefault = function () { this.defaultPrevented = true; };
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EventEmitter._emit =
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EventEmitter._dispatchEvent = function (eventName, e) {
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this._eventRegistry || (this._eventRegistry = {});
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this._defaultHandlers || (this._defaultHandlers = {});
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var listeners = this._eventRegistry[eventName] || [];
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var defaultHandler = this._defaultHandlers[eventName];
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if (!listeners.length && !defaultHandler)
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return;
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if (typeof e != "object" || !e)
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e = {};
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if (!e.type)
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e.type = eventName;
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if (!e.stopPropagation)
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e.stopPropagation = stopPropagation;
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if (!e.preventDefault)
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e.preventDefault = preventDefault;
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listeners = listeners.slice();
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for (var i = 0; i < listeners.length; i++) {
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listeners[i](e, this);
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if (e.propagationStopped)
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break;
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}
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if (defaultHandler && !e.defaultPrevented)
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return defaultHandler(e, this);
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};
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EventEmitter._signal = function (eventName, e) {
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var listeners = (this._eventRegistry || {})[eventName];
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if (!listeners)
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return;
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listeners = listeners.slice();
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for (var i = 0; i < listeners.length; i++)
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listeners[i](e, this);
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};
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EventEmitter.once = function (eventName, callback) {
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var _self = this;
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this.on(eventName, function newCallback() {
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_self.off(eventName, newCallback);
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callback.apply(null, arguments);
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});
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if (!callback) {
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return new Promise(function (resolve) {
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callback = resolve;
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});
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}
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};
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EventEmitter.setDefaultHandler = function (eventName, callback) {
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var handlers = this._defaultHandlers;
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if (!handlers)
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handlers = this._defaultHandlers = { _disabled_: {} };
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if (handlers[eventName]) {
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var old = handlers[eventName];
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var disabled = handlers._disabled_[eventName];
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if (!disabled)
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handlers._disabled_[eventName] = disabled = [];
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disabled.push(old);
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var i = disabled.indexOf(callback);
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if (i != -1)
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disabled.splice(i, 1);
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}
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handlers[eventName] = callback;
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};
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EventEmitter.removeDefaultHandler = function (eventName, callback) {
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var handlers = this._defaultHandlers;
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if (!handlers)
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return;
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var disabled = handlers._disabled_[eventName];
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if (handlers[eventName] == callback) {
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if (disabled)
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this.setDefaultHandler(eventName, disabled.pop());
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}
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else if (disabled) {
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var i = disabled.indexOf(callback);
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if (i != -1)
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disabled.splice(i, 1);
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}
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};
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EventEmitter.on =
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EventEmitter.addEventListener = function (eventName, callback, capturing) {
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this._eventRegistry = this._eventRegistry || {};
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var listeners = this._eventRegistry[eventName];
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if (!listeners)
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listeners = this._eventRegistry[eventName] = [];
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if (listeners.indexOf(callback) == -1)
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listeners[capturing ? "unshift" : "push"](callback);
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return callback;
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};
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EventEmitter.off =
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EventEmitter.removeListener =
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EventEmitter.removeEventListener = function (eventName, callback) {
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this._eventRegistry = this._eventRegistry || {};
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var listeners = this._eventRegistry[eventName];
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if (!listeners)
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return;
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var index = listeners.indexOf(callback);
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if (index !== -1)
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listeners.splice(index, 1);
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};
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EventEmitter.removeAllListeners = function (eventName) {
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if (!eventName)
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this._eventRegistry = this._defaultHandlers = undefined;
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if (this._eventRegistry)
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this._eventRegistry[eventName] = undefined;
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if (this._defaultHandlers)
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this._defaultHandlers[eventName] = undefined;
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};
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exports.EventEmitter = EventEmitter;
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});
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define("ace/range",[], function(require, exports, module){"use strict";
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var comparePoints = function (p1, p2) {
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return p1.row - p2.row || p1.column - p2.column;
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};
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var Range = /** @class */ (function () {
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function Range(startRow, startColumn, endRow, endColumn) {
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this.start = {
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row: startRow,
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column: startColumn
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};
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this.end = {
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row: endRow,
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column: endColumn
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};
|
|
}
|
|
Range.prototype.isEqual = function (range) {
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|
return this.start.row === range.start.row &&
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this.end.row === range.end.row &&
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this.start.column === range.start.column &&
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|
this.end.column === range.end.column;
|
|
};
|
|
Range.prototype.toString = function () {
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|
return ("Range: [" + this.start.row + "/" + this.start.column +
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"] -> [" + this.end.row + "/" + this.end.column + "]");
|
|
};
|
|
Range.prototype.contains = function (row, column) {
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|
return this.compare(row, column) == 0;
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|
};
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|
Range.prototype.compareRange = function (range) {
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|
var cmp, end = range.end, start = range.start;
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cmp = this.compare(end.row, end.column);
|
|
if (cmp == 1) {
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|
cmp = this.compare(start.row, start.column);
|
|
if (cmp == 1) {
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|
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;
|
|
}
|
|
}
|
|
};
|
|
Range.prototype.comparePoint = function (p) {
|
|
return this.compare(p.row, p.column);
|
|
};
|
|
Range.prototype.containsRange = function (range) {
|
|
return this.comparePoint(range.start) == 0 && this.comparePoint(range.end) == 0;
|
|
};
|
|
Range.prototype.intersects = function (range) {
|
|
var cmp = this.compareRange(range);
|
|
return (cmp == -1 || cmp == 0 || cmp == 1);
|
|
};
|
|
Range.prototype.isEnd = function (row, column) {
|
|
return this.end.row == row && this.end.column == column;
|
|
};
|
|
Range.prototype.isStart = function (row, column) {
|
|
return this.start.row == row && this.start.column == column;
|
|
};
|
|
Range.prototype.setStart = function (row, column) {
|
|
if (typeof row == "object") {
|
|
this.start.column = row.column;
|
|
this.start.row = row.row;
|
|
}
|
|
else {
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|
this.start.row = row;
|
|
this.start.column = column;
|
|
}
|
|
};
|
|
Range.prototype.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;
|
|
}
|
|
};
|
|
Range.prototype.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;
|
|
};
|
|
Range.prototype.insideStart = function (row, column) {
|
|
if (this.compare(row, column) == 0) {
|
|
if (this.isEnd(row, column)) {
|
|
return false;
|
|
}
|
|
else {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
Range.prototype.insideEnd = function (row, column) {
|
|
if (this.compare(row, column) == 0) {
|
|
if (this.isStart(row, column)) {
|
|
return false;
|
|
}
|
|
else {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
Range.prototype.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;
|
|
};
|
|
Range.prototype.compareStart = function (row, column) {
|
|
if (this.start.row == row && this.start.column == column) {
|
|
return -1;
|
|
}
|
|
else {
|
|
return this.compare(row, column);
|
|
}
|
|
};
|
|
Range.prototype.compareEnd = function (row, column) {
|
|
if (this.end.row == row && this.end.column == column) {
|
|
return 1;
|
|
}
|
|
else {
|
|
return this.compare(row, column);
|
|
}
|
|
};
|
|
Range.prototype.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);
|
|
}
|
|
};
|
|
Range.prototype.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);
|
|
};
|
|
Range.prototype.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);
|
|
};
|
|
Range.prototype.isEmpty = function () {
|
|
return (this.start.row === this.end.row && this.start.column === this.end.column);
|
|
};
|
|
Range.prototype.isMultiLine = function () {
|
|
return (this.start.row !== this.end.row);
|
|
};
|
|
Range.prototype.clone = function () {
|
|
return Range.fromPoints(this.start, this.end);
|
|
};
|
|
Range.prototype.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);
|
|
};
|
|
Range.prototype.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);
|
|
};
|
|
Range.prototype.moveBy = function (row, column) {
|
|
this.start.row += row;
|
|
this.start.column += column;
|
|
this.end.row += row;
|
|
this.end.column += column;
|
|
};
|
|
return Range;
|
|
}());
|
|
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;
|
|
|
|
});
|
|
|
|
define("ace/anchor",[], function(require, exports, module){"use strict";
|
|
var oop = require("./lib/oop");
|
|
var EventEmitter = require("./lib/event_emitter").EventEmitter;
|
|
var Anchor = /** @class */ (function () {
|
|
function Anchor(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);
|
|
}
|
|
Anchor.prototype.getPosition = function () {
|
|
return this.$clipPositionToDocument(this.row, this.column);
|
|
};
|
|
Anchor.prototype.getDocument = function () {
|
|
return this.document;
|
|
};
|
|
Anchor.prototype.onChange = function (delta) {
|
|
if (delta.start.row == delta.end.row && delta.start.row != this.row)
|
|
return;
|
|
if (delta.start.row > this.row)
|
|
return;
|
|
var point = $getTransformedPoint(delta, { row: this.row, column: this.column }, this.$insertRight);
|
|
this.setPosition(point.row, point.column, true);
|
|
};
|
|
Anchor.prototype.setPosition = function (row, column, noClip) {
|
|
var pos;
|
|
if (noClip) {
|
|
pos = {
|
|
row: row,
|
|
column: column
|
|
};
|
|
}
|
|
else {
|
|
pos = this.$clipPositionToDocument(row, column);
|
|
}
|
|
if (this.row == pos.row && this.column == pos.column)
|
|
return;
|
|
var old = {
|
|
row: this.row,
|
|
column: this.column
|
|
};
|
|
this.row = pos.row;
|
|
this.column = pos.column;
|
|
this._signal("change", {
|
|
old: old,
|
|
value: pos
|
|
});
|
|
};
|
|
Anchor.prototype.detach = function () {
|
|
this.document.off("change", this.$onChange);
|
|
};
|
|
Anchor.prototype.attach = function (doc) {
|
|
this.document = doc || this.document;
|
|
this.document.on("change", this.$onChange);
|
|
};
|
|
Anchor.prototype.$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;
|
|
};
|
|
return Anchor;
|
|
}());
|
|
Anchor.prototype.$insertRight = false;
|
|
oop.implement(Anchor.prototype, EventEmitter);
|
|
function $pointsInOrder(point1, point2, equalPointsInOrder) {
|
|
var bColIsAfter = equalPointsInOrder ? point1.column <= point2.column : point1.column < point2.column;
|
|
return (point1.row < point2.row) || (point1.row == point2.row && bColIsAfter);
|
|
}
|
|
function $getTransformedPoint(delta, point, moveIfEqual) {
|
|
var deltaIsInsert = delta.action == "insert";
|
|
var deltaRowShift = (deltaIsInsert ? 1 : -1) * (delta.end.row - delta.start.row);
|
|
var deltaColShift = (deltaIsInsert ? 1 : -1) * (delta.end.column - delta.start.column);
|
|
var deltaStart = delta.start;
|
|
var deltaEnd = deltaIsInsert ? deltaStart : delta.end; // Collapse insert range.
|
|
if ($pointsInOrder(point, deltaStart, moveIfEqual)) {
|
|
return {
|
|
row: point.row,
|
|
column: point.column
|
|
};
|
|
}
|
|
if ($pointsInOrder(deltaEnd, point, !moveIfEqual)) {
|
|
return {
|
|
row: point.row + deltaRowShift,
|
|
column: point.column + (point.row == deltaEnd.row ? deltaColShift : 0)
|
|
};
|
|
}
|
|
return {
|
|
row: deltaStart.row,
|
|
column: deltaStart.column
|
|
};
|
|
}
|
|
exports.Anchor = Anchor;
|
|
|
|
});
|
|
|
|
define("ace/document",[], function(require, exports, module){"use strict";
|
|
var oop = require("./lib/oop");
|
|
var applyDelta = require("./apply_delta").applyDelta;
|
|
var EventEmitter = require("./lib/event_emitter").EventEmitter;
|
|
var Range = require("./range").Range;
|
|
var Anchor = require("./anchor").Anchor;
|
|
var Document = /** @class */ (function () {
|
|
function Document(textOrLines) {
|
|
this.$lines = [""];
|
|
if (textOrLines.length === 0) {
|
|
this.$lines = [""];
|
|
}
|
|
else if (Array.isArray(textOrLines)) {
|
|
this.insertMergedLines({ row: 0, column: 0 }, textOrLines);
|
|
}
|
|
else {
|
|
this.insert({ row: 0, column: 0 }, textOrLines);
|
|
}
|
|
}
|
|
Document.prototype.setValue = function (text) {
|
|
var len = this.getLength() - 1;
|
|
this.remove(new Range(0, 0, len, this.getLine(len).length));
|
|
this.insert({ row: 0, column: 0 }, text || "");
|
|
};
|
|
Document.prototype.getValue = function () {
|
|
return this.getAllLines().join(this.getNewLineCharacter());
|
|
};
|
|
Document.prototype.createAnchor = function (row, column) {
|
|
return new Anchor(this, row, column);
|
|
};
|
|
Document.prototype.$detectNewLine = function (text) {
|
|
var match = text.match(/^.*?(\r\n|\r|\n)/m);
|
|
this.$autoNewLine = match ? match[1] : "\n";
|
|
this._signal("changeNewLineMode");
|
|
};
|
|
Document.prototype.getNewLineCharacter = function () {
|
|
switch (this.$newLineMode) {
|
|
case "windows":
|
|
return "\r\n";
|
|
case "unix":
|
|
return "\n";
|
|
default:
|
|
return this.$autoNewLine || "\n";
|
|
}
|
|
};
|
|
Document.prototype.setNewLineMode = function (newLineMode) {
|
|
if (this.$newLineMode === newLineMode)
|
|
return;
|
|
this.$newLineMode = newLineMode;
|
|
this._signal("changeNewLineMode");
|
|
};
|
|
Document.prototype.getNewLineMode = function () {
|
|
return this.$newLineMode;
|
|
};
|
|
Document.prototype.isNewLine = function (text) {
|
|
return (text == "\r\n" || text == "\r" || text == "\n");
|
|
};
|
|
Document.prototype.getLine = function (row) {
|
|
return this.$lines[row] || "";
|
|
};
|
|
Document.prototype.getLines = function (firstRow, lastRow) {
|
|
return this.$lines.slice(firstRow, lastRow + 1);
|
|
};
|
|
Document.prototype.getAllLines = function () {
|
|
return this.getLines(0, this.getLength());
|
|
};
|
|
Document.prototype.getLength = function () {
|
|
return this.$lines.length;
|
|
};
|
|
Document.prototype.getTextRange = function (range) {
|
|
return this.getLinesForRange(range).join(this.getNewLineCharacter());
|
|
};
|
|
Document.prototype.getLinesForRange = function (range) {
|
|
var lines;
|
|
if (range.start.row === range.end.row) {
|
|
lines = [this.getLine(range.start.row).substring(range.start.column, range.end.column)];
|
|
}
|
|
else {
|
|
lines = this.getLines(range.start.row, range.end.row);
|
|
lines[0] = (lines[0] || "").substring(range.start.column);
|
|
var l = lines.length - 1;
|
|
if (range.end.row - range.start.row == l)
|
|
lines[l] = lines[l].substring(0, range.end.column);
|
|
}
|
|
return lines;
|
|
};
|
|
Document.prototype.insertLines = function (row, lines) {
|
|
console.warn("Use of document.insertLines is deprecated. Use the insertFullLines method instead.");
|
|
return this.insertFullLines(row, lines);
|
|
};
|
|
Document.prototype.removeLines = function (firstRow, lastRow) {
|
|
console.warn("Use of document.removeLines is deprecated. Use the removeFullLines method instead.");
|
|
return this.removeFullLines(firstRow, lastRow);
|
|
};
|
|
Document.prototype.insertNewLine = function (position) {
|
|
console.warn("Use of document.insertNewLine is deprecated. Use insertMergedLines(position, ['', '']) instead.");
|
|
return this.insertMergedLines(position, ["", ""]);
|
|
};
|
|
Document.prototype.insert = function (position, text) {
|
|
if (this.getLength() <= 1)
|
|
this.$detectNewLine(text);
|
|
return this.insertMergedLines(position, this.$split(text));
|
|
};
|
|
Document.prototype.insertInLine = function (position, text) {
|
|
var start = this.clippedPos(position.row, position.column);
|
|
var end = this.pos(position.row, position.column + text.length);
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "insert",
|
|
lines: [text]
|
|
}, true);
|
|
return this.clonePos(end);
|
|
};
|
|
Document.prototype.clippedPos = function (row, column) {
|
|
var length = this.getLength();
|
|
if (row === undefined) {
|
|
row = length;
|
|
}
|
|
else if (row < 0) {
|
|
row = 0;
|
|
}
|
|
else if (row >= length) {
|
|
row = length - 1;
|
|
column = undefined;
|
|
}
|
|
var line = this.getLine(row);
|
|
if (column == undefined)
|
|
column = line.length;
|
|
column = Math.min(Math.max(column, 0), line.length);
|
|
return { row: row, column: column };
|
|
};
|
|
Document.prototype.clonePos = function (pos) {
|
|
return { row: pos.row, column: pos.column };
|
|
};
|
|
Document.prototype.pos = function (row, column) {
|
|
return { row: row, column: column };
|
|
};
|
|
Document.prototype.$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 {
|
|
position.row = Math.max(0, position.row);
|
|
position.column = Math.min(Math.max(position.column, 0), this.getLine(position.row).length);
|
|
}
|
|
return position;
|
|
};
|
|
Document.prototype.insertFullLines = function (row, lines) {
|
|
row = Math.min(Math.max(row, 0), this.getLength());
|
|
var column = 0;
|
|
if (row < this.getLength()) {
|
|
lines = lines.concat([""]);
|
|
column = 0;
|
|
}
|
|
else {
|
|
lines = [""].concat(lines);
|
|
row--;
|
|
column = this.$lines[row].length;
|
|
}
|
|
this.insertMergedLines({ row: row, column: column }, lines);
|
|
};
|
|
Document.prototype.insertMergedLines = function (position, lines) {
|
|
var start = this.clippedPos(position.row, position.column);
|
|
var end = {
|
|
row: start.row + lines.length - 1,
|
|
column: (lines.length == 1 ? start.column : 0) + lines[lines.length - 1].length
|
|
};
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "insert",
|
|
lines: lines
|
|
});
|
|
return this.clonePos(end);
|
|
};
|
|
Document.prototype.remove = function (range) {
|
|
var start = this.clippedPos(range.start.row, range.start.column);
|
|
var end = this.clippedPos(range.end.row, range.end.column);
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "remove",
|
|
lines: this.getLinesForRange({ start: start, end: end })
|
|
});
|
|
return this.clonePos(start);
|
|
};
|
|
Document.prototype.removeInLine = function (row, startColumn, endColumn) {
|
|
var start = this.clippedPos(row, startColumn);
|
|
var end = this.clippedPos(row, endColumn);
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "remove",
|
|
lines: this.getLinesForRange({ start: start, end: end })
|
|
}, true);
|
|
return this.clonePos(start);
|
|
};
|
|
Document.prototype.removeFullLines = function (firstRow, lastRow) {
|
|
firstRow = Math.min(Math.max(0, firstRow), this.getLength() - 1);
|
|
lastRow = Math.min(Math.max(0, lastRow), this.getLength() - 1);
|
|
var deleteFirstNewLine = lastRow == this.getLength() - 1 && firstRow > 0;
|
|
var deleteLastNewLine = lastRow < this.getLength() - 1;
|
|
var startRow = (deleteFirstNewLine ? firstRow - 1 : firstRow);
|
|
var startCol = (deleteFirstNewLine ? this.getLine(startRow).length : 0);
|
|
var endRow = (deleteLastNewLine ? lastRow + 1 : lastRow);
|
|
var endCol = (deleteLastNewLine ? 0 : this.getLine(endRow).length);
|
|
var range = new Range(startRow, startCol, endRow, endCol);
|
|
var deletedLines = this.$lines.slice(firstRow, lastRow + 1);
|
|
this.applyDelta({
|
|
start: range.start,
|
|
end: range.end,
|
|
action: "remove",
|
|
lines: this.getLinesForRange(range)
|
|
});
|
|
return deletedLines;
|
|
};
|
|
Document.prototype.removeNewLine = function (row) {
|
|
if (row < this.getLength() - 1 && row >= 0) {
|
|
this.applyDelta({
|
|
start: this.pos(row, this.getLine(row).length),
|
|
end: this.pos(row + 1, 0),
|
|
action: "remove",
|
|
lines: ["", ""]
|
|
});
|
|
}
|
|
};
|
|
Document.prototype.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);
|
|
var end;
|
|
if (text) {
|
|
end = this.insert(range.start, text);
|
|
}
|
|
else {
|
|
end = range.start;
|
|
}
|
|
return end;
|
|
};
|
|
Document.prototype.applyDeltas = function (deltas) {
|
|
for (var i = 0; i < deltas.length; i++) {
|
|
this.applyDelta(deltas[i]);
|
|
}
|
|
};
|
|
Document.prototype.revertDeltas = function (deltas) {
|
|
for (var i = deltas.length - 1; i >= 0; i--) {
|
|
this.revertDelta(deltas[i]);
|
|
}
|
|
};
|
|
Document.prototype.applyDelta = function (delta, doNotValidate) {
|
|
var isInsert = delta.action == "insert";
|
|
if (isInsert ? delta.lines.length <= 1 && !delta.lines[0]
|
|
: !Range.comparePoints(delta.start, delta.end)) {
|
|
return;
|
|
}
|
|
if (isInsert && delta.lines.length > 20000) {
|
|
this.$splitAndapplyLargeDelta(delta, 20000);
|
|
}
|
|
else {
|
|
applyDelta(this.$lines, delta, doNotValidate);
|
|
this._signal("change", delta);
|
|
}
|
|
};
|
|
Document.prototype.$safeApplyDelta = function (delta) {
|
|
var docLength = this.$lines.length;
|
|
if (delta.action == "remove" && delta.start.row < docLength && delta.end.row < docLength
|
|
|| delta.action == "insert" && delta.start.row <= docLength) {
|
|
this.applyDelta(delta);
|
|
}
|
|
};
|
|
Document.prototype.$splitAndapplyLargeDelta = function (delta, MAX) {
|
|
var lines = delta.lines;
|
|
var l = lines.length - MAX + 1;
|
|
var row = delta.start.row;
|
|
var column = delta.start.column;
|
|
for (var from = 0, to = 0; from < l; from = to) {
|
|
to += MAX - 1;
|
|
var chunk = lines.slice(from, to);
|
|
chunk.push("");
|
|
this.applyDelta({
|
|
start: this.pos(row + from, column),
|
|
end: this.pos(row + to, column = 0),
|
|
action: delta.action,
|
|
lines: chunk
|
|
}, true);
|
|
}
|
|
delta.lines = lines.slice(from);
|
|
delta.start.row = row + from;
|
|
delta.start.column = column;
|
|
this.applyDelta(delta, true);
|
|
};
|
|
Document.prototype.revertDelta = function (delta) {
|
|
this.$safeApplyDelta({
|
|
start: this.clonePos(delta.start),
|
|
end: this.clonePos(delta.end),
|
|
action: (delta.action == "insert" ? "remove" : "insert"),
|
|
lines: delta.lines.slice()
|
|
});
|
|
};
|
|
Document.prototype.indexToPosition = function (index, startRow) {
|
|
var lines = this.$lines || this.getAllLines();
|
|
var newlineLength = this.getNewLineCharacter().length;
|
|
for (var i = startRow || 0, l = lines.length; i < l; i++) {
|
|
index -= lines[i].length + newlineLength;
|
|
if (index < 0)
|
|
return { row: i, column: index + lines[i].length + newlineLength };
|
|
}
|
|
return { row: l - 1, column: index + lines[l - 1].length + newlineLength };
|
|
};
|
|
Document.prototype.positionToIndex = function (pos, startRow) {
|
|
var lines = this.$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;
|
|
};
|
|
Document.prototype.$split = function (text) {
|
|
return text.split(/\r\n|\r|\n/);
|
|
};
|
|
return Document;
|
|
}());
|
|
Document.prototype.$autoNewLine = "";
|
|
Document.prototype.$newLineMode = "auto";
|
|
oop.implement(Document.prototype, EventEmitter);
|
|
exports.Document = Document;
|
|
|
|
});
|
|
|
|
define("ace/lib/lang",[], function(require, exports, module){"use strict";
|
|
exports.last = function (a) {
|
|
return a[a.length - 1];
|
|
};
|
|
exports.stringReverse = function (string) {
|
|
return string.split("").reverse().join("");
|
|
};
|
|
exports.stringRepeat = function (string, count) {
|
|
var result = '';
|
|
while (count > 0) {
|
|
if (count & 1)
|
|
result += string;
|
|
if (count >>= 1)
|
|
string += string;
|
|
}
|
|
return result;
|
|
};
|
|
var trimBeginRegexp = /^\s\s*/;
|
|
var trimEndRegexp = /\s\s*$/;
|
|
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 deepCopy(obj) {
|
|
if (typeof obj !== "object" || !obj)
|
|
return obj;
|
|
var copy;
|
|
if (Array.isArray(obj)) {
|
|
copy = [];
|
|
for (var key = 0; key < obj.length; key++) {
|
|
copy[key] = deepCopy(obj[key]);
|
|
}
|
|
return copy;
|
|
}
|
|
if (Object.prototype.toString.call(obj) !== "[object Object]")
|
|
return obj;
|
|
copy = {};
|
|
for (var key in obj)
|
|
copy[key] = deepCopy(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, "&").replace(/"/g, """).replace(/'/g, "'").replace(/</g, "<");
|
|
};
|
|
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;
|
|
};
|
|
deferred.isPending = function () {
|
|
return timer;
|
|
};
|
|
return deferred;
|
|
};
|
|
exports.delayedCall = function (fcn, defaultTimeout) {
|
|
var timer = null;
|
|
var callback = function () {
|
|
timer = null;
|
|
fcn();
|
|
};
|
|
var _self = function (timeout) {
|
|
if (timer == null)
|
|
timer = setTimeout(callback, timeout || defaultTimeout);
|
|
};
|
|
_self.delay = function (timeout) {
|
|
timer && clearTimeout(timer);
|
|
timer = setTimeout(callback, timeout || defaultTimeout);
|
|
};
|
|
_self.schedule = _self;
|
|
_self.call = function () {
|
|
this.cancel();
|
|
fcn();
|
|
};
|
|
_self.cancel = function () {
|
|
timer && clearTimeout(timer);
|
|
timer = null;
|
|
};
|
|
_self.isPending = function () {
|
|
return timer;
|
|
};
|
|
return _self;
|
|
};
|
|
|
|
});
|
|
|
|
define("ace/worker/mirror",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
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) {
|
|
var data = e.data;
|
|
if (data[0].start) {
|
|
doc.applyDeltas(data);
|
|
} else {
|
|
for (var i = 0; i < data.length; i += 2) {
|
|
var d, err;
|
|
if (Array.isArray(data[i+1])) {
|
|
d = {action: "insert", start: data[i], lines: data[i+1]};
|
|
} else {
|
|
d = {action: "remove", start: data[i], end: data[i+1]};
|
|
}
|
|
|
|
if ((d.action == "insert" ? d.start : d.end).row >= doc.$lines.length) {
|
|
err = new Error("Invalid delta");
|
|
err.data = {
|
|
path: _self.$path,
|
|
linesLength: doc.$lines.length,
|
|
start: d.start,
|
|
end: d.end
|
|
};
|
|
throw err;
|
|
}
|
|
|
|
doc.applyDelta(d, true);
|
|
}
|
|
}
|
|
if (_self.$timeout)
|
|
return deferredUpdate.schedule(_self.$timeout);
|
|
_self.onUpdate();
|
|
});
|
|
};
|
|
|
|
(function() {
|
|
|
|
this.$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() {
|
|
};
|
|
|
|
this.isPending = function() {
|
|
return this.deferredUpdate.isPending();
|
|
};
|
|
|
|
}).call(Mirror.prototype);
|
|
|
|
});
|
|
|
|
define("ace/mode/lua/luaparse",[], function(require, exports, module) {
|
|
|
|
(function (root, name, factory) {
|
|
factory(exports)
|
|
}(this, 'luaparse', function (exports) {
|
|
'use strict';
|
|
|
|
exports.version = "0.3.1";
|
|
|
|
var input, options, length, features, encodingMode;
|
|
var defaultOptions = exports.defaultOptions = {
|
|
wait: false
|
|
, comments: true
|
|
, scope: false
|
|
, locations: false
|
|
, ranges: false
|
|
, onCreateNode: null
|
|
, onCreateScope: null
|
|
, onDestroyScope: null
|
|
, onLocalDeclaration: null
|
|
, luaVersion: '5.3'
|
|
, encodingMode: 'none'
|
|
};
|
|
|
|
function encodeUTF8(codepoint, highMask) {
|
|
highMask = highMask || 0;
|
|
|
|
if (codepoint < 0x80) {
|
|
return String.fromCharCode(codepoint);
|
|
} else if (codepoint < 0x800) {
|
|
return String.fromCharCode(
|
|
highMask | 0xc0 | (codepoint >> 6) ,
|
|
highMask | 0x80 | ( codepoint & 0x3f)
|
|
);
|
|
} else if (codepoint < 0x10000) {
|
|
return String.fromCharCode(
|
|
highMask | 0xe0 | (codepoint >> 12) ,
|
|
highMask | 0x80 | ((codepoint >> 6) & 0x3f),
|
|
highMask | 0x80 | ( codepoint & 0x3f)
|
|
);
|
|
} else /* istanbul ignore else */ if (codepoint < 0x110000) {
|
|
return String.fromCharCode(
|
|
highMask | 0xf0 | (codepoint >> 18) ,
|
|
highMask | 0x80 | ((codepoint >> 12) & 0x3f),
|
|
highMask | 0x80 | ((codepoint >> 6) & 0x3f),
|
|
highMask | 0x80 | ( codepoint & 0x3f)
|
|
);
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
function toHex(num, digits) {
|
|
var result = num.toString(16);
|
|
while (result.length < digits)
|
|
result = '0' + result;
|
|
return result;
|
|
}
|
|
|
|
function checkChars(rx) {
|
|
return function (s) {
|
|
var m = rx.exec(s);
|
|
if (!m)
|
|
return s;
|
|
raise(null, errors.invalidCodeUnit, toHex(m[0].charCodeAt(0), 4).toUpperCase());
|
|
};
|
|
}
|
|
|
|
var encodingModes = {
|
|
'pseudo-latin1': {
|
|
fixup: checkChars(/[^\x00-\xff]/),
|
|
encodeByte: function (value) {
|
|
if (value === null)
|
|
return '';
|
|
return String.fromCharCode(value);
|
|
},
|
|
encodeUTF8: function (codepoint) {
|
|
return encodeUTF8(codepoint);
|
|
},
|
|
},
|
|
'x-user-defined': {
|
|
fixup: checkChars(/[^\x00-\x7f\uf780-\uf7ff]/),
|
|
encodeByte: function (value) {
|
|
if (value === null)
|
|
return '';
|
|
if (value >= 0x80)
|
|
return String.fromCharCode(value | 0xf700);
|
|
return String.fromCharCode(value);
|
|
},
|
|
encodeUTF8: function (codepoint) {
|
|
return encodeUTF8(codepoint, 0xf700);
|
|
}
|
|
},
|
|
'none': {
|
|
discardStrings: true,
|
|
fixup: function (s) {
|
|
return s;
|
|
},
|
|
encodeByte: function (value) {
|
|
return '';
|
|
},
|
|
encodeUTF8: function (codepoint) {
|
|
return '';
|
|
}
|
|
}
|
|
};
|
|
|
|
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\''
|
|
, unexpectedEOF: 'unexpected symbol near \'<eof>\''
|
|
, expected: '\'%1\' expected near \'%2\''
|
|
, expectedToken: '%1 expected near \'%2\''
|
|
, unfinishedString: 'unfinished string near \'%1\''
|
|
, malformedNumber: 'malformed number near \'%1\''
|
|
, decimalEscapeTooLarge: 'decimal escape too large near \'%1\''
|
|
, invalidEscape: 'invalid escape sequence near \'%1\''
|
|
, hexadecimalDigitExpected: 'hexadecimal digit expected near \'%1\''
|
|
, braceExpected: 'missing \'%1\' near \'%2\''
|
|
, tooLargeCodepoint: 'UTF-8 value too large near \'%1\''
|
|
, unfinishedLongString: 'unfinished long string (starting at line %1) near \'%2\''
|
|
, unfinishedLongComment: 'unfinished long comment (starting at line %1) near \'%2\''
|
|
, ambiguousSyntax: 'ambiguous syntax (function call x new statement) near \'%1\''
|
|
, noLoopToBreak: 'no loop to break near \'%1\''
|
|
, labelAlreadyDefined: 'label \'%1\' already defined on line %2'
|
|
, labelNotVisible: 'no visible label \'%1\' for <goto>'
|
|
, gotoJumpInLocalScope: '<goto %1> jumps into the scope of local \'%2\''
|
|
, cannotUseVararg: 'cannot use \'...\' outside a vararg function near \'%1\''
|
|
, invalidCodeUnit: 'code unit U+%1 is not allowed in the current encoding mode'
|
|
};
|
|
|
|
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();
|
|
location.bless(node);
|
|
}
|
|
if (options.onCreateNode) options.onCreateNode(node);
|
|
return node;
|
|
}
|
|
|
|
var slice = Array.prototype.slice
|
|
, toString = Object.prototype.toString
|
|
;
|
|
|
|
var indexOf = /* istanbul ignore next */ function (array, element) {
|
|
for (var i = 0, length = array.length; i < length; ++i) {
|
|
if (array[i] === element) return i;
|
|
}
|
|
return -1;
|
|
};
|
|
if (Array.prototype.indexOf)
|
|
indexOf = function (array, element) {
|
|
return array.indexOf(element);
|
|
};
|
|
|
|
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] || /* istanbul ignore next */ '';
|
|
});
|
|
return format;
|
|
}
|
|
|
|
var assign = /* istanbul ignore next */ function (dest) {
|
|
var args = slice.call(arguments, 1)
|
|
, src, prop;
|
|
|
|
for (var i = 0, length = args.length; i < length; ++i) {
|
|
src = args[i];
|
|
for (prop in src)
|
|
if (Object.prototype.hasOwnProperty.call(src, prop)) {
|
|
dest[prop] = src[prop];
|
|
}
|
|
}
|
|
|
|
return dest;
|
|
};
|
|
if (Object.assign)
|
|
assign = Object.assign;
|
|
|
|
exports.SyntaxError = SyntaxError;
|
|
|
|
function fixupError(e) {
|
|
if (!Object.create)
|
|
return e;
|
|
return Object.create(e, {
|
|
'line': { 'writable': true, value: e.line },
|
|
'index': { 'writable': true, value: e.index },
|
|
'column': { 'writable': true, value: e.column }
|
|
});
|
|
}
|
|
|
|
function raise(token) {
|
|
var message = sprintf.apply(null, slice.call(arguments, 1))
|
|
, error, col;
|
|
|
|
if (token === null || typeof token.line === 'undefined') {
|
|
col = index - lineStart + 1;
|
|
error = fixupError(new SyntaxError(sprintf('[%1:%2] %3', line, col, message)));
|
|
error.index = index;
|
|
error.line = line;
|
|
error.column = col;
|
|
} else {
|
|
col = token.range[0] - token.lineStart;
|
|
error = fixupError(new SyntaxError(sprintf('[%1:%2] %3', token.line, col, message)));
|
|
error.line = token.line;
|
|
error.index = token.range[0];
|
|
error.column = col;
|
|
}
|
|
throw error;
|
|
}
|
|
|
|
function tokenValue(token) {
|
|
var raw = input.slice(token.range[0], token.range[1]);
|
|
if (raw)
|
|
return raw;
|
|
return token.value;
|
|
}
|
|
|
|
function raiseUnexpectedToken(type, token) {
|
|
raise(token, errors.expectedToken, type, tokenValue(token));
|
|
}
|
|
|
|
function unexpected(found) {
|
|
var near = tokenValue(lookahead);
|
|
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);
|
|
case EOF:
|
|
return raise(found, errors.unexpectedEOF);
|
|
}
|
|
return raise(found, errors.unexpected, type, tokenValue(found), 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: // 0-9
|
|
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 (features.bitwiseOperators)
|
|
if (62 === next) return scanPunctuator('>>');
|
|
if (61 === next) return scanPunctuator('>=');
|
|
return scanPunctuator('>');
|
|
|
|
case 60: // <
|
|
if (features.bitwiseOperators)
|
|
if (60 === next) return scanPunctuator('<<');
|
|
if (61 === next) return scanPunctuator('<=');
|
|
return scanPunctuator('<');
|
|
|
|
case 126: // ~
|
|
if (61 === next) return scanPunctuator('~=');
|
|
if (!features.bitwiseOperators)
|
|
break;
|
|
return scanPunctuator('~');
|
|
|
|
case 58: // :
|
|
if (features.labels)
|
|
if (58 === next) return scanPunctuator('::');
|
|
return scanPunctuator(':');
|
|
|
|
case 91: // [
|
|
if (91 === next || 61 === next) return scanLongStringLiteral();
|
|
return scanPunctuator('[');
|
|
|
|
case 47: // /
|
|
if (features.integerDivision)
|
|
if (47 === next) return scanPunctuator('//');
|
|
return scanPunctuator('/');
|
|
|
|
case 38: case 124: // & |
|
|
if (!features.bitwiseOperators)
|
|
break;
|
|
case 42: 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 consumeEOL() {
|
|
var charCode = input.charCodeAt(index)
|
|
, peekCharCode = input.charCodeAt(index + 1);
|
|
|
|
if (isLineTerminator(charCode)) {
|
|
if (10 === charCode && 13 === peekCharCode) ++index;
|
|
if (13 === charCode && 10 === peekCharCode) ++index;
|
|
++line;
|
|
lineStart = ++index;
|
|
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function skipWhiteSpace() {
|
|
while (index < length) {
|
|
var charCode = input.charCodeAt(index);
|
|
if (isWhiteSpace(charCode)) {
|
|
++index;
|
|
} else if (!consumeEOL()) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
function scanIdentifierOrKeyword() {
|
|
var value, type;
|
|
while (isIdentifierPart(input.charCodeAt(++index)));
|
|
value = encodingMode.fixup(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++)
|
|
, beginLine = line
|
|
, beginLineStart = lineStart
|
|
, stringStart = index
|
|
, string = encodingMode.discardStrings ? null : ''
|
|
, charCode;
|
|
|
|
for (;;) {
|
|
charCode = input.charCodeAt(index++);
|
|
if (delimiter === charCode) break;
|
|
if (index > length || isLineTerminator(charCode)) {
|
|
string += input.slice(stringStart, index - 1);
|
|
raise(null, errors.unfinishedString, input.slice(tokenStart, index - 1));
|
|
}
|
|
if (92 === charCode) { // backslash
|
|
if (!encodingMode.discardStrings) {
|
|
var beforeEscape = input.slice(stringStart, index - 1);
|
|
string += encodingMode.fixup(beforeEscape);
|
|
}
|
|
var escapeValue = readEscapeSequence();
|
|
if (!encodingMode.discardStrings)
|
|
string += escapeValue;
|
|
stringStart = index;
|
|
}
|
|
}
|
|
if (!encodingMode.discardStrings) {
|
|
string += encodingMode.encodeByte(null);
|
|
string += encodingMode.fixup(input.slice(stringStart, index - 1));
|
|
}
|
|
|
|
return {
|
|
type: StringLiteral
|
|
, value: string
|
|
, line: beginLine
|
|
, lineStart: beginLineStart
|
|
, lastLine: line
|
|
, lastLineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function scanLongStringLiteral() {
|
|
var beginLine = line
|
|
, beginLineStart = lineStart
|
|
, string = readLongString(false);
|
|
if (false === string) raise(token, errors.expected, '[', tokenValue(token));
|
|
|
|
return {
|
|
type: StringLiteral
|
|
, value: encodingMode.discardStrings ? null : encodingMode.fixup(string)
|
|
, line: beginLine
|
|
, lineStart: beginLineStart
|
|
, lastLine: line
|
|
, lastLineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function scanNumericLiteral() {
|
|
var character = input.charAt(index)
|
|
, next = input.charAt(index + 1);
|
|
|
|
var literal = ('0' === character && 'xX'.indexOf(next || null) >= 0) ?
|
|
readHexLiteral() : readDecLiteral();
|
|
|
|
var foundImaginaryUnit = readImaginaryUnitSuffix()
|
|
, foundInt64Suffix = readInt64Suffix();
|
|
|
|
if (foundInt64Suffix && (foundImaginaryUnit || literal.hasFractionPart)) {
|
|
raise(null, errors.malformedNumber, input.slice(tokenStart, index));
|
|
}
|
|
|
|
return {
|
|
type: NumericLiteral
|
|
, value: literal.value
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function readImaginaryUnitSuffix() {
|
|
if (!features.imaginaryNumbers) return;
|
|
if ('iI'.indexOf(input.charAt(index) || null) >= 0) {
|
|
++index;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function readInt64Suffix() {
|
|
if (!features.integerSuffixes) return;
|
|
|
|
if ('uU'.indexOf(input.charAt(index) || null) >= 0) {
|
|
++index;
|
|
if ('lL'.indexOf(input.charAt(index) || null) >= 0) {
|
|
++index;
|
|
if ('lL'.indexOf(input.charAt(index) || null) >= 0) {
|
|
++index;
|
|
return 'ULL';
|
|
} else {
|
|
raise(null, errors.malformedNumber, input.slice(tokenStart, index));
|
|
}
|
|
} else {
|
|
raise(null, errors.malformedNumber, input.slice(tokenStart, index));
|
|
}
|
|
} else if ('lL'.indexOf(input.charAt(index) || null) >= 0) {
|
|
++index;
|
|
if ('lL'.indexOf(input.charAt(index) || null) >= 0) {
|
|
++index;
|
|
return 'LL';
|
|
} else {
|
|
raise(null, errors.malformedNumber, input.slice(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(null, errors.malformedNumber, input.slice(tokenStart, index));
|
|
|
|
while (isHexDigit(input.charCodeAt(index))) ++index;
|
|
digit = parseInt(input.slice(digitStart, index), 16);
|
|
var foundFraction = false;
|
|
if ('.' === input.charAt(index)) {
|
|
foundFraction = true;
|
|
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);
|
|
}
|
|
var foundBinaryExponent = false;
|
|
if ('pP'.indexOf(input.charAt(index) || null) >= 0) {
|
|
foundBinaryExponent = true;
|
|
++index;
|
|
if ('+-'.indexOf(input.charAt(index) || null) >= 0)
|
|
binarySign = ('+' === input.charAt(index++)) ? 1 : -1;
|
|
|
|
exponentStart = index;
|
|
if (!isDecDigit(input.charCodeAt(index)))
|
|
raise(null, errors.malformedNumber, input.slice(tokenStart, index));
|
|
|
|
while (isDecDigit(input.charCodeAt(index))) ++index;
|
|
binaryExponent = input.slice(exponentStart, index);
|
|
binaryExponent = Math.pow(2, binaryExponent * binarySign);
|
|
}
|
|
|
|
return {
|
|
value: (digit + fraction) * binaryExponent,
|
|
hasFractionPart: foundFraction || foundBinaryExponent
|
|
};
|
|
}
|
|
|
|
function readDecLiteral() {
|
|
while (isDecDigit(input.charCodeAt(index))) ++index;
|
|
var foundFraction = false;
|
|
if ('.' === input.charAt(index)) {
|
|
foundFraction = true;
|
|
++index;
|
|
while (isDecDigit(input.charCodeAt(index))) ++index;
|
|
}
|
|
var foundExponent = false;
|
|
if ('eE'.indexOf(input.charAt(index) || null) >= 0) {
|
|
foundExponent = true;
|
|
++index;
|
|
if ('+-'.indexOf(input.charAt(index) || null) >= 0) ++index;
|
|
if (!isDecDigit(input.charCodeAt(index)))
|
|
raise(null, errors.malformedNumber, input.slice(tokenStart, index));
|
|
|
|
while (isDecDigit(input.charCodeAt(index))) ++index;
|
|
}
|
|
|
|
return {
|
|
value: parseFloat(input.slice(tokenStart, index)),
|
|
hasFractionPart: foundFraction || foundExponent
|
|
};
|
|
}
|
|
|
|
function readUnicodeEscapeSequence() {
|
|
var sequenceStart = index++;
|
|
|
|
if (input.charAt(index++) !== '{')
|
|
raise(null, errors.braceExpected, '{', '\\' + input.slice(sequenceStart, index));
|
|
if (!isHexDigit(input.charCodeAt(index)))
|
|
raise(null, errors.hexadecimalDigitExpected, '\\' + input.slice(sequenceStart, index));
|
|
|
|
while (input.charCodeAt(index) === 0x30) ++index;
|
|
var escStart = index;
|
|
|
|
while (isHexDigit(input.charCodeAt(index))) {
|
|
++index;
|
|
if (index - escStart > 6)
|
|
raise(null, errors.tooLargeCodepoint, '\\' + input.slice(sequenceStart, index));
|
|
}
|
|
|
|
var b = input.charAt(index++);
|
|
if (b !== '}') {
|
|
if ((b === '"') || (b === "'"))
|
|
raise(null, errors.braceExpected, '}', '\\' + input.slice(sequenceStart, index--));
|
|
else
|
|
raise(null, errors.hexadecimalDigitExpected, '\\' + input.slice(sequenceStart, index));
|
|
}
|
|
|
|
var codepoint = parseInt(input.slice(escStart, index - 1) || '0', 16);
|
|
var frag = '\\' + input.slice(sequenceStart, index);
|
|
|
|
if (codepoint > 0x10ffff) {
|
|
raise(null, errors.tooLargeCodepoint, frag);
|
|
}
|
|
|
|
return encodingMode.encodeUTF8(codepoint, frag);
|
|
}
|
|
function readEscapeSequence() {
|
|
var sequenceStart = index;
|
|
switch (input.charAt(index)) {
|
|
case 'a': ++index; return '\x07';
|
|
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 '\r':
|
|
case '\n':
|
|
consumeEOL();
|
|
return '\n';
|
|
|
|
case '0': case '1': case '2': case '3': case '4':
|
|
case '5': case '6': case '7': case '8': case '9':
|
|
while (isDecDigit(input.charCodeAt(index)) && index - sequenceStart < 3) ++index;
|
|
|
|
var frag = input.slice(sequenceStart, index);
|
|
var ddd = parseInt(frag, 10);
|
|
if (ddd > 255) {
|
|
raise(null, errors.decimalEscapeTooLarge, '\\' + ddd);
|
|
}
|
|
return encodingMode.encodeByte(ddd, '\\' + frag);
|
|
|
|
case 'z':
|
|
if (features.skipWhitespaceEscape) {
|
|
++index;
|
|
skipWhiteSpace();
|
|
return '';
|
|
}
|
|
break;
|
|
|
|
case 'x':
|
|
if (features.hexEscapes) {
|
|
if (isHexDigit(input.charCodeAt(index + 1)) &&
|
|
isHexDigit(input.charCodeAt(index + 2))) {
|
|
index += 3;
|
|
return encodingMode.encodeByte(parseInt(input.slice(sequenceStart + 1, index), 16), '\\' + input.slice(sequenceStart, index));
|
|
}
|
|
raise(null, errors.hexadecimalDigitExpected, '\\' + input.slice(sequenceStart, index + 2));
|
|
}
|
|
break;
|
|
|
|
case 'u':
|
|
if (features.unicodeEscapes)
|
|
return readUnicodeEscapeSequence();
|
|
break;
|
|
|
|
case '\\': case '"': case "'":
|
|
return input.charAt(index++);
|
|
}
|
|
|
|
if (features.strictEscapes)
|
|
raise(null, errors.invalidEscape, '\\' + input.slice(sequenceStart, index + 1));
|
|
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(true);
|
|
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];
|
|
}
|
|
if (options.onCreateNode) options.onCreateNode(node);
|
|
comments.push(node);
|
|
}
|
|
}
|
|
|
|
function readLongString(isComment) {
|
|
var level = 0
|
|
, content = ''
|
|
, terminator = false
|
|
, character, stringStart, firstLine = line;
|
|
|
|
++index; // [
|
|
while ('=' === input.charAt(index + level)) ++level;
|
|
if ('[' !== input.charAt(index + level)) return false;
|
|
|
|
index += level + 1;
|
|
if (isLineTerminator(input.charCodeAt(index))) consumeEOL();
|
|
|
|
stringStart = index;
|
|
while (index < length) {
|
|
while (isLineTerminator(input.charCodeAt(index))) consumeEOL();
|
|
|
|
character = input.charAt(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) {
|
|
content += input.slice(stringStart, index - 1);
|
|
index += level + 1;
|
|
return content;
|
|
}
|
|
}
|
|
|
|
raise(null, isComment ?
|
|
errors.unfinishedLongComment :
|
|
errors.unfinishedLongString,
|
|
firstLine, '<eof>');
|
|
}
|
|
|
|
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, tokenValue(token));
|
|
}
|
|
|
|
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) {
|
|
if ((charCode >= 65 && charCode <= 90) || (charCode >= 97 && charCode <= 122) || 95 === charCode)
|
|
return true;
|
|
if (features.extendedIdentifiers && charCode >= 128)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
function isIdentifierPart(charCode) {
|
|
if ((charCode >= 65 && charCode <= 90) || (charCode >= 97 && charCode <= 122) || 95 === charCode || (charCode >= 48 && charCode <= 57))
|
|
return true;
|
|
if (features.extendedIdentifiers && charCode >= 128)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
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:
|
|
if ('else' === id || 'then' === id)
|
|
return true;
|
|
if (features.labels && !features.contextualGoto)
|
|
return ('goto' === id);
|
|
return false;
|
|
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 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() {
|
|
var scope = scopes[scopeDepth++].slice();
|
|
scopes.push(scope);
|
|
if (options.onCreateScope) options.onCreateScope();
|
|
}
|
|
function destroyScope() {
|
|
var scope = scopes.pop();
|
|
--scopeDepth;
|
|
if (options.onDestroyScope) options.onDestroyScope();
|
|
}
|
|
function scopeIdentifierName(name) {
|
|
if (options.onLocalDeclaration) options.onLocalDeclaration(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.lastLine || previousToken.line;
|
|
this.loc.end.column = previousToken.range[1] - (previousToken.lastLineStart || previousToken.lineStart);
|
|
}
|
|
if (options.ranges) {
|
|
this.range[1] = previousToken.range[1];
|
|
}
|
|
};
|
|
|
|
Marker.prototype.bless = function (node) {
|
|
if (this.loc) {
|
|
var loc = this.loc;
|
|
node.loc = {
|
|
start: {
|
|
line: loc.start.line,
|
|
column: loc.start.column
|
|
},
|
|
end: {
|
|
line: loc.end.line,
|
|
column: loc.end.column
|
|
}
|
|
};
|
|
}
|
|
if (this.range) {
|
|
node.range = [
|
|
this.range[0],
|
|
this.range[1]
|
|
];
|
|
}
|
|
};
|
|
function markLocation() {
|
|
if (trackLocations) locations.push(createLocationMarker());
|
|
}
|
|
function pushLocation(marker) {
|
|
if (trackLocations) locations.push(marker);
|
|
}
|
|
|
|
function FullFlowContext() {
|
|
this.scopes = [];
|
|
this.pendingGotos = [];
|
|
}
|
|
|
|
FullFlowContext.prototype.isInLoop = function () {
|
|
var i = this.scopes.length;
|
|
while (i --> 0) {
|
|
if (this.scopes[i].isLoop)
|
|
return true;
|
|
}
|
|
return false;
|
|
};
|
|
|
|
FullFlowContext.prototype.pushScope = function (isLoop) {
|
|
var scope = {
|
|
labels: {},
|
|
locals: [],
|
|
deferredGotos: [],
|
|
isLoop: !!isLoop
|
|
};
|
|
this.scopes.push(scope);
|
|
};
|
|
|
|
FullFlowContext.prototype.popScope = function () {
|
|
for (var i = 0; i < this.pendingGotos.length; ++i) {
|
|
var theGoto = this.pendingGotos[i];
|
|
if (theGoto.maxDepth >= this.scopes.length)
|
|
if (--theGoto.maxDepth <= 0)
|
|
raise(theGoto.token, errors.labelNotVisible, theGoto.target);
|
|
}
|
|
|
|
this.scopes.pop();
|
|
};
|
|
|
|
FullFlowContext.prototype.addGoto = function (target, token) {
|
|
var localCounts = [];
|
|
|
|
for (var i = 0; i < this.scopes.length; ++i) {
|
|
var scope = this.scopes[i];
|
|
localCounts.push(scope.locals.length);
|
|
if (Object.prototype.hasOwnProperty.call(scope.labels, target))
|
|
return;
|
|
}
|
|
|
|
this.pendingGotos.push({
|
|
maxDepth: this.scopes.length,
|
|
target: target,
|
|
token: token,
|
|
localCounts: localCounts
|
|
});
|
|
};
|
|
|
|
FullFlowContext.prototype.addLabel = function (name, token) {
|
|
var scope = this.currentScope();
|
|
|
|
if (Object.prototype.hasOwnProperty.call(scope.labels, name)) {
|
|
raise(token, errors.labelAlreadyDefined, name, scope.labels[name].line);
|
|
} else {
|
|
var newGotos = [];
|
|
|
|
for (var i = 0; i < this.pendingGotos.length; ++i) {
|
|
var theGoto = this.pendingGotos[i];
|
|
|
|
if (theGoto.maxDepth >= this.scopes.length && theGoto.target === name) {
|
|
if (theGoto.localCounts[this.scopes.length - 1] < scope.locals.length) {
|
|
scope.deferredGotos.push(theGoto);
|
|
}
|
|
continue;
|
|
}
|
|
|
|
newGotos.push(theGoto);
|
|
}
|
|
|
|
this.pendingGotos = newGotos;
|
|
}
|
|
|
|
scope.labels[name] = {
|
|
localCount: scope.locals.length,
|
|
line: token.line
|
|
};
|
|
};
|
|
|
|
FullFlowContext.prototype.addLocal = function (name, token) {
|
|
this.currentScope().locals.push({
|
|
name: name,
|
|
token: token
|
|
});
|
|
};
|
|
|
|
FullFlowContext.prototype.currentScope = function () {
|
|
return this.scopes[this.scopes.length - 1];
|
|
};
|
|
|
|
FullFlowContext.prototype.raiseDeferredErrors = function () {
|
|
var scope = this.currentScope();
|
|
var bads = scope.deferredGotos;
|
|
for (var i = 0; i < bads.length; ++i) {
|
|
var theGoto = bads[i];
|
|
raise(theGoto.token, errors.gotoJumpInLocalScope, theGoto.target, scope.locals[theGoto.localCounts[this.scopes.length - 1]].name);
|
|
}
|
|
};
|
|
|
|
function LoopFlowContext() {
|
|
this.level = 0;
|
|
this.loopLevels = [];
|
|
}
|
|
|
|
LoopFlowContext.prototype.isInLoop = function () {
|
|
return !!this.loopLevels.length;
|
|
};
|
|
|
|
LoopFlowContext.prototype.pushScope = function (isLoop) {
|
|
++this.level;
|
|
if (isLoop)
|
|
this.loopLevels.push(this.level);
|
|
};
|
|
|
|
LoopFlowContext.prototype.popScope = function () {
|
|
var levels = this.loopLevels;
|
|
var levlen = levels.length;
|
|
if (levlen) {
|
|
if (levels[levlen - 1] === this.level)
|
|
levels.pop();
|
|
}
|
|
--this.level;
|
|
};
|
|
|
|
LoopFlowContext.prototype.addGoto =
|
|
LoopFlowContext.prototype.addLabel =
|
|
function () { throw new Error('This should never happen'); };
|
|
|
|
LoopFlowContext.prototype.addLocal =
|
|
LoopFlowContext.prototype.raiseDeferredErrors =
|
|
function () {};
|
|
|
|
function makeFlowContext() {
|
|
return features.labels ? new FullFlowContext() : new LoopFlowContext();
|
|
}
|
|
|
|
function parseChunk() {
|
|
next();
|
|
markLocation();
|
|
if (options.scope) createScope();
|
|
var flowContext = makeFlowContext();
|
|
flowContext.allowVararg = true;
|
|
flowContext.pushScope();
|
|
var body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
if (options.scope) destroyScope();
|
|
if (EOF !== token.type) unexpected(token);
|
|
if (trackLocations && !body.length) previousToken = token;
|
|
return finishNode(ast.chunk(body));
|
|
}
|
|
|
|
function parseBlock(flowContext) {
|
|
var block = []
|
|
, statement;
|
|
|
|
while (!isBlockFollow(token)) {
|
|
if ('return' === token.value || (!features.relaxedBreak && 'break' === token.value)) {
|
|
block.push(parseStatement(flowContext));
|
|
break;
|
|
}
|
|
statement = parseStatement(flowContext);
|
|
consume(';');
|
|
if (statement) block.push(statement);
|
|
}
|
|
return block;
|
|
}
|
|
|
|
function parseStatement(flowContext) {
|
|
markLocation();
|
|
|
|
if (Punctuator === token.type) {
|
|
if (consume('::')) return parseLabelStatement(flowContext);
|
|
}
|
|
if (features.emptyStatement) {
|
|
if (consume(';')) {
|
|
if (trackLocations) locations.pop();
|
|
return;
|
|
}
|
|
}
|
|
|
|
flowContext.raiseDeferredErrors();
|
|
|
|
if (Keyword === token.type) {
|
|
switch (token.value) {
|
|
case 'local': next(); return parseLocalStatement(flowContext);
|
|
case 'if': next(); return parseIfStatement(flowContext);
|
|
case 'return': next(); return parseReturnStatement(flowContext);
|
|
case 'function': next();
|
|
var name = parseFunctionName();
|
|
return parseFunctionDeclaration(name);
|
|
case 'while': next(); return parseWhileStatement(flowContext);
|
|
case 'for': next(); return parseForStatement(flowContext);
|
|
case 'repeat': next(); return parseRepeatStatement(flowContext);
|
|
case 'break': next();
|
|
if (!flowContext.isInLoop())
|
|
raise(token, errors.noLoopToBreak, token.value);
|
|
return parseBreakStatement();
|
|
case 'do': next(); return parseDoStatement(flowContext);
|
|
case 'goto': next(); return parseGotoStatement(flowContext);
|
|
}
|
|
}
|
|
|
|
if (features.contextualGoto &&
|
|
token.type === Identifier && token.value === 'goto' &&
|
|
lookahead.type === Identifier && lookahead.value !== 'goto') {
|
|
next(); return parseGotoStatement(flowContext);
|
|
}
|
|
if (trackLocations) locations.pop();
|
|
|
|
return parseAssignmentOrCallStatement(flowContext);
|
|
}
|
|
|
|
function parseLabelStatement(flowContext) {
|
|
var nameToken = token
|
|
, label = parseIdentifier();
|
|
|
|
if (options.scope) {
|
|
scopeIdentifierName('::' + nameToken.value + '::');
|
|
attachScope(label, true);
|
|
}
|
|
|
|
expect('::');
|
|
|
|
flowContext.addLabel(nameToken.value, nameToken);
|
|
return finishNode(ast.labelStatement(label));
|
|
}
|
|
|
|
function parseBreakStatement() {
|
|
return finishNode(ast.breakStatement());
|
|
}
|
|
|
|
function parseGotoStatement(flowContext) {
|
|
var name = token.value
|
|
, gotoToken = previousToken
|
|
, label = parseIdentifier();
|
|
|
|
flowContext.addGoto(name, gotoToken);
|
|
return finishNode(ast.gotoStatement(label));
|
|
}
|
|
|
|
function parseDoStatement(flowContext) {
|
|
if (options.scope) createScope();
|
|
flowContext.pushScope();
|
|
var body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
if (options.scope) destroyScope();
|
|
expect('end');
|
|
return finishNode(ast.doStatement(body));
|
|
}
|
|
|
|
function parseWhileStatement(flowContext) {
|
|
var condition = parseExpectedExpression(flowContext);
|
|
expect('do');
|
|
if (options.scope) createScope();
|
|
flowContext.pushScope(true);
|
|
var body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
if (options.scope) destroyScope();
|
|
expect('end');
|
|
return finishNode(ast.whileStatement(condition, body));
|
|
}
|
|
|
|
function parseRepeatStatement(flowContext) {
|
|
if (options.scope) createScope();
|
|
flowContext.pushScope(true);
|
|
var body = parseBlock(flowContext);
|
|
expect('until');
|
|
flowContext.raiseDeferredErrors();
|
|
var condition = parseExpectedExpression(flowContext);
|
|
flowContext.popScope();
|
|
if (options.scope) destroyScope();
|
|
return finishNode(ast.repeatStatement(condition, body));
|
|
}
|
|
|
|
function parseReturnStatement(flowContext) {
|
|
var expressions = [];
|
|
|
|
if ('end' !== token.value) {
|
|
var expression = parseExpression(flowContext);
|
|
if (null != expression) expressions.push(expression);
|
|
while (consume(',')) {
|
|
expression = parseExpectedExpression(flowContext);
|
|
expressions.push(expression);
|
|
}
|
|
consume(';'); // grammar tells us ; is optional here.
|
|
}
|
|
return finishNode(ast.returnStatement(expressions));
|
|
}
|
|
|
|
function parseIfStatement(flowContext) {
|
|
var clauses = []
|
|
, condition
|
|
, body
|
|
, marker;
|
|
if (trackLocations) {
|
|
marker = locations[locations.length - 1];
|
|
locations.push(marker);
|
|
}
|
|
condition = parseExpectedExpression(flowContext);
|
|
expect('then');
|
|
if (options.scope) createScope();
|
|
flowContext.pushScope();
|
|
body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
if (options.scope) destroyScope();
|
|
clauses.push(finishNode(ast.ifClause(condition, body)));
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
while (consume('elseif')) {
|
|
pushLocation(marker);
|
|
condition = parseExpectedExpression(flowContext);
|
|
expect('then');
|
|
if (options.scope) createScope();
|
|
flowContext.pushScope();
|
|
body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
if (options.scope) destroyScope();
|
|
clauses.push(finishNode(ast.elseifClause(condition, body)));
|
|
if (trackLocations) marker = createLocationMarker();
|
|
}
|
|
|
|
if (consume('else')) {
|
|
if (trackLocations) {
|
|
marker = new Marker(previousToken);
|
|
locations.push(marker);
|
|
}
|
|
if (options.scope) createScope();
|
|
flowContext.pushScope();
|
|
body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
if (options.scope) destroyScope();
|
|
clauses.push(finishNode(ast.elseClause(body)));
|
|
}
|
|
|
|
expect('end');
|
|
return finishNode(ast.ifStatement(clauses));
|
|
}
|
|
|
|
function parseForStatement(flowContext) {
|
|
var variable = parseIdentifier()
|
|
, body;
|
|
|
|
if (options.scope) {
|
|
createScope();
|
|
scopeIdentifier(variable);
|
|
}
|
|
if (consume('=')) {
|
|
var start = parseExpectedExpression(flowContext);
|
|
expect(',');
|
|
var end = parseExpectedExpression(flowContext);
|
|
var step = consume(',') ? parseExpectedExpression(flowContext) : null;
|
|
|
|
expect('do');
|
|
flowContext.pushScope(true);
|
|
body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
expect('end');
|
|
if (options.scope) destroyScope();
|
|
|
|
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(flowContext);
|
|
iterators.push(expression);
|
|
} while (consume(','));
|
|
|
|
expect('do');
|
|
flowContext.pushScope(true);
|
|
body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
expect('end');
|
|
if (options.scope) destroyScope();
|
|
|
|
return finishNode(ast.forGenericStatement(variables, iterators, body));
|
|
}
|
|
}
|
|
|
|
function parseLocalStatement(flowContext) {
|
|
var name
|
|
, declToken = previousToken;
|
|
|
|
if (Identifier === token.type) {
|
|
var variables = []
|
|
, init = [];
|
|
|
|
do {
|
|
name = parseIdentifier();
|
|
|
|
variables.push(name);
|
|
flowContext.addLocal(name.name, declToken);
|
|
} while (consume(','));
|
|
|
|
if (consume('=')) {
|
|
do {
|
|
var expression = parseExpectedExpression(flowContext);
|
|
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();
|
|
flowContext.addLocal(name.name, declToken);
|
|
|
|
if (options.scope) {
|
|
scopeIdentifier(name);
|
|
createScope();
|
|
}
|
|
return parseFunctionDeclaration(name, true);
|
|
} else {
|
|
raiseUnexpectedToken('<name>', token);
|
|
}
|
|
}
|
|
|
|
function parseAssignmentOrCallStatement(flowContext) {
|
|
var previous = token
|
|
, marker, startMarker;
|
|
var lvalue, base, name;
|
|
|
|
var targets = [];
|
|
|
|
if (trackLocations) startMarker = createLocationMarker();
|
|
|
|
do {
|
|
if (trackLocations) marker = createLocationMarker();
|
|
|
|
if (Identifier === token.type) {
|
|
name = token.value;
|
|
base = parseIdentifier();
|
|
if (options.scope) attachScope(base, scopeHasName(name));
|
|
lvalue = true;
|
|
} else if ('(' === token.value) {
|
|
next();
|
|
base = parseExpectedExpression(flowContext);
|
|
expect(')');
|
|
lvalue = false;
|
|
} else {
|
|
return unexpected(token);
|
|
}
|
|
|
|
both: for (;;) {
|
|
var newBase;
|
|
|
|
switch (StringLiteral === token.type ? '"' : token.value) {
|
|
case '.':
|
|
case '[':
|
|
lvalue = true;
|
|
break;
|
|
case ':':
|
|
case '(':
|
|
case '{':
|
|
case '"':
|
|
lvalue = null;
|
|
break;
|
|
default:
|
|
break both;
|
|
}
|
|
|
|
base = parsePrefixExpressionPart(base, marker, flowContext);
|
|
}
|
|
|
|
targets.push(base);
|
|
|
|
if (',' !== token.value)
|
|
break;
|
|
|
|
if (!lvalue) {
|
|
return unexpected(token);
|
|
}
|
|
|
|
next();
|
|
} while (true);
|
|
|
|
if (targets.length === 1 && lvalue === null) {
|
|
pushLocation(marker);
|
|
return finishNode(ast.callStatement(targets[0]));
|
|
} else if (!lvalue) {
|
|
return unexpected(token);
|
|
}
|
|
|
|
expect('=');
|
|
|
|
var values = [];
|
|
|
|
do {
|
|
values.push(parseExpectedExpression(flowContext));
|
|
} while (consume(','));
|
|
|
|
pushLocation(startMarker);
|
|
return finishNode(ast.assignmentStatement(targets, values));
|
|
}
|
|
|
|
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 flowContext = makeFlowContext();
|
|
flowContext.pushScope();
|
|
|
|
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 (VarargLiteral === token.type) {
|
|
flowContext.allowVararg = true;
|
|
parameters.push(parsePrimaryExpression(flowContext));
|
|
} else {
|
|
raiseUnexpectedToken('<name> or \'...\'', token);
|
|
}
|
|
expect(')');
|
|
break;
|
|
}
|
|
}
|
|
|
|
var body = parseBlock(flowContext);
|
|
flowContext.popScope();
|
|
expect('end');
|
|
if (options.scope) destroyScope();
|
|
|
|
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, scopeHasName(base.name));
|
|
createScope();
|
|
}
|
|
|
|
while (consume('.')) {
|
|
pushLocation(marker);
|
|
name = parseIdentifier();
|
|
base = finishNode(ast.memberExpression(base, '.', name));
|
|
}
|
|
|
|
if (consume(':')) {
|
|
pushLocation(marker);
|
|
name = parseIdentifier();
|
|
base = finishNode(ast.memberExpression(base, ':', name));
|
|
if (options.scope) scopeIdentifierName('self');
|
|
}
|
|
|
|
return base;
|
|
}
|
|
|
|
function parseTableConstructor(flowContext) {
|
|
var fields = []
|
|
, key, value;
|
|
|
|
while (true) {
|
|
markLocation();
|
|
if (Punctuator === token.type && consume('[')) {
|
|
key = parseExpectedExpression(flowContext);
|
|
expect(']');
|
|
expect('=');
|
|
value = parseExpectedExpression(flowContext);
|
|
fields.push(finishNode(ast.tableKey(key, value)));
|
|
} else if (Identifier === token.type) {
|
|
if ('=' === lookahead.value) {
|
|
key = parseIdentifier();
|
|
next();
|
|
value = parseExpectedExpression(flowContext);
|
|
fields.push(finishNode(ast.tableKeyString(key, value)));
|
|
} else {
|
|
value = parseExpectedExpression(flowContext);
|
|
fields.push(finishNode(ast.tableValue(value)));
|
|
}
|
|
} else {
|
|
if (null == (value = parseExpression(flowContext))) {
|
|
locations.pop();
|
|
break;
|
|
}
|
|
fields.push(finishNode(ast.tableValue(value)));
|
|
}
|
|
if (',;'.indexOf(token.value) >= 0) {
|
|
next();
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
expect('}');
|
|
return finishNode(ast.tableConstructorExpression(fields));
|
|
}
|
|
|
|
function parseExpression(flowContext) {
|
|
var expression = parseSubExpression(0, flowContext);
|
|
return expression;
|
|
}
|
|
|
|
function parseExpectedExpression(flowContext) {
|
|
var expression = parseExpression(flowContext);
|
|
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 12; // ^
|
|
case 42: case 47: case 37: return 10; // * / %
|
|
case 43: case 45: return 9; // + -
|
|
case 38: return 6; // &
|
|
case 126: return 5; // ~
|
|
case 124: return 4; // |
|
|
case 60: case 62: return 3; // < >
|
|
}
|
|
} else if (2 === length) {
|
|
switch (charCode) {
|
|
case 47: return 10; // //
|
|
case 46: return 8; // ..
|
|
case 60: case 62:
|
|
if('<<' === operator || '>>' === operator) return 7; // << >>
|
|
return 3; // <= >=
|
|
case 61: case 126: return 3; // == ~=
|
|
case 111: return 1; // or
|
|
}
|
|
} else if (97 === charCode && 'and' === operator) return 2;
|
|
return 0;
|
|
}
|
|
|
|
function parseSubExpression(minPrecedence, flowContext) {
|
|
var operator = token.value
|
|
, expression, marker;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
if (isUnary(token)) {
|
|
markLocation();
|
|
next();
|
|
var argument = parseSubExpression(10, flowContext);
|
|
if (argument == null) raiseUnexpectedToken('<expression>', token);
|
|
expression = finishNode(ast.unaryExpression(operator, argument));
|
|
}
|
|
if (null == expression) {
|
|
expression = parsePrimaryExpression(flowContext);
|
|
if (null == expression) {
|
|
expression = parsePrefixExpression(flowContext);
|
|
}
|
|
}
|
|
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, flowContext);
|
|
if (null == right) raiseUnexpectedToken('<expression>', token);
|
|
if (trackLocations) locations.push(marker);
|
|
expression = finishNode(ast.binaryExpression(operator, expression, right));
|
|
|
|
}
|
|
return expression;
|
|
}
|
|
|
|
function parsePrefixExpressionPart(base, marker, flowContext) {
|
|
var expression, identifier;
|
|
|
|
if (Punctuator === token.type) {
|
|
switch (token.value) {
|
|
case '[':
|
|
pushLocation(marker);
|
|
next();
|
|
expression = parseExpectedExpression(flowContext);
|
|
expect(']');
|
|
return finishNode(ast.indexExpression(base, expression));
|
|
case '.':
|
|
pushLocation(marker);
|
|
next();
|
|
identifier = parseIdentifier();
|
|
return finishNode(ast.memberExpression(base, '.', identifier));
|
|
case ':':
|
|
pushLocation(marker);
|
|
next();
|
|
identifier = parseIdentifier();
|
|
base = finishNode(ast.memberExpression(base, ':', identifier));
|
|
pushLocation(marker);
|
|
return parseCallExpression(base, flowContext);
|
|
case '(': case '{': // args
|
|
pushLocation(marker);
|
|
return parseCallExpression(base, flowContext);
|
|
}
|
|
} else if (StringLiteral === token.type) {
|
|
pushLocation(marker);
|
|
return parseCallExpression(base, flowContext);
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
function parsePrefixExpression(flowContext) {
|
|
var base, name, marker;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
if (Identifier === token.type) {
|
|
name = token.value;
|
|
base = parseIdentifier();
|
|
if (options.scope) attachScope(base, scopeHasName(name));
|
|
} else if (consume('(')) {
|
|
base = parseExpectedExpression(flowContext);
|
|
expect(')');
|
|
} else {
|
|
return null;
|
|
}
|
|
for (;;) {
|
|
var newBase = parsePrefixExpressionPart(base, marker, flowContext);
|
|
if (newBase === null)
|
|
break;
|
|
base = newBase;
|
|
}
|
|
|
|
return base;
|
|
}
|
|
|
|
function parseCallExpression(base, flowContext) {
|
|
if (Punctuator === token.type) {
|
|
switch (token.value) {
|
|
case '(':
|
|
if (!features.emptyStatement) {
|
|
if (token.line !== previousToken.line)
|
|
raise(null, errors.ambiguousSyntax, token.value);
|
|
}
|
|
next();
|
|
var expressions = [];
|
|
var expression = parseExpression(flowContext);
|
|
if (null != expression) expressions.push(expression);
|
|
while (consume(',')) {
|
|
expression = parseExpectedExpression(flowContext);
|
|
expressions.push(expression);
|
|
}
|
|
|
|
expect(')');
|
|
return finishNode(ast.callExpression(base, expressions));
|
|
|
|
case '{':
|
|
markLocation();
|
|
next();
|
|
var table = parseTableConstructor(flowContext);
|
|
return finishNode(ast.tableCallExpression(base, table));
|
|
}
|
|
} else if (StringLiteral === token.type) {
|
|
return finishNode(ast.stringCallExpression(base, parsePrimaryExpression(flowContext)));
|
|
}
|
|
|
|
raiseUnexpectedToken('function arguments', token);
|
|
}
|
|
|
|
function parsePrimaryExpression(flowContext) {
|
|
var literals = StringLiteral | NumericLiteral | BooleanLiteral | NilLiteral | VarargLiteral
|
|
, value = token.value
|
|
, type = token.type
|
|
, marker;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
|
|
if (type === VarargLiteral && !flowContext.allowVararg) {
|
|
raise(token, errors.cannotUseVararg, token.value);
|
|
}
|
|
|
|
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();
|
|
if (options.scope) createScope();
|
|
return parseFunctionDeclaration(null);
|
|
} else if (consume('{')) {
|
|
pushLocation(marker);
|
|
return parseTableConstructor(flowContext);
|
|
}
|
|
}
|
|
|
|
exports.parse = parse;
|
|
|
|
var versionFeatures = {
|
|
'5.1': {
|
|
},
|
|
'5.2': {
|
|
labels: true,
|
|
emptyStatement: true,
|
|
hexEscapes: true,
|
|
skipWhitespaceEscape: true,
|
|
strictEscapes: true,
|
|
relaxedBreak: true
|
|
},
|
|
'5.3': {
|
|
labels: true,
|
|
emptyStatement: true,
|
|
hexEscapes: true,
|
|
skipWhitespaceEscape: true,
|
|
strictEscapes: true,
|
|
unicodeEscapes: true,
|
|
bitwiseOperators: true,
|
|
integerDivision: true,
|
|
relaxedBreak: true
|
|
},
|
|
'LuaJIT': {
|
|
labels: true,
|
|
contextualGoto: true,
|
|
hexEscapes: true,
|
|
skipWhitespaceEscape: true,
|
|
strictEscapes: true,
|
|
unicodeEscapes: true,
|
|
imaginaryNumbers: true,
|
|
integerSuffixes: true
|
|
}
|
|
};
|
|
|
|
function parse(_input, _options) {
|
|
if ('undefined' === typeof _options && 'object' === typeof _input) {
|
|
_options = _input;
|
|
_input = undefined;
|
|
}
|
|
if (!_options) _options = {};
|
|
|
|
input = _input || '';
|
|
options = assign({}, defaultOptions, _options);
|
|
index = 0;
|
|
line = 1;
|
|
lineStart = 0;
|
|
length = input.length;
|
|
scopes = [[]];
|
|
scopeDepth = 0;
|
|
globals = [];
|
|
locations = [];
|
|
|
|
if (!Object.prototype.hasOwnProperty.call(versionFeatures, options.luaVersion)) {
|
|
throw new Error(sprintf("Lua version '%1' not supported", options.luaVersion));
|
|
}
|
|
|
|
features = assign({}, versionFeatures[options.luaVersion]);
|
|
if (options.extendedIdentifiers !== void 0)
|
|
features.extendedIdentifiers = !!options.extendedIdentifiers;
|
|
|
|
if (!Object.prototype.hasOwnProperty.call(encodingModes, options.encodingMode)) {
|
|
throw new Error(sprintf("Encoding mode '%1' not supported", options.encodingMode));
|
|
}
|
|
|
|
encodingMode = encodingModes[options.encodingMode];
|
|
|
|
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);
|
|
if (input && input.substr(0, 2) === '#!') input = input.replace(/^.*/, function (line) {
|
|
return line.replace(/./g, ' ');
|
|
});
|
|
|
|
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;
|
|
}
|
|
|
|
}));
|
|
|
|
});
|
|
|
|
define("ace/mode/lua_worker",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
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();
|
|
var errors = [];
|
|
try {
|
|
luaparse.parse(value);
|
|
} catch(e) {
|
|
if (e instanceof luaparse.SyntaxError) {
|
|
errors.push({
|
|
row: e.line - 1,
|
|
column: e.column,
|
|
text: e.message,
|
|
type: "error"
|
|
});
|
|
}
|
|
}
|
|
this.sender.emit("annotate", errors);
|
|
};
|
|
|
|
}).call(Worker.prototype);
|
|
|
|
});
|