mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-07 20:31:06 -05:00
2950 lines
82 KiB
JavaScript
2950 lines
82 KiB
JavaScript
"no use strict";
|
|
!(function(window) {
|
|
if (typeof window.window != "undefined" && window.document)
|
|
return;
|
|
if (window.require && window.define)
|
|
return;
|
|
|
|
if (!window.console) {
|
|
window.console = function() {
|
|
var msgs = Array.prototype.slice.call(arguments, 0);
|
|
postMessage({type: "log", data: msgs});
|
|
};
|
|
window.console.error =
|
|
window.console.warn =
|
|
window.console.log =
|
|
window.console.trace = window.console;
|
|
}
|
|
window.window = window;
|
|
window.ace = window;
|
|
|
|
window.onerror = function(message, file, line, col, err) {
|
|
postMessage({type: "error", data: {
|
|
message: message,
|
|
data: err.data,
|
|
file: file,
|
|
line: line,
|
|
col: col,
|
|
stack: err.stack
|
|
}});
|
|
};
|
|
|
|
window.normalizeModule = function(parentId, moduleName) {
|
|
// normalize plugin requires
|
|
if (moduleName.indexOf("!") !== -1) {
|
|
var chunks = moduleName.split("!");
|
|
return window.normalizeModule(parentId, chunks[0]) + "!" + window.normalizeModule(parentId, chunks[1]);
|
|
}
|
|
// normalize relative requires
|
|
if (moduleName.charAt(0) == ".") {
|
|
var base = parentId.split("/").slice(0, -1).join("/");
|
|
moduleName = (base ? base + "/" : "") + moduleName;
|
|
|
|
while (moduleName.indexOf(".") !== -1 && previous != moduleName) {
|
|
var previous = moduleName;
|
|
moduleName = moduleName.replace(/^\.\//, "").replace(/\/\.\//, "/").replace(/[^\/]+\/\.\.\//, "");
|
|
}
|
|
}
|
|
|
|
return moduleName;
|
|
};
|
|
|
|
window.require = function require(parentId, id) {
|
|
if (!id) {
|
|
id = parentId;
|
|
parentId = null;
|
|
}
|
|
if (!id.charAt)
|
|
throw new Error("worker.js require() accepts only (parentId, id) as arguments");
|
|
|
|
id = window.normalizeModule(parentId, id);
|
|
|
|
var module = window.require.modules[id];
|
|
if (module) {
|
|
if (!module.initialized) {
|
|
module.initialized = true;
|
|
module.exports = module.factory().exports;
|
|
}
|
|
return module.exports;
|
|
}
|
|
|
|
if (!window.require.tlns)
|
|
return console.log("unable to load " + id);
|
|
|
|
var path = resolveModuleId(id, window.require.tlns);
|
|
if (path.slice(-3) != ".js") path += ".js";
|
|
|
|
window.require.id = id;
|
|
window.require.modules[id] = {}; // prevent infinite loop on broken modules
|
|
importScripts(path);
|
|
return window.require(parentId, id);
|
|
};
|
|
function resolveModuleId(id, paths) {
|
|
var testPath = id, tail = "";
|
|
while (testPath) {
|
|
var alias = paths[testPath];
|
|
if (typeof alias == "string") {
|
|
return alias + tail;
|
|
} else if (alias) {
|
|
return alias.location.replace(/\/*$/, "/") + (tail || alias.main || alias.name);
|
|
} else if (alias === false) {
|
|
return "";
|
|
}
|
|
var i = testPath.lastIndexOf("/");
|
|
if (i === -1) break;
|
|
tail = testPath.substr(i) + tail;
|
|
testPath = testPath.slice(0, i);
|
|
}
|
|
return id;
|
|
}
|
|
window.require.modules = {};
|
|
window.require.tlns = {};
|
|
|
|
window.define = function(id, deps, factory) {
|
|
if (arguments.length == 2) {
|
|
factory = deps;
|
|
if (typeof id != "string") {
|
|
deps = id;
|
|
id = window.require.id;
|
|
}
|
|
} else if (arguments.length == 1) {
|
|
factory = id;
|
|
deps = [];
|
|
id = window.require.id;
|
|
}
|
|
|
|
if (typeof factory != "function") {
|
|
window.require.modules[id] = {
|
|
exports: factory,
|
|
initialized: true
|
|
};
|
|
return;
|
|
}
|
|
|
|
if (!deps.length)
|
|
// If there is no dependencies, we inject "require", "exports" and
|
|
// "module" as dependencies, to provide CommonJS compatibility.
|
|
deps = ["require", "exports", "module"];
|
|
|
|
var req = function(childId) {
|
|
return window.require(id, childId);
|
|
};
|
|
|
|
window.require.modules[id] = {
|
|
exports: {},
|
|
factory: function() {
|
|
var module = this;
|
|
var returnExports = factory.apply(this, deps.slice(0, factory.length).map(function(dep) {
|
|
switch (dep) {
|
|
// Because "require", "exports" and "module" aren't actual
|
|
// dependencies, we must handle them seperately.
|
|
case "require": return req;
|
|
case "exports": return module.exports;
|
|
case "module": return module;
|
|
// But for all other dependencies, we can just go ahead and
|
|
// require them.
|
|
default: return req(dep);
|
|
}
|
|
}));
|
|
if (returnExports)
|
|
module.exports = returnExports;
|
|
return module;
|
|
}
|
|
};
|
|
};
|
|
window.define.amd = {};
|
|
require.tlns = {};
|
|
window.initBaseUrls = function initBaseUrls(topLevelNamespaces) {
|
|
for (var i in topLevelNamespaces)
|
|
require.tlns[i] = topLevelNamespaces[i];
|
|
};
|
|
|
|
window.initSender = function initSender() {
|
|
|
|
var EventEmitter = window.require("ace/lib/event_emitter").EventEmitter;
|
|
var oop = window.require("ace/lib/oop");
|
|
|
|
var Sender = function() {};
|
|
|
|
(function() {
|
|
|
|
oop.implement(this, EventEmitter);
|
|
|
|
this.callback = function(data, callbackId) {
|
|
postMessage({
|
|
type: "call",
|
|
id: callbackId,
|
|
data: data
|
|
});
|
|
};
|
|
|
|
this.emit = function(name, data) {
|
|
postMessage({
|
|
type: "event",
|
|
name: name,
|
|
data: data
|
|
});
|
|
};
|
|
|
|
}).call(Sender.prototype);
|
|
|
|
return new Sender();
|
|
};
|
|
|
|
var main = window.main = null;
|
|
var sender = window.sender = null;
|
|
|
|
window.onmessage = function(e) {
|
|
var msg = e.data;
|
|
if (msg.event && sender) {
|
|
sender._signal(msg.event, msg.data);
|
|
}
|
|
else if (msg.command) {
|
|
if (main[msg.command])
|
|
main[msg.command].apply(main, msg.args);
|
|
else if (window[msg.command])
|
|
window[msg.command].apply(window, msg.args);
|
|
else
|
|
throw new Error("Unknown command:" + msg.command);
|
|
}
|
|
else if (msg.init) {
|
|
window.initBaseUrls(msg.tlns);
|
|
sender = window.sender = window.initSender();
|
|
var clazz = require(msg.module)[msg.classname];
|
|
main = window.main = new clazz(sender);
|
|
}
|
|
};
|
|
})(this);
|
|
|
|
ace.define("ace/lib/oop",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
exports.inherits = function(ctor, superCtor) {
|
|
ctor.super_ = superCtor;
|
|
ctor.prototype = Object.create(superCtor.prototype, {
|
|
constructor: {
|
|
value: ctor,
|
|
enumerable: false,
|
|
writable: true,
|
|
configurable: true
|
|
}
|
|
});
|
|
};
|
|
|
|
exports.mixin = function(obj, mixin) {
|
|
for (var key in mixin) {
|
|
obj[key] = mixin[key];
|
|
}
|
|
return obj;
|
|
};
|
|
|
|
exports.implement = function(proto, mixin) {
|
|
exports.mixin(proto, mixin);
|
|
};
|
|
|
|
});
|
|
|
|
ace.define("ace/range",[], function(require, exports, module) {
|
|
"use strict";
|
|
var comparePoints = function(p1, p2) {
|
|
return p1.row - p2.row || p1.column - p2.column;
|
|
};
|
|
var Range = function(startRow, startColumn, endRow, endColumn) {
|
|
this.start = {
|
|
row: startRow,
|
|
column: startColumn
|
|
};
|
|
|
|
this.end = {
|
|
row: endRow,
|
|
column: endColumn
|
|
};
|
|
};
|
|
|
|
(function() {
|
|
this.isEqual = function(range) {
|
|
return this.start.row === range.start.row &&
|
|
this.end.row === range.end.row &&
|
|
this.start.column === range.start.column &&
|
|
this.end.column === range.end.column;
|
|
};
|
|
this.toString = function() {
|
|
return ("Range: [" + this.start.row + "/" + this.start.column +
|
|
"] -> [" + this.end.row + "/" + this.end.column + "]");
|
|
};
|
|
|
|
this.contains = function(row, column) {
|
|
return this.compare(row, column) == 0;
|
|
};
|
|
this.compareRange = function(range) {
|
|
var cmp,
|
|
end = range.end,
|
|
start = range.start;
|
|
|
|
cmp = this.compare(end.row, end.column);
|
|
if (cmp == 1) {
|
|
cmp = this.compare(start.row, start.column);
|
|
if (cmp == 1) {
|
|
return 2;
|
|
} else if (cmp == 0) {
|
|
return 1;
|
|
} else {
|
|
return 0;
|
|
}
|
|
} else if (cmp == -1) {
|
|
return -2;
|
|
} else {
|
|
cmp = this.compare(start.row, start.column);
|
|
if (cmp == -1) {
|
|
return -1;
|
|
} else if (cmp == 1) {
|
|
return 42;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
};
|
|
this.comparePoint = function(p) {
|
|
return this.compare(p.row, p.column);
|
|
};
|
|
this.containsRange = function(range) {
|
|
return this.comparePoint(range.start) == 0 && this.comparePoint(range.end) == 0;
|
|
};
|
|
this.intersects = function(range) {
|
|
var cmp = this.compareRange(range);
|
|
return (cmp == -1 || cmp == 0 || cmp == 1);
|
|
};
|
|
this.isEnd = function(row, column) {
|
|
return this.end.row == row && this.end.column == column;
|
|
};
|
|
this.isStart = function(row, column) {
|
|
return this.start.row == row && this.start.column == column;
|
|
};
|
|
this.setStart = function(row, column) {
|
|
if (typeof row == "object") {
|
|
this.start.column = row.column;
|
|
this.start.row = row.row;
|
|
} else {
|
|
this.start.row = row;
|
|
this.start.column = column;
|
|
}
|
|
};
|
|
this.setEnd = function(row, column) {
|
|
if (typeof row == "object") {
|
|
this.end.column = row.column;
|
|
this.end.row = row.row;
|
|
} else {
|
|
this.end.row = row;
|
|
this.end.column = column;
|
|
}
|
|
};
|
|
this.inside = function(row, column) {
|
|
if (this.compare(row, column) == 0) {
|
|
if (this.isEnd(row, column) || this.isStart(row, column)) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
this.insideStart = function(row, column) {
|
|
if (this.compare(row, column) == 0) {
|
|
if (this.isEnd(row, column)) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
this.insideEnd = function(row, column) {
|
|
if (this.compare(row, column) == 0) {
|
|
if (this.isStart(row, column)) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
this.compare = function(row, column) {
|
|
if (!this.isMultiLine()) {
|
|
if (row === this.start.row) {
|
|
return column < this.start.column ? -1 : (column > this.end.column ? 1 : 0);
|
|
}
|
|
}
|
|
|
|
if (row < this.start.row)
|
|
return -1;
|
|
|
|
if (row > this.end.row)
|
|
return 1;
|
|
|
|
if (this.start.row === row)
|
|
return column >= this.start.column ? 0 : -1;
|
|
|
|
if (this.end.row === row)
|
|
return column <= this.end.column ? 0 : 1;
|
|
|
|
return 0;
|
|
};
|
|
this.compareStart = function(row, column) {
|
|
if (this.start.row == row && this.start.column == column) {
|
|
return -1;
|
|
} else {
|
|
return this.compare(row, column);
|
|
}
|
|
};
|
|
this.compareEnd = function(row, column) {
|
|
if (this.end.row == row && this.end.column == column) {
|
|
return 1;
|
|
} else {
|
|
return this.compare(row, column);
|
|
}
|
|
};
|
|
this.compareInside = function(row, column) {
|
|
if (this.end.row == row && this.end.column == column) {
|
|
return 1;
|
|
} else if (this.start.row == row && this.start.column == column) {
|
|
return -1;
|
|
} else {
|
|
return this.compare(row, column);
|
|
}
|
|
};
|
|
this.clipRows = function(firstRow, lastRow) {
|
|
if (this.end.row > lastRow)
|
|
var end = {row: lastRow + 1, column: 0};
|
|
else if (this.end.row < firstRow)
|
|
var end = {row: firstRow, column: 0};
|
|
|
|
if (this.start.row > lastRow)
|
|
var start = {row: lastRow + 1, column: 0};
|
|
else if (this.start.row < firstRow)
|
|
var start = {row: firstRow, column: 0};
|
|
|
|
return Range.fromPoints(start || this.start, end || this.end);
|
|
};
|
|
this.extend = function(row, column) {
|
|
var cmp = this.compare(row, column);
|
|
|
|
if (cmp == 0)
|
|
return this;
|
|
else if (cmp == -1)
|
|
var start = {row: row, column: column};
|
|
else
|
|
var end = {row: row, column: column};
|
|
|
|
return Range.fromPoints(start || this.start, end || this.end);
|
|
};
|
|
|
|
this.isEmpty = function() {
|
|
return (this.start.row === this.end.row && this.start.column === this.end.column);
|
|
};
|
|
this.isMultiLine = function() {
|
|
return (this.start.row !== this.end.row);
|
|
};
|
|
this.clone = function() {
|
|
return Range.fromPoints(this.start, this.end);
|
|
};
|
|
this.collapseRows = function() {
|
|
if (this.end.column == 0)
|
|
return new Range(this.start.row, 0, Math.max(this.start.row, this.end.row-1), 0);
|
|
else
|
|
return new Range(this.start.row, 0, this.end.row, 0);
|
|
};
|
|
this.toScreenRange = function(session) {
|
|
var screenPosStart = session.documentToScreenPosition(this.start);
|
|
var screenPosEnd = session.documentToScreenPosition(this.end);
|
|
|
|
return new Range(
|
|
screenPosStart.row, screenPosStart.column,
|
|
screenPosEnd.row, screenPosEnd.column
|
|
);
|
|
};
|
|
this.moveBy = function(row, column) {
|
|
this.start.row += row;
|
|
this.start.column += column;
|
|
this.end.row += row;
|
|
this.end.column += column;
|
|
};
|
|
|
|
}).call(Range.prototype);
|
|
Range.fromPoints = function(start, end) {
|
|
return new Range(start.row, start.column, end.row, end.column);
|
|
};
|
|
Range.comparePoints = comparePoints;
|
|
|
|
Range.comparePoints = function(p1, p2) {
|
|
return p1.row - p2.row || p1.column - p2.column;
|
|
};
|
|
|
|
|
|
exports.Range = Range;
|
|
});
|
|
|
|
ace.define("ace/apply_delta",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
function throwDeltaError(delta, errorText){
|
|
console.log("Invalid Delta:", delta);
|
|
throw "Invalid Delta: " + errorText;
|
|
}
|
|
|
|
function positionInDocument(docLines, position) {
|
|
return position.row >= 0 && position.row < docLines.length &&
|
|
position.column >= 0 && position.column <= docLines[position.row].length;
|
|
}
|
|
|
|
function validateDelta(docLines, delta) {
|
|
if (delta.action != "insert" && delta.action != "remove")
|
|
throwDeltaError(delta, "delta.action must be 'insert' or 'remove'");
|
|
if (!(delta.lines instanceof Array))
|
|
throwDeltaError(delta, "delta.lines must be an Array");
|
|
if (!delta.start || !delta.end)
|
|
throwDeltaError(delta, "delta.start/end must be an present");
|
|
var start = delta.start;
|
|
if (!positionInDocument(docLines, delta.start))
|
|
throwDeltaError(delta, "delta.start must be contained in document");
|
|
var end = delta.end;
|
|
if (delta.action == "remove" && !positionInDocument(docLines, end))
|
|
throwDeltaError(delta, "delta.end must contained in document for 'remove' actions");
|
|
var numRangeRows = end.row - start.row;
|
|
var numRangeLastLineChars = (end.column - (numRangeRows == 0 ? start.column : 0));
|
|
if (numRangeRows != delta.lines.length - 1 || delta.lines[numRangeRows].length != numRangeLastLineChars)
|
|
throwDeltaError(delta, "delta.range must match delta lines");
|
|
}
|
|
|
|
exports.applyDelta = function(docLines, delta, doNotValidate) {
|
|
|
|
var row = delta.start.row;
|
|
var startColumn = delta.start.column;
|
|
var line = docLines[row] || "";
|
|
switch (delta.action) {
|
|
case "insert":
|
|
var lines = delta.lines;
|
|
if (lines.length === 1) {
|
|
docLines[row] = line.substring(0, startColumn) + delta.lines[0] + line.substring(startColumn);
|
|
} else {
|
|
var args = [row, 1].concat(delta.lines);
|
|
docLines.splice.apply(docLines, args);
|
|
docLines[row] = line.substring(0, startColumn) + docLines[row];
|
|
docLines[row + delta.lines.length - 1] += line.substring(startColumn);
|
|
}
|
|
break;
|
|
case "remove":
|
|
var endColumn = delta.end.column;
|
|
var endRow = delta.end.row;
|
|
if (row === endRow) {
|
|
docLines[row] = line.substring(0, startColumn) + line.substring(endColumn);
|
|
} else {
|
|
docLines.splice(
|
|
row, endRow - row + 1,
|
|
line.substring(0, startColumn) + docLines[endRow].substring(endColumn)
|
|
);
|
|
}
|
|
break;
|
|
}
|
|
};
|
|
});
|
|
|
|
ace.define("ace/lib/event_emitter",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
var EventEmitter = {};
|
|
var stopPropagation = function() { this.propagationStopped = true; };
|
|
var preventDefault = function() { this.defaultPrevented = true; };
|
|
|
|
EventEmitter._emit =
|
|
EventEmitter._dispatchEvent = function(eventName, e) {
|
|
this._eventRegistry || (this._eventRegistry = {});
|
|
this._defaultHandlers || (this._defaultHandlers = {});
|
|
|
|
var listeners = this._eventRegistry[eventName] || [];
|
|
var defaultHandler = this._defaultHandlers[eventName];
|
|
if (!listeners.length && !defaultHandler)
|
|
return;
|
|
|
|
if (typeof e != "object" || !e)
|
|
e = {};
|
|
|
|
if (!e.type)
|
|
e.type = eventName;
|
|
if (!e.stopPropagation)
|
|
e.stopPropagation = stopPropagation;
|
|
if (!e.preventDefault)
|
|
e.preventDefault = preventDefault;
|
|
|
|
listeners = listeners.slice();
|
|
for (var i=0; i<listeners.length; i++) {
|
|
listeners[i](e, this);
|
|
if (e.propagationStopped)
|
|
break;
|
|
}
|
|
|
|
if (defaultHandler && !e.defaultPrevented)
|
|
return defaultHandler(e, this);
|
|
};
|
|
|
|
|
|
EventEmitter._signal = function(eventName, e) {
|
|
var listeners = (this._eventRegistry || {})[eventName];
|
|
if (!listeners)
|
|
return;
|
|
listeners = listeners.slice();
|
|
for (var i=0; i<listeners.length; i++)
|
|
listeners[i](e, this);
|
|
};
|
|
|
|
EventEmitter.once = function(eventName, callback) {
|
|
var _self = this;
|
|
this.on(eventName, function newCallback() {
|
|
_self.off(eventName, newCallback);
|
|
callback.apply(null, arguments);
|
|
});
|
|
if (!callback) {
|
|
return new Promise(function(resolve) {
|
|
callback = resolve;
|
|
});
|
|
}
|
|
};
|
|
|
|
|
|
EventEmitter.setDefaultHandler = function(eventName, callback) {
|
|
var handlers = this._defaultHandlers;
|
|
if (!handlers)
|
|
handlers = this._defaultHandlers = {_disabled_: {}};
|
|
|
|
if (handlers[eventName]) {
|
|
var old = handlers[eventName];
|
|
var disabled = handlers._disabled_[eventName];
|
|
if (!disabled)
|
|
handlers._disabled_[eventName] = disabled = [];
|
|
disabled.push(old);
|
|
var i = disabled.indexOf(callback);
|
|
if (i != -1)
|
|
disabled.splice(i, 1);
|
|
}
|
|
handlers[eventName] = callback;
|
|
};
|
|
EventEmitter.removeDefaultHandler = function(eventName, callback) {
|
|
var handlers = this._defaultHandlers;
|
|
if (!handlers)
|
|
return;
|
|
var disabled = handlers._disabled_[eventName];
|
|
|
|
if (handlers[eventName] == callback) {
|
|
if (disabled)
|
|
this.setDefaultHandler(eventName, disabled.pop());
|
|
} else if (disabled) {
|
|
var i = disabled.indexOf(callback);
|
|
if (i != -1)
|
|
disabled.splice(i, 1);
|
|
}
|
|
};
|
|
|
|
EventEmitter.on =
|
|
EventEmitter.addEventListener = function(eventName, callback, capturing) {
|
|
this._eventRegistry = this._eventRegistry || {};
|
|
|
|
var listeners = this._eventRegistry[eventName];
|
|
if (!listeners)
|
|
listeners = this._eventRegistry[eventName] = [];
|
|
|
|
if (listeners.indexOf(callback) == -1)
|
|
listeners[capturing ? "unshift" : "push"](callback);
|
|
return callback;
|
|
};
|
|
|
|
EventEmitter.off =
|
|
EventEmitter.removeListener =
|
|
EventEmitter.removeEventListener = function(eventName, callback) {
|
|
this._eventRegistry = this._eventRegistry || {};
|
|
|
|
var listeners = this._eventRegistry[eventName];
|
|
if (!listeners)
|
|
return;
|
|
|
|
var index = listeners.indexOf(callback);
|
|
if (index !== -1)
|
|
listeners.splice(index, 1);
|
|
};
|
|
|
|
EventEmitter.removeAllListeners = function(eventName) {
|
|
if (!eventName) this._eventRegistry = this._defaultHandlers = undefined;
|
|
if (this._eventRegistry) this._eventRegistry[eventName] = undefined;
|
|
if (this._defaultHandlers) this._defaultHandlers[eventName] = undefined;
|
|
};
|
|
|
|
exports.EventEmitter = EventEmitter;
|
|
|
|
});
|
|
|
|
ace.define("ace/anchor",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
var oop = require("./lib/oop");
|
|
var EventEmitter = require("./lib/event_emitter").EventEmitter;
|
|
|
|
var Anchor = exports.Anchor = function(doc, row, column) {
|
|
this.$onChange = this.onChange.bind(this);
|
|
this.attach(doc);
|
|
|
|
if (typeof column == "undefined")
|
|
this.setPosition(row.row, row.column);
|
|
else
|
|
this.setPosition(row, column);
|
|
};
|
|
|
|
(function() {
|
|
|
|
oop.implement(this, EventEmitter);
|
|
this.getPosition = function() {
|
|
return this.$clipPositionToDocument(this.row, this.column);
|
|
};
|
|
this.getDocument = function() {
|
|
return this.document;
|
|
};
|
|
this.$insertRight = false;
|
|
this.onChange = function(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);
|
|
};
|
|
|
|
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 ($pointsInOrder(deltaEnd, point, !moveIfEqual)) {
|
|
return {
|
|
row: point.row + deltaRowShift,
|
|
column: point.column + (point.row == deltaEnd.row ? deltaColShift : 0)
|
|
};
|
|
}
|
|
|
|
return {
|
|
row: deltaStart.row,
|
|
column: deltaStart.column
|
|
};
|
|
}
|
|
this.setPosition = function(row, column, noClip) {
|
|
var pos;
|
|
if (noClip) {
|
|
pos = {
|
|
row: row,
|
|
column: column
|
|
};
|
|
} else {
|
|
pos = this.$clipPositionToDocument(row, column);
|
|
}
|
|
|
|
if (this.row == pos.row && this.column == pos.column)
|
|
return;
|
|
|
|
var old = {
|
|
row: this.row,
|
|
column: this.column
|
|
};
|
|
|
|
this.row = pos.row;
|
|
this.column = pos.column;
|
|
this._signal("change", {
|
|
old: old,
|
|
value: pos
|
|
});
|
|
};
|
|
this.detach = function() {
|
|
this.document.off("change", this.$onChange);
|
|
};
|
|
this.attach = function(doc) {
|
|
this.document = doc || this.document;
|
|
this.document.on("change", this.$onChange);
|
|
};
|
|
this.$clipPositionToDocument = function(row, column) {
|
|
var pos = {};
|
|
|
|
if (row >= this.document.getLength()) {
|
|
pos.row = Math.max(0, this.document.getLength() - 1);
|
|
pos.column = this.document.getLine(pos.row).length;
|
|
}
|
|
else if (row < 0) {
|
|
pos.row = 0;
|
|
pos.column = 0;
|
|
}
|
|
else {
|
|
pos.row = row;
|
|
pos.column = Math.min(this.document.getLine(pos.row).length, Math.max(0, column));
|
|
}
|
|
|
|
if (column < 0)
|
|
pos.column = 0;
|
|
|
|
return pos;
|
|
};
|
|
|
|
}).call(Anchor.prototype);
|
|
|
|
});
|
|
|
|
ace.define("ace/document",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
var oop = require("./lib/oop");
|
|
var applyDelta = require("./apply_delta").applyDelta;
|
|
var EventEmitter = require("./lib/event_emitter").EventEmitter;
|
|
var Range = require("./range").Range;
|
|
var Anchor = require("./anchor").Anchor;
|
|
|
|
var Document = function(textOrLines) {
|
|
this.$lines = [""];
|
|
if (textOrLines.length === 0) {
|
|
this.$lines = [""];
|
|
} else if (Array.isArray(textOrLines)) {
|
|
this.insertMergedLines({row: 0, column: 0}, textOrLines);
|
|
} else {
|
|
this.insert({row: 0, column:0}, textOrLines);
|
|
}
|
|
};
|
|
|
|
(function() {
|
|
|
|
oop.implement(this, EventEmitter);
|
|
this.setValue = function(text) {
|
|
var len = this.getLength() - 1;
|
|
this.remove(new Range(0, 0, len, this.getLine(len).length));
|
|
this.insert({row: 0, column: 0}, text);
|
|
};
|
|
this.getValue = function() {
|
|
return this.getAllLines().join(this.getNewLineCharacter());
|
|
};
|
|
this.createAnchor = function(row, column) {
|
|
return new Anchor(this, row, column);
|
|
};
|
|
if ("aaa".split(/a/).length === 0) {
|
|
this.$split = function(text) {
|
|
return text.replace(/\r\n|\r/g, "\n").split("\n");
|
|
};
|
|
} else {
|
|
this.$split = function(text) {
|
|
return text.split(/\r\n|\r|\n/);
|
|
};
|
|
}
|
|
|
|
|
|
this.$detectNewLine = function(text) {
|
|
var match = text.match(/^.*?(\r\n|\r|\n)/m);
|
|
this.$autoNewLine = match ? match[1] : "\n";
|
|
this._signal("changeNewLineMode");
|
|
};
|
|
this.getNewLineCharacter = function() {
|
|
switch (this.$newLineMode) {
|
|
case "windows":
|
|
return "\r\n";
|
|
case "unix":
|
|
return "\n";
|
|
default:
|
|
return this.$autoNewLine || "\n";
|
|
}
|
|
};
|
|
|
|
this.$autoNewLine = "";
|
|
this.$newLineMode = "auto";
|
|
this.setNewLineMode = function(newLineMode) {
|
|
if (this.$newLineMode === newLineMode)
|
|
return;
|
|
|
|
this.$newLineMode = newLineMode;
|
|
this._signal("changeNewLineMode");
|
|
};
|
|
this.getNewLineMode = function() {
|
|
return this.$newLineMode;
|
|
};
|
|
this.isNewLine = function(text) {
|
|
return (text == "\r\n" || text == "\r" || text == "\n");
|
|
};
|
|
this.getLine = function(row) {
|
|
return this.$lines[row] || "";
|
|
};
|
|
this.getLines = function(firstRow, lastRow) {
|
|
return this.$lines.slice(firstRow, lastRow + 1);
|
|
};
|
|
this.getAllLines = function() {
|
|
return this.getLines(0, this.getLength());
|
|
};
|
|
this.getLength = function() {
|
|
return this.$lines.length;
|
|
};
|
|
this.getTextRange = function(range) {
|
|
return this.getLinesForRange(range).join(this.getNewLineCharacter());
|
|
};
|
|
this.getLinesForRange = function(range) {
|
|
var lines;
|
|
if (range.start.row === range.end.row) {
|
|
lines = [this.getLine(range.start.row).substring(range.start.column, range.end.column)];
|
|
} else {
|
|
lines = this.getLines(range.start.row, range.end.row);
|
|
lines[0] = (lines[0] || "").substring(range.start.column);
|
|
var l = lines.length - 1;
|
|
if (range.end.row - range.start.row == l)
|
|
lines[l] = lines[l].substring(0, range.end.column);
|
|
}
|
|
return lines;
|
|
};
|
|
this.insertLines = function(row, lines) {
|
|
console.warn("Use of document.insertLines is deprecated. Use the insertFullLines method instead.");
|
|
return this.insertFullLines(row, lines);
|
|
};
|
|
this.removeLines = function(firstRow, lastRow) {
|
|
console.warn("Use of document.removeLines is deprecated. Use the removeFullLines method instead.");
|
|
return this.removeFullLines(firstRow, lastRow);
|
|
};
|
|
this.insertNewLine = function(position) {
|
|
console.warn("Use of document.insertNewLine is deprecated. Use insertMergedLines(position, ['', '']) instead.");
|
|
return this.insertMergedLines(position, ["", ""]);
|
|
};
|
|
this.insert = function(position, text) {
|
|
if (this.getLength() <= 1)
|
|
this.$detectNewLine(text);
|
|
|
|
return this.insertMergedLines(position, this.$split(text));
|
|
};
|
|
this.insertInLine = function(position, text) {
|
|
var start = this.clippedPos(position.row, position.column);
|
|
var end = this.pos(position.row, position.column + text.length);
|
|
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "insert",
|
|
lines: [text]
|
|
}, true);
|
|
|
|
return this.clonePos(end);
|
|
};
|
|
|
|
this.clippedPos = function(row, column) {
|
|
var length = this.getLength();
|
|
if (row === undefined) {
|
|
row = length;
|
|
} else if (row < 0) {
|
|
row = 0;
|
|
} else if (row >= length) {
|
|
row = length - 1;
|
|
column = undefined;
|
|
}
|
|
var line = this.getLine(row);
|
|
if (column == undefined)
|
|
column = line.length;
|
|
column = Math.min(Math.max(column, 0), line.length);
|
|
return {row: row, column: column};
|
|
};
|
|
|
|
this.clonePos = function(pos) {
|
|
return {row: pos.row, column: pos.column};
|
|
};
|
|
|
|
this.pos = function(row, column) {
|
|
return {row: row, column: column};
|
|
};
|
|
|
|
this.$clipPosition = function(position) {
|
|
var length = this.getLength();
|
|
if (position.row >= length) {
|
|
position.row = Math.max(0, length - 1);
|
|
position.column = this.getLine(length - 1).length;
|
|
} else {
|
|
position.row = Math.max(0, position.row);
|
|
position.column = Math.min(Math.max(position.column, 0), this.getLine(position.row).length);
|
|
}
|
|
return position;
|
|
};
|
|
this.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.$lines[row].length;
|
|
}
|
|
this.insertMergedLines({row: row, column: column}, lines);
|
|
};
|
|
this.insertMergedLines = function(position, lines) {
|
|
var start = this.clippedPos(position.row, position.column);
|
|
var end = {
|
|
row: start.row + lines.length - 1,
|
|
column: (lines.length == 1 ? start.column : 0) + lines[lines.length - 1].length
|
|
};
|
|
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "insert",
|
|
lines: lines
|
|
});
|
|
|
|
return this.clonePos(end);
|
|
};
|
|
this.remove = function(range) {
|
|
var start = this.clippedPos(range.start.row, range.start.column);
|
|
var end = this.clippedPos(range.end.row, range.end.column);
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "remove",
|
|
lines: this.getLinesForRange({start: start, end: end})
|
|
});
|
|
return this.clonePos(start);
|
|
};
|
|
this.removeInLine = function(row, startColumn, endColumn) {
|
|
var start = this.clippedPos(row, startColumn);
|
|
var end = this.clippedPos(row, endColumn);
|
|
|
|
this.applyDelta({
|
|
start: start,
|
|
end: end,
|
|
action: "remove",
|
|
lines: this.getLinesForRange({start: start, end: end})
|
|
}, true);
|
|
|
|
return this.clonePos(start);
|
|
};
|
|
this.removeFullLines = function(firstRow, lastRow) {
|
|
firstRow = Math.min(Math.max(0, firstRow), this.getLength() - 1);
|
|
lastRow = Math.min(Math.max(0, lastRow ), this.getLength() - 1);
|
|
var deleteFirstNewLine = lastRow == this.getLength() - 1 && firstRow > 0;
|
|
var deleteLastNewLine = lastRow < this.getLength() - 1;
|
|
var startRow = ( deleteFirstNewLine ? firstRow - 1 : firstRow );
|
|
var startCol = ( deleteFirstNewLine ? this.getLine(startRow).length : 0 );
|
|
var endRow = ( deleteLastNewLine ? lastRow + 1 : lastRow );
|
|
var endCol = ( deleteLastNewLine ? 0 : this.getLine(endRow).length );
|
|
var range = new Range(startRow, startCol, endRow, endCol);
|
|
var deletedLines = this.$lines.slice(firstRow, lastRow + 1);
|
|
|
|
this.applyDelta({
|
|
start: range.start,
|
|
end: range.end,
|
|
action: "remove",
|
|
lines: this.getLinesForRange(range)
|
|
});
|
|
return deletedLines;
|
|
};
|
|
this.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: ["", ""]
|
|
});
|
|
}
|
|
};
|
|
this.replace = function(range, text) {
|
|
if (!(range instanceof Range))
|
|
range = Range.fromPoints(range.start, range.end);
|
|
if (text.length === 0 && range.isEmpty())
|
|
return range.start;
|
|
if (text == this.getTextRange(range))
|
|
return range.end;
|
|
|
|
this.remove(range);
|
|
var end;
|
|
if (text) {
|
|
end = this.insert(range.start, text);
|
|
}
|
|
else {
|
|
end = range.start;
|
|
}
|
|
|
|
return end;
|
|
};
|
|
this.applyDeltas = function(deltas) {
|
|
for (var i=0; i<deltas.length; i++) {
|
|
this.applyDelta(deltas[i]);
|
|
}
|
|
};
|
|
this.revertDeltas = function(deltas) {
|
|
for (var i=deltas.length-1; i>=0; i--) {
|
|
this.revertDelta(deltas[i]);
|
|
}
|
|
};
|
|
this.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);
|
|
}
|
|
};
|
|
|
|
this.$safeApplyDelta = function(delta) {
|
|
var docLength = this.$lines.length;
|
|
if (
|
|
delta.action == "remove" && delta.start.row < docLength && delta.end.row < docLength
|
|
|| delta.action == "insert" && delta.start.row <= docLength
|
|
) {
|
|
this.applyDelta(delta);
|
|
}
|
|
};
|
|
|
|
this.$splitAndapplyLargeDelta = function(delta, MAX) {
|
|
var lines = delta.lines;
|
|
var l = lines.length - MAX + 1;
|
|
var row = delta.start.row;
|
|
var column = delta.start.column;
|
|
for (var from = 0, to = 0; from < l; from = to) {
|
|
to += MAX - 1;
|
|
var chunk = lines.slice(from, to);
|
|
chunk.push("");
|
|
this.applyDelta({
|
|
start: this.pos(row + from, column),
|
|
end: this.pos(row + to, column = 0),
|
|
action: delta.action,
|
|
lines: chunk
|
|
}, true);
|
|
}
|
|
delta.lines = lines.slice(from);
|
|
delta.start.row = row + from;
|
|
delta.start.column = column;
|
|
this.applyDelta(delta, true);
|
|
};
|
|
this.revertDelta = function(delta) {
|
|
this.$safeApplyDelta({
|
|
start: this.clonePos(delta.start),
|
|
end: this.clonePos(delta.end),
|
|
action: (delta.action == "insert" ? "remove" : "insert"),
|
|
lines: delta.lines.slice()
|
|
});
|
|
};
|
|
this.indexToPosition = function(index, startRow) {
|
|
var lines = this.$lines || this.getAllLines();
|
|
var newlineLength = this.getNewLineCharacter().length;
|
|
for (var i = startRow || 0, l = lines.length; i < l; i++) {
|
|
index -= lines[i].length + newlineLength;
|
|
if (index < 0)
|
|
return {row: i, column: index + lines[i].length + newlineLength};
|
|
}
|
|
return {row: l-1, column: index + lines[l-1].length + newlineLength};
|
|
};
|
|
this.positionToIndex = function(pos, startRow) {
|
|
var lines = this.$lines || this.getAllLines();
|
|
var newlineLength = this.getNewLineCharacter().length;
|
|
var index = 0;
|
|
var row = Math.min(pos.row, lines.length);
|
|
for (var i = startRow || 0; i < row; ++i)
|
|
index += lines[i].length + newlineLength;
|
|
|
|
return index + pos.column;
|
|
};
|
|
|
|
}).call(Document.prototype);
|
|
|
|
exports.Document = Document;
|
|
});
|
|
|
|
ace.define("ace/lib/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;
|
|
};
|
|
});
|
|
|
|
ace.define("ace/worker/mirror",[], function(require, exports, module) {
|
|
"use strict";
|
|
|
|
var Range = require("../range").Range;
|
|
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) {
|
|
if (Array.isArray(data[i+1])) {
|
|
var d = {action: "insert", start: data[i], lines: data[i+1]};
|
|
} else {
|
|
var d = {action: "remove", start: data[i], end: data[i+1]};
|
|
}
|
|
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);
|
|
|
|
});
|
|
|
|
ace.define("ace/mode/lua/luaparse",[], function(require, exports, module) {
|
|
|
|
(function (root, name, factory) {
|
|
factory(exports)
|
|
}(this, 'luaparse', function (exports) {
|
|
'use strict';
|
|
|
|
exports.version = '0.1.4';
|
|
|
|
var input, options, length;
|
|
var defaultOptions = exports.defaultOptions = {
|
|
wait: false
|
|
, comments: true
|
|
, scope: false
|
|
, locations: false
|
|
, ranges: false
|
|
};
|
|
|
|
var EOF = 1, StringLiteral = 2, Keyword = 4, Identifier = 8
|
|
, NumericLiteral = 16, Punctuator = 32, BooleanLiteral = 64
|
|
, NilLiteral = 128, VarargLiteral = 256;
|
|
|
|
exports.tokenTypes = { EOF: EOF, StringLiteral: StringLiteral
|
|
, Keyword: Keyword, Identifier: Identifier, NumericLiteral: NumericLiteral
|
|
, Punctuator: Punctuator, BooleanLiteral: BooleanLiteral
|
|
, NilLiteral: NilLiteral, VarargLiteral: VarargLiteral
|
|
};
|
|
|
|
var errors = exports.errors = {
|
|
unexpected: 'Unexpected %1 \'%2\' near \'%3\''
|
|
, expected: '\'%1\' expected near \'%2\''
|
|
, expectedToken: '%1 expected near \'%2\''
|
|
, unfinishedString: 'unfinished string near \'%1\''
|
|
, malformedNumber: 'malformed number near \'%1\''
|
|
};
|
|
|
|
var ast = exports.ast = {
|
|
labelStatement: function(label) {
|
|
return {
|
|
type: 'LabelStatement'
|
|
, label: label
|
|
};
|
|
}
|
|
|
|
, breakStatement: function() {
|
|
return {
|
|
type: 'BreakStatement'
|
|
};
|
|
}
|
|
|
|
, gotoStatement: function(label) {
|
|
return {
|
|
type: 'GotoStatement'
|
|
, label: label
|
|
};
|
|
}
|
|
|
|
, returnStatement: function(args) {
|
|
return {
|
|
type: 'ReturnStatement'
|
|
, 'arguments': args
|
|
};
|
|
}
|
|
|
|
, ifStatement: function(clauses) {
|
|
return {
|
|
type: 'IfStatement'
|
|
, clauses: clauses
|
|
};
|
|
}
|
|
, ifClause: function(condition, body) {
|
|
return {
|
|
type: 'IfClause'
|
|
, condition: condition
|
|
, body: body
|
|
};
|
|
}
|
|
, elseifClause: function(condition, body) {
|
|
return {
|
|
type: 'ElseifClause'
|
|
, condition: condition
|
|
, body: body
|
|
};
|
|
}
|
|
, elseClause: function(body) {
|
|
return {
|
|
type: 'ElseClause'
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, whileStatement: function(condition, body) {
|
|
return {
|
|
type: 'WhileStatement'
|
|
, condition: condition
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, doStatement: function(body) {
|
|
return {
|
|
type: 'DoStatement'
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, repeatStatement: function(condition, body) {
|
|
return {
|
|
type: 'RepeatStatement'
|
|
, condition: condition
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, localStatement: function(variables, init) {
|
|
return {
|
|
type: 'LocalStatement'
|
|
, variables: variables
|
|
, init: init
|
|
};
|
|
}
|
|
|
|
, assignmentStatement: function(variables, init) {
|
|
return {
|
|
type: 'AssignmentStatement'
|
|
, variables: variables
|
|
, init: init
|
|
};
|
|
}
|
|
|
|
, callStatement: function(expression) {
|
|
return {
|
|
type: 'CallStatement'
|
|
, expression: expression
|
|
};
|
|
}
|
|
|
|
, functionStatement: function(identifier, parameters, isLocal, body) {
|
|
return {
|
|
type: 'FunctionDeclaration'
|
|
, identifier: identifier
|
|
, isLocal: isLocal
|
|
, parameters: parameters
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, forNumericStatement: function(variable, start, end, step, body) {
|
|
return {
|
|
type: 'ForNumericStatement'
|
|
, variable: variable
|
|
, start: start
|
|
, end: end
|
|
, step: step
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, forGenericStatement: function(variables, iterators, body) {
|
|
return {
|
|
type: 'ForGenericStatement'
|
|
, variables: variables
|
|
, iterators: iterators
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, chunk: function(body) {
|
|
return {
|
|
type: 'Chunk'
|
|
, body: body
|
|
};
|
|
}
|
|
|
|
, identifier: function(name) {
|
|
return {
|
|
type: 'Identifier'
|
|
, name: name
|
|
};
|
|
}
|
|
|
|
, literal: function(type, value, raw) {
|
|
type = (type === StringLiteral) ? 'StringLiteral'
|
|
: (type === NumericLiteral) ? 'NumericLiteral'
|
|
: (type === BooleanLiteral) ? 'BooleanLiteral'
|
|
: (type === NilLiteral) ? 'NilLiteral'
|
|
: 'VarargLiteral';
|
|
|
|
return {
|
|
type: type
|
|
, value: value
|
|
, raw: raw
|
|
};
|
|
}
|
|
|
|
, tableKey: function(key, value) {
|
|
return {
|
|
type: 'TableKey'
|
|
, key: key
|
|
, value: value
|
|
};
|
|
}
|
|
, tableKeyString: function(key, value) {
|
|
return {
|
|
type: 'TableKeyString'
|
|
, key: key
|
|
, value: value
|
|
};
|
|
}
|
|
, tableValue: function(value) {
|
|
return {
|
|
type: 'TableValue'
|
|
, value: value
|
|
};
|
|
}
|
|
|
|
|
|
, tableConstructorExpression: function(fields) {
|
|
return {
|
|
type: 'TableConstructorExpression'
|
|
, fields: fields
|
|
};
|
|
}
|
|
, binaryExpression: function(operator, left, right) {
|
|
var type = ('and' === operator || 'or' === operator) ?
|
|
'LogicalExpression' :
|
|
'BinaryExpression';
|
|
|
|
return {
|
|
type: type
|
|
, operator: operator
|
|
, left: left
|
|
, right: right
|
|
};
|
|
}
|
|
, unaryExpression: function(operator, argument) {
|
|
return {
|
|
type: 'UnaryExpression'
|
|
, operator: operator
|
|
, argument: argument
|
|
};
|
|
}
|
|
, memberExpression: function(base, indexer, identifier) {
|
|
return {
|
|
type: 'MemberExpression'
|
|
, indexer: indexer
|
|
, identifier: identifier
|
|
, base: base
|
|
};
|
|
}
|
|
|
|
, indexExpression: function(base, index) {
|
|
return {
|
|
type: 'IndexExpression'
|
|
, base: base
|
|
, index: index
|
|
};
|
|
}
|
|
|
|
, callExpression: function(base, args) {
|
|
return {
|
|
type: 'CallExpression'
|
|
, base: base
|
|
, 'arguments': args
|
|
};
|
|
}
|
|
|
|
, tableCallExpression: function(base, args) {
|
|
return {
|
|
type: 'TableCallExpression'
|
|
, base: base
|
|
, 'arguments': args
|
|
};
|
|
}
|
|
|
|
, stringCallExpression: function(base, argument) {
|
|
return {
|
|
type: 'StringCallExpression'
|
|
, base: base
|
|
, argument: argument
|
|
};
|
|
}
|
|
|
|
, comment: function(value, raw) {
|
|
return {
|
|
type: 'Comment'
|
|
, value: value
|
|
, raw: raw
|
|
};
|
|
}
|
|
};
|
|
|
|
function finishNode(node) {
|
|
if (trackLocations) {
|
|
var location = locations.pop();
|
|
location.complete();
|
|
if (options.locations) node.loc = location.loc;
|
|
if (options.ranges) node.range = location.range;
|
|
}
|
|
return node;
|
|
}
|
|
|
|
var slice = Array.prototype.slice
|
|
, toString = Object.prototype.toString
|
|
, indexOf = function indexOf(array, element) {
|
|
for (var i = 0, length = array.length; i < length; i++) {
|
|
if (array[i] === element) return i;
|
|
}
|
|
return -1;
|
|
};
|
|
|
|
function indexOfObject(array, property, element) {
|
|
for (var i = 0, length = array.length; i < length; i++) {
|
|
if (array[i][property] === element) return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
function sprintf(format) {
|
|
var args = slice.call(arguments, 1);
|
|
format = format.replace(/%(\d)/g, function (match, index) {
|
|
return '' + args[index - 1] || '';
|
|
});
|
|
return format;
|
|
}
|
|
|
|
function extend() {
|
|
var args = slice.call(arguments)
|
|
, dest = {}
|
|
, src, prop;
|
|
|
|
for (var i = 0, length = args.length; i < length; i++) {
|
|
src = args[i];
|
|
for (prop in src) if (src.hasOwnProperty(prop)) {
|
|
dest[prop] = src[prop];
|
|
}
|
|
}
|
|
return dest;
|
|
}
|
|
|
|
function raise(token) {
|
|
var message = sprintf.apply(null, slice.call(arguments, 1))
|
|
, error, col;
|
|
|
|
if ('undefined' !== typeof token.line) {
|
|
col = token.range[0] - token.lineStart;
|
|
error = new SyntaxError(sprintf('[%1:%2] %3', token.line, col, message));
|
|
error.line = token.line;
|
|
error.index = token.range[0];
|
|
error.column = col;
|
|
} else {
|
|
col = index - lineStart + 1;
|
|
error = new SyntaxError(sprintf('[%1:%2] %3', line, col, message));
|
|
error.index = index;
|
|
error.line = line;
|
|
error.column = col;
|
|
}
|
|
throw error;
|
|
}
|
|
|
|
function raiseUnexpectedToken(type, token) {
|
|
raise(token, errors.expectedToken, type, token.value);
|
|
}
|
|
|
|
function unexpected(found, near) {
|
|
if ('undefined' === typeof near) near = lookahead.value;
|
|
if ('undefined' !== typeof found.type) {
|
|
var type;
|
|
switch (found.type) {
|
|
case StringLiteral: type = 'string'; break;
|
|
case Keyword: type = 'keyword'; break;
|
|
case Identifier: type = 'identifier'; break;
|
|
case NumericLiteral: type = 'number'; break;
|
|
case Punctuator: type = 'symbol'; break;
|
|
case BooleanLiteral: type = 'boolean'; break;
|
|
case NilLiteral:
|
|
return raise(found, errors.unexpected, 'symbol', 'nil', near);
|
|
}
|
|
return raise(found, errors.unexpected, type, found.value, near);
|
|
}
|
|
return raise(found, errors.unexpected, 'symbol', found, near);
|
|
}
|
|
|
|
var index
|
|
, token
|
|
, previousToken
|
|
, lookahead
|
|
, comments
|
|
, tokenStart
|
|
, line
|
|
, lineStart;
|
|
|
|
exports.lex = lex;
|
|
|
|
function lex() {
|
|
skipWhiteSpace();
|
|
while (45 === input.charCodeAt(index) &&
|
|
45 === input.charCodeAt(index + 1)) {
|
|
scanComment();
|
|
skipWhiteSpace();
|
|
}
|
|
if (index >= length) return {
|
|
type : EOF
|
|
, value: '<eof>'
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [index, index]
|
|
};
|
|
|
|
var charCode = input.charCodeAt(index)
|
|
, next = input.charCodeAt(index + 1);
|
|
tokenStart = index;
|
|
if (isIdentifierStart(charCode)) return scanIdentifierOrKeyword();
|
|
|
|
switch (charCode) {
|
|
case 39: case 34: // '"
|
|
return scanStringLiteral();
|
|
case 48: case 49: case 50: case 51: case 52: case 53:
|
|
case 54: case 55: case 56: case 57:
|
|
return scanNumericLiteral();
|
|
|
|
case 46: // .
|
|
if (isDecDigit(next)) return scanNumericLiteral();
|
|
if (46 === next) {
|
|
if (46 === input.charCodeAt(index + 2)) return scanVarargLiteral();
|
|
return scanPunctuator('..');
|
|
}
|
|
return scanPunctuator('.');
|
|
|
|
case 61: // =
|
|
if (61 === next) return scanPunctuator('==');
|
|
return scanPunctuator('=');
|
|
|
|
case 62: // >
|
|
if (61 === next) return scanPunctuator('>=');
|
|
return scanPunctuator('>');
|
|
|
|
case 60: // <
|
|
if (61 === next) return scanPunctuator('<=');
|
|
return scanPunctuator('<');
|
|
|
|
case 126: // ~
|
|
if (61 === next) return scanPunctuator('~=');
|
|
return scanPunctuator('~');
|
|
|
|
case 58: // :
|
|
if (58 === next) return scanPunctuator('::');
|
|
return scanPunctuator(':');
|
|
|
|
case 91: // [
|
|
if (91 === next || 61 === next) return scanLongStringLiteral();
|
|
return scanPunctuator('[');
|
|
case 42: case 47: case 94: case 37: case 44: case 123: case 125:
|
|
case 93: case 40: case 41: case 59: case 35: case 45: case 43: case 38: case 124:
|
|
return scanPunctuator(input.charAt(index));
|
|
}
|
|
|
|
return unexpected(input.charAt(index));
|
|
}
|
|
|
|
function skipWhiteSpace() {
|
|
while (index < length) {
|
|
var charCode = input.charCodeAt(index);
|
|
if (isWhiteSpace(charCode)) {
|
|
index++;
|
|
} else if (isLineTerminator(charCode)) {
|
|
line++;
|
|
lineStart = ++index;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
function scanIdentifierOrKeyword() {
|
|
var value, type;
|
|
while (isIdentifierPart(input.charCodeAt(++index)));
|
|
value = input.slice(tokenStart, index);
|
|
if (isKeyword(value)) {
|
|
type = Keyword;
|
|
} else if ('true' === value || 'false' === value) {
|
|
type = BooleanLiteral;
|
|
value = ('true' === value);
|
|
} else if ('nil' === value) {
|
|
type = NilLiteral;
|
|
value = null;
|
|
} else {
|
|
type = Identifier;
|
|
}
|
|
|
|
return {
|
|
type: type
|
|
, value: value
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function scanPunctuator(value) {
|
|
index += value.length;
|
|
return {
|
|
type: Punctuator
|
|
, value: value
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function scanVarargLiteral() {
|
|
index += 3;
|
|
return {
|
|
type: VarargLiteral
|
|
, value: '...'
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function scanStringLiteral() {
|
|
var delimiter = input.charCodeAt(index++)
|
|
, stringStart = index
|
|
, string = ''
|
|
, charCode;
|
|
|
|
while (index < length) {
|
|
charCode = input.charCodeAt(index++);
|
|
if (delimiter === charCode) break;
|
|
if (92 === charCode) { // \
|
|
string += input.slice(stringStart, index - 1) + readEscapeSequence();
|
|
stringStart = index;
|
|
}
|
|
else if (index >= length || isLineTerminator(charCode)) {
|
|
string += input.slice(stringStart, index - 1);
|
|
raise({}, errors.unfinishedString, string + String.fromCharCode(charCode));
|
|
}
|
|
}
|
|
string += input.slice(stringStart, index - 1);
|
|
|
|
return {
|
|
type: StringLiteral
|
|
, value: string
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function scanLongStringLiteral() {
|
|
var string = readLongString();
|
|
if (false === string) raise(token, errors.expected, '[', token.value);
|
|
|
|
return {
|
|
type: StringLiteral
|
|
, value: string
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function scanNumericLiteral() {
|
|
var character = input.charAt(index)
|
|
, next = input.charAt(index + 1);
|
|
|
|
var value = ('0' === character && 'xX'.indexOf(next || null) >= 0) ?
|
|
readHexLiteral() : readDecLiteral();
|
|
|
|
return {
|
|
type: NumericLiteral
|
|
, value: value
|
|
, line: line
|
|
, lineStart: lineStart
|
|
, range: [tokenStart, index]
|
|
};
|
|
}
|
|
|
|
function readHexLiteral() {
|
|
var fraction = 0 // defaults to 0 as it gets summed
|
|
, binaryExponent = 1 // defaults to 1 as it gets multiplied
|
|
, binarySign = 1 // positive
|
|
, digit, fractionStart, exponentStart, digitStart;
|
|
|
|
digitStart = index += 2; // Skip 0x part
|
|
if (!isHexDigit(input.charCodeAt(index)))
|
|
raise({}, errors.malformedNumber, input.slice(tokenStart, index));
|
|
|
|
while (isHexDigit(input.charCodeAt(index))) index++;
|
|
digit = parseInt(input.slice(digitStart, index), 16);
|
|
if ('.' === input.charAt(index)) {
|
|
fractionStart = ++index;
|
|
|
|
while (isHexDigit(input.charCodeAt(index))) index++;
|
|
fraction = input.slice(fractionStart, index);
|
|
fraction = (fractionStart === index) ? 0
|
|
: parseInt(fraction, 16) / Math.pow(16, index - fractionStart);
|
|
}
|
|
if ('pP'.indexOf(input.charAt(index) || null) >= 0) {
|
|
index++;
|
|
if ('+-'.indexOf(input.charAt(index) || null) >= 0)
|
|
binarySign = ('+' === input.charAt(index++)) ? 1 : -1;
|
|
|
|
exponentStart = index;
|
|
if (!isDecDigit(input.charCodeAt(index)))
|
|
raise({}, errors.malformedNumber, input.slice(tokenStart, index));
|
|
|
|
while (isDecDigit(input.charCodeAt(index))) index++;
|
|
binaryExponent = input.slice(exponentStart, index);
|
|
binaryExponent = Math.pow(2, binaryExponent * binarySign);
|
|
}
|
|
|
|
return (digit + fraction) * binaryExponent;
|
|
}
|
|
|
|
function readDecLiteral() {
|
|
while (isDecDigit(input.charCodeAt(index))) index++;
|
|
if ('.' === input.charAt(index)) {
|
|
index++;
|
|
while (isDecDigit(input.charCodeAt(index))) index++;
|
|
}
|
|
if ('eE'.indexOf(input.charAt(index) || null) >= 0) {
|
|
index++;
|
|
if ('+-'.indexOf(input.charAt(index) || null) >= 0) index++;
|
|
if (!isDecDigit(input.charCodeAt(index)))
|
|
raise({}, errors.malformedNumber, input.slice(tokenStart, index));
|
|
|
|
while (isDecDigit(input.charCodeAt(index))) index++;
|
|
}
|
|
|
|
return parseFloat(input.slice(tokenStart, index));
|
|
}
|
|
|
|
function readEscapeSequence() {
|
|
var sequenceStart = index;
|
|
switch (input.charAt(index)) {
|
|
case 'n': index++; return '\n';
|
|
case 'r': index++; return '\r';
|
|
case 't': index++; return '\t';
|
|
case 'v': index++; return '\x0B';
|
|
case 'b': index++; return '\b';
|
|
case 'f': index++; return '\f';
|
|
case 'z': index++; skipWhiteSpace(); return '';
|
|
case 'x':
|
|
if (isHexDigit(input.charCodeAt(index + 1)) &&
|
|
isHexDigit(input.charCodeAt(index + 2))) {
|
|
index += 3;
|
|
return '\\' + input.slice(sequenceStart, index);
|
|
}
|
|
return '\\' + input.charAt(index++);
|
|
default:
|
|
if (isDecDigit(input.charCodeAt(index))) {
|
|
while (isDecDigit(input.charCodeAt(++index)));
|
|
return '\\' + input.slice(sequenceStart, index);
|
|
}
|
|
return input.charAt(index++);
|
|
}
|
|
}
|
|
|
|
function scanComment() {
|
|
tokenStart = index;
|
|
index += 2; // --
|
|
|
|
var character = input.charAt(index)
|
|
, content = ''
|
|
, isLong = false
|
|
, commentStart = index
|
|
, lineStartComment = lineStart
|
|
, lineComment = line;
|
|
|
|
if ('[' === character) {
|
|
content = readLongString();
|
|
if (false === content) content = character;
|
|
else isLong = true;
|
|
}
|
|
if (!isLong) {
|
|
while (index < length) {
|
|
if (isLineTerminator(input.charCodeAt(index))) break;
|
|
index++;
|
|
}
|
|
if (options.comments) content = input.slice(commentStart, index);
|
|
}
|
|
|
|
if (options.comments) {
|
|
var node = ast.comment(content, input.slice(tokenStart, index));
|
|
if (options.locations) {
|
|
node.loc = {
|
|
start: { line: lineComment, column: tokenStart - lineStartComment }
|
|
, end: { line: line, column: index - lineStart }
|
|
};
|
|
}
|
|
if (options.ranges) {
|
|
node.range = [tokenStart, index];
|
|
}
|
|
comments.push(node);
|
|
}
|
|
}
|
|
|
|
function readLongString() {
|
|
var level = 0
|
|
, content = ''
|
|
, terminator = false
|
|
, character, stringStart;
|
|
|
|
index++; // [
|
|
while ('=' === input.charAt(index + level)) level++;
|
|
if ('[' !== input.charAt(index + level)) return false;
|
|
|
|
index += level + 1;
|
|
if (isLineTerminator(input.charCodeAt(index))) {
|
|
line++;
|
|
lineStart = index++;
|
|
}
|
|
|
|
stringStart = index;
|
|
while (index < length) {
|
|
character = input.charAt(index++);
|
|
if (isLineTerminator(character.charCodeAt(0))) {
|
|
line++;
|
|
lineStart = index;
|
|
}
|
|
if (']' === character) {
|
|
terminator = true;
|
|
for (var i = 0; i < level; i++) {
|
|
if ('=' !== input.charAt(index + i)) terminator = false;
|
|
}
|
|
if (']' !== input.charAt(index + level)) terminator = false;
|
|
}
|
|
if (terminator) break;
|
|
}
|
|
content += input.slice(stringStart, index - 1);
|
|
index += level + 1;
|
|
|
|
return content;
|
|
}
|
|
|
|
function next() {
|
|
previousToken = token;
|
|
token = lookahead;
|
|
lookahead = lex();
|
|
}
|
|
|
|
function consume(value) {
|
|
if (value === token.value) {
|
|
next();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function expect(value) {
|
|
if (value === token.value) next();
|
|
else raise(token, errors.expected, value, token.value);
|
|
}
|
|
|
|
function isWhiteSpace(charCode) {
|
|
return 9 === charCode || 32 === charCode || 0xB === charCode || 0xC === charCode;
|
|
}
|
|
|
|
function isLineTerminator(charCode) {
|
|
return 10 === charCode || 13 === charCode;
|
|
}
|
|
|
|
function isDecDigit(charCode) {
|
|
return charCode >= 48 && charCode <= 57;
|
|
}
|
|
|
|
function isHexDigit(charCode) {
|
|
return (charCode >= 48 && charCode <= 57) || (charCode >= 97 && charCode <= 102) || (charCode >= 65 && charCode <= 70);
|
|
}
|
|
|
|
function isIdentifierStart(charCode) {
|
|
return (charCode >= 65 && charCode <= 90) || (charCode >= 97 && charCode <= 122) || 95 === charCode;
|
|
}
|
|
|
|
function isIdentifierPart(charCode) {
|
|
return (charCode >= 65 && charCode <= 90) || (charCode >= 97 && charCode <= 122) || 95 === charCode || (charCode >= 48 && charCode <= 57);
|
|
}
|
|
|
|
function isKeyword(id) {
|
|
switch (id.length) {
|
|
case 2:
|
|
return 'do' === id || 'if' === id || 'in' === id || 'or' === id;
|
|
case 3:
|
|
return 'and' === id || 'end' === id || 'for' === id || 'not' === id;
|
|
case 4:
|
|
return 'else' === id || 'goto' === id || 'then' === id;
|
|
case 5:
|
|
return 'break' === id || 'local' === id || 'until' === id || 'while' === id;
|
|
case 6:
|
|
return 'elseif' === id || 'repeat' === id || 'return' === id;
|
|
case 8:
|
|
return 'function' === id;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function isUnary(token) {
|
|
if (Punctuator === token.type) return '#-~'.indexOf(token.value) >= 0;
|
|
if (Keyword === token.type) return 'not' === token.value;
|
|
return false;
|
|
}
|
|
function isCallExpression(expression) {
|
|
switch (expression.type) {
|
|
case 'CallExpression':
|
|
case 'TableCallExpression':
|
|
case 'StringCallExpression':
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function isBlockFollow(token) {
|
|
if (EOF === token.type) return true;
|
|
if (Keyword !== token.type) return false;
|
|
switch (token.value) {
|
|
case 'else': case 'elseif':
|
|
case 'end': case 'until':
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
var scopes
|
|
, scopeDepth
|
|
, globals;
|
|
function createScope() {
|
|
scopes.push(Array.apply(null, scopes[scopeDepth++]));
|
|
}
|
|
function exitScope() {
|
|
scopes.pop();
|
|
scopeDepth--;
|
|
}
|
|
function scopeIdentifierName(name) {
|
|
if (-1 !== indexOf(scopes[scopeDepth], name)) return;
|
|
scopes[scopeDepth].push(name);
|
|
}
|
|
function scopeIdentifier(node) {
|
|
scopeIdentifierName(node.name);
|
|
attachScope(node, true);
|
|
}
|
|
function attachScope(node, isLocal) {
|
|
if (!isLocal && -1 === indexOfObject(globals, 'name', node.name))
|
|
globals.push(node);
|
|
|
|
node.isLocal = isLocal;
|
|
}
|
|
function scopeHasName(name) {
|
|
return (-1 !== indexOf(scopes[scopeDepth], name));
|
|
}
|
|
|
|
var locations = []
|
|
, trackLocations;
|
|
|
|
function createLocationMarker() {
|
|
return new Marker(token);
|
|
}
|
|
|
|
function Marker(token) {
|
|
if (options.locations) {
|
|
this.loc = {
|
|
start: {
|
|
line: token.line
|
|
, column: token.range[0] - token.lineStart
|
|
}
|
|
, end: {
|
|
line: 0
|
|
, column: 0
|
|
}
|
|
};
|
|
}
|
|
if (options.ranges) this.range = [token.range[0], 0];
|
|
}
|
|
Marker.prototype.complete = function() {
|
|
if (options.locations) {
|
|
this.loc.end.line = previousToken.line;
|
|
this.loc.end.column = previousToken.range[1] - previousToken.lineStart;
|
|
}
|
|
if (options.ranges) {
|
|
this.range[1] = previousToken.range[1];
|
|
}
|
|
};
|
|
function markLocation() {
|
|
if (trackLocations) locations.push(createLocationMarker());
|
|
}
|
|
function pushLocation(marker) {
|
|
if (trackLocations) locations.push(marker);
|
|
}
|
|
|
|
function parseChunk() {
|
|
next();
|
|
markLocation();
|
|
var body = parseBlock();
|
|
if (EOF !== token.type) unexpected(token);
|
|
if (trackLocations && !body.length) previousToken = token;
|
|
return finishNode(ast.chunk(body));
|
|
}
|
|
|
|
function parseBlock(terminator) {
|
|
var block = []
|
|
, statement;
|
|
if (options.scope) createScope();
|
|
|
|
while (!isBlockFollow(token)) {
|
|
if ('return' === token.value) {
|
|
block.push(parseStatement());
|
|
break;
|
|
}
|
|
statement = parseStatement();
|
|
if (statement) block.push(statement);
|
|
}
|
|
|
|
if (options.scope) exitScope();
|
|
return block;
|
|
}
|
|
|
|
function parseStatement() {
|
|
markLocation();
|
|
if (Keyword === token.type) {
|
|
switch (token.value) {
|
|
case 'local': next(); return parseLocalStatement();
|
|
case 'if': next(); return parseIfStatement();
|
|
case 'return': next(); return parseReturnStatement();
|
|
case 'function': next();
|
|
var name = parseFunctionName();
|
|
return parseFunctionDeclaration(name);
|
|
case 'while': next(); return parseWhileStatement();
|
|
case 'for': next(); return parseForStatement();
|
|
case 'repeat': next(); return parseRepeatStatement();
|
|
case 'break': next(); return parseBreakStatement();
|
|
case 'do': next(); return parseDoStatement();
|
|
case 'goto': next(); return parseGotoStatement();
|
|
}
|
|
}
|
|
|
|
if (Punctuator === token.type) {
|
|
if (consume('::')) return parseLabelStatement();
|
|
}
|
|
if (trackLocations) locations.pop();
|
|
if (consume(';')) return;
|
|
|
|
return parseAssignmentOrCallStatement();
|
|
}
|
|
|
|
function parseLabelStatement() {
|
|
var name = token.value
|
|
, label = parseIdentifier();
|
|
|
|
if (options.scope) {
|
|
scopeIdentifierName('::' + name + '::');
|
|
attachScope(label, true);
|
|
}
|
|
|
|
expect('::');
|
|
return finishNode(ast.labelStatement(label));
|
|
}
|
|
|
|
function parseBreakStatement() {
|
|
return finishNode(ast.breakStatement());
|
|
}
|
|
|
|
function parseGotoStatement() {
|
|
var name = token.value
|
|
, label = parseIdentifier();
|
|
|
|
if (options.scope) label.isLabel = scopeHasName('::' + name + '::');
|
|
return finishNode(ast.gotoStatement(label));
|
|
}
|
|
|
|
function parseDoStatement() {
|
|
var body = parseBlock();
|
|
expect('end');
|
|
return finishNode(ast.doStatement(body));
|
|
}
|
|
|
|
function parseWhileStatement() {
|
|
var condition = parseExpectedExpression();
|
|
expect('do');
|
|
var body = parseBlock();
|
|
expect('end');
|
|
return finishNode(ast.whileStatement(condition, body));
|
|
}
|
|
|
|
function parseRepeatStatement() {
|
|
var body = parseBlock();
|
|
expect('until');
|
|
var condition = parseExpectedExpression();
|
|
return finishNode(ast.repeatStatement(condition, body));
|
|
}
|
|
|
|
function parseReturnStatement() {
|
|
var expressions = [];
|
|
|
|
if ('end' !== token.value) {
|
|
var expression = parseExpression();
|
|
if (null != expression) expressions.push(expression);
|
|
while (consume(',')) {
|
|
expression = parseExpectedExpression();
|
|
expressions.push(expression);
|
|
}
|
|
consume(';'); // grammar tells us ; is optional here.
|
|
}
|
|
return finishNode(ast.returnStatement(expressions));
|
|
}
|
|
|
|
function parseIfStatement() {
|
|
var clauses = []
|
|
, condition
|
|
, body
|
|
, marker;
|
|
if (trackLocations) {
|
|
marker = locations[locations.length - 1];
|
|
locations.push(marker);
|
|
}
|
|
condition = parseExpectedExpression();
|
|
expect('then');
|
|
body = parseBlock();
|
|
clauses.push(finishNode(ast.ifClause(condition, body)));
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
while (consume('elseif')) {
|
|
pushLocation(marker);
|
|
condition = parseExpectedExpression();
|
|
expect('then');
|
|
body = parseBlock();
|
|
clauses.push(finishNode(ast.elseifClause(condition, body)));
|
|
if (trackLocations) marker = createLocationMarker();
|
|
}
|
|
|
|
if (consume('else')) {
|
|
if (trackLocations) {
|
|
marker = new Marker(previousToken);
|
|
locations.push(marker);
|
|
}
|
|
body = parseBlock();
|
|
clauses.push(finishNode(ast.elseClause(body)));
|
|
}
|
|
|
|
expect('end');
|
|
return finishNode(ast.ifStatement(clauses));
|
|
}
|
|
|
|
function parseForStatement() {
|
|
var variable = parseIdentifier()
|
|
, body;
|
|
if (options.scope) scopeIdentifier(variable);
|
|
if (consume('=')) {
|
|
var start = parseExpectedExpression();
|
|
expect(',');
|
|
var end = parseExpectedExpression();
|
|
var step = consume(',') ? parseExpectedExpression() : null;
|
|
|
|
expect('do');
|
|
body = parseBlock();
|
|
expect('end');
|
|
|
|
return finishNode(ast.forNumericStatement(variable, start, end, step, body));
|
|
}
|
|
else {
|
|
var variables = [variable];
|
|
while (consume(',')) {
|
|
variable = parseIdentifier();
|
|
if (options.scope) scopeIdentifier(variable);
|
|
variables.push(variable);
|
|
}
|
|
expect('in');
|
|
var iterators = [];
|
|
do {
|
|
var expression = parseExpectedExpression();
|
|
iterators.push(expression);
|
|
} while (consume(','));
|
|
|
|
expect('do');
|
|
body = parseBlock();
|
|
expect('end');
|
|
|
|
return finishNode(ast.forGenericStatement(variables, iterators, body));
|
|
}
|
|
}
|
|
|
|
function parseLocalStatement() {
|
|
var name;
|
|
|
|
if (Identifier === token.type) {
|
|
var variables = []
|
|
, init = [];
|
|
|
|
do {
|
|
name = parseIdentifier();
|
|
|
|
variables.push(name);
|
|
} while (consume(','));
|
|
|
|
if (consume('=')) {
|
|
do {
|
|
var expression = parseExpectedExpression();
|
|
init.push(expression);
|
|
} while (consume(','));
|
|
}
|
|
if (options.scope) {
|
|
for (var i = 0, l = variables.length; i < l; i++) {
|
|
scopeIdentifier(variables[i]);
|
|
}
|
|
}
|
|
|
|
return finishNode(ast.localStatement(variables, init));
|
|
}
|
|
if (consume('function')) {
|
|
name = parseIdentifier();
|
|
if (options.scope) scopeIdentifier(name);
|
|
return parseFunctionDeclaration(name, true);
|
|
} else {
|
|
raiseUnexpectedToken('<name>', token);
|
|
}
|
|
}
|
|
|
|
function parseAssignmentOrCallStatement() {
|
|
var previous = token
|
|
, expression, marker;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
expression = parsePrefixExpression();
|
|
|
|
if (null == expression) return unexpected(token);
|
|
if (',='.indexOf(token.value) >= 0) {
|
|
var variables = [expression]
|
|
, init = []
|
|
, exp;
|
|
|
|
while (consume(',')) {
|
|
exp = parsePrefixExpression();
|
|
if (null == exp) raiseUnexpectedToken('<expression>', token);
|
|
variables.push(exp);
|
|
}
|
|
expect('=');
|
|
do {
|
|
exp = parseExpectedExpression();
|
|
init.push(exp);
|
|
} while (consume(','));
|
|
|
|
pushLocation(marker);
|
|
return finishNode(ast.assignmentStatement(variables, init));
|
|
}
|
|
if (isCallExpression(expression)) {
|
|
pushLocation(marker);
|
|
return finishNode(ast.callStatement(expression));
|
|
}
|
|
return unexpected(previous);
|
|
}
|
|
|
|
function parseIdentifier() {
|
|
markLocation();
|
|
var identifier = token.value;
|
|
if (Identifier !== token.type) raiseUnexpectedToken('<name>', token);
|
|
next();
|
|
return finishNode(ast.identifier(identifier));
|
|
}
|
|
|
|
function parseFunctionDeclaration(name, isLocal) {
|
|
var parameters = [];
|
|
expect('(');
|
|
if (!consume(')')) {
|
|
while (true) {
|
|
if (Identifier === token.type) {
|
|
var parameter = parseIdentifier();
|
|
if (options.scope) scopeIdentifier(parameter);
|
|
|
|
parameters.push(parameter);
|
|
|
|
if (consume(',')) continue;
|
|
else if (consume(')')) break;
|
|
}
|
|
else if (VarargLiteral === token.type) {
|
|
parameters.push(parsePrimaryExpression());
|
|
expect(')');
|
|
break;
|
|
} else {
|
|
raiseUnexpectedToken('<name> or \'...\'', token);
|
|
}
|
|
}
|
|
}
|
|
|
|
var body = parseBlock();
|
|
expect('end');
|
|
|
|
isLocal = isLocal || false;
|
|
return finishNode(ast.functionStatement(name, parameters, isLocal, body));
|
|
}
|
|
|
|
function parseFunctionName() {
|
|
var base, name, marker;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
base = parseIdentifier();
|
|
|
|
if (options.scope) attachScope(base, false);
|
|
|
|
while (consume('.')) {
|
|
pushLocation(marker);
|
|
name = parseIdentifier();
|
|
if (options.scope) attachScope(name, false);
|
|
base = finishNode(ast.memberExpression(base, '.', name));
|
|
}
|
|
|
|
if (consume(':')) {
|
|
pushLocation(marker);
|
|
name = parseIdentifier();
|
|
if (options.scope) attachScope(name, false);
|
|
base = finishNode(ast.memberExpression(base, ':', name));
|
|
}
|
|
|
|
return base;
|
|
}
|
|
|
|
function parseTableConstructor() {
|
|
var fields = []
|
|
, key, value;
|
|
|
|
while (true) {
|
|
markLocation();
|
|
if (Punctuator === token.type && consume('[')) {
|
|
key = parseExpectedExpression();
|
|
expect(']');
|
|
expect('=');
|
|
value = parseExpectedExpression();
|
|
fields.push(finishNode(ast.tableKey(key, value)));
|
|
} else if (Identifier === token.type) {
|
|
key = parseExpectedExpression();
|
|
if (consume('=')) {
|
|
value = parseExpectedExpression();
|
|
fields.push(finishNode(ast.tableKeyString(key, value)));
|
|
} else {
|
|
fields.push(finishNode(ast.tableValue(key)));
|
|
}
|
|
} else {
|
|
if (null == (value = parseExpression())) {
|
|
locations.pop();
|
|
break;
|
|
}
|
|
fields.push(finishNode(ast.tableValue(value)));
|
|
}
|
|
if (',;'.indexOf(token.value) >= 0) {
|
|
next();
|
|
continue;
|
|
}
|
|
if ('}' === token.value) break;
|
|
}
|
|
expect('}');
|
|
return finishNode(ast.tableConstructorExpression(fields));
|
|
}
|
|
|
|
function parseExpression() {
|
|
var expression = parseSubExpression(0);
|
|
return expression;
|
|
}
|
|
|
|
function parseExpectedExpression() {
|
|
var expression = parseExpression();
|
|
if (null == expression) raiseUnexpectedToken('<expression>', token);
|
|
else return expression;
|
|
}
|
|
|
|
function binaryPrecedence(operator) {
|
|
var charCode = operator.charCodeAt(0)
|
|
, length = operator.length;
|
|
|
|
if (1 === length) {
|
|
switch (charCode) {
|
|
case 94: return 10; // ^
|
|
case 42: case 47: case 37: return 7; // * / %
|
|
case 43: case 45: return 6; // + -
|
|
case 60: case 62: return 3; // < >
|
|
case 38: case 124: return 7; // & |
|
|
}
|
|
} else if (2 === length) {
|
|
switch (charCode) {
|
|
case 46: return 5; // ..
|
|
case 60: case 62: case 61: case 126: return 3; // <= >= == ~=
|
|
case 111: return 1; // or
|
|
}
|
|
} else if (97 === charCode && 'and' === operator) return 2;
|
|
return 0;
|
|
}
|
|
|
|
function parseSubExpression(minPrecedence) {
|
|
var operator = token.value
|
|
, expression, marker;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
if (isUnary(token)) {
|
|
markLocation();
|
|
next();
|
|
var argument = parseSubExpression(8);
|
|
if (argument == null) raiseUnexpectedToken('<expression>', token);
|
|
expression = finishNode(ast.unaryExpression(operator, argument));
|
|
}
|
|
if (null == expression) {
|
|
expression = parsePrimaryExpression();
|
|
if (null == expression) {
|
|
expression = parsePrefixExpression();
|
|
}
|
|
}
|
|
if (null == expression) return null;
|
|
|
|
var precedence;
|
|
while (true) {
|
|
operator = token.value;
|
|
|
|
precedence = (Punctuator === token.type || Keyword === token.type) ?
|
|
binaryPrecedence(operator) : 0;
|
|
|
|
if (precedence === 0 || precedence <= minPrecedence) break;
|
|
if ('^' === operator || '..' === operator) precedence--;
|
|
next();
|
|
var right = parseSubExpression(precedence);
|
|
if (null == right) raiseUnexpectedToken('<expression>', token);
|
|
if (trackLocations) locations.push(marker);
|
|
expression = finishNode(ast.binaryExpression(operator, expression, right));
|
|
|
|
}
|
|
return expression;
|
|
}
|
|
|
|
function parsePrefixExpression() {
|
|
var base, name, marker
|
|
, isLocal;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
if (Identifier === token.type) {
|
|
name = token.value;
|
|
base = parseIdentifier();
|
|
if (options.scope) attachScope(base, isLocal = scopeHasName(name));
|
|
} else if (consume('(')) {
|
|
base = parseExpectedExpression();
|
|
expect(')');
|
|
if (options.scope) isLocal = base.isLocal;
|
|
} else {
|
|
return null;
|
|
}
|
|
var expression, identifier;
|
|
while (true) {
|
|
if (Punctuator === token.type) {
|
|
switch (token.value) {
|
|
case '[':
|
|
pushLocation(marker);
|
|
next();
|
|
expression = parseExpectedExpression();
|
|
base = finishNode(ast.indexExpression(base, expression));
|
|
expect(']');
|
|
break;
|
|
case '.':
|
|
pushLocation(marker);
|
|
next();
|
|
identifier = parseIdentifier();
|
|
if (options.scope) attachScope(identifier, isLocal);
|
|
base = finishNode(ast.memberExpression(base, '.', identifier));
|
|
break;
|
|
case ':':
|
|
pushLocation(marker);
|
|
next();
|
|
identifier = parseIdentifier();
|
|
if (options.scope) attachScope(identifier, isLocal);
|
|
base = finishNode(ast.memberExpression(base, ':', identifier));
|
|
pushLocation(marker);
|
|
base = parseCallExpression(base);
|
|
break;
|
|
case '(': case '{': // args
|
|
pushLocation(marker);
|
|
base = parseCallExpression(base);
|
|
break;
|
|
default:
|
|
return base;
|
|
}
|
|
} else if (StringLiteral === token.type) {
|
|
pushLocation(marker);
|
|
base = parseCallExpression(base);
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
return base;
|
|
}
|
|
|
|
function parseCallExpression(base) {
|
|
if (Punctuator === token.type) {
|
|
switch (token.value) {
|
|
case '(':
|
|
next();
|
|
var expressions = [];
|
|
var expression = parseExpression();
|
|
if (null != expression) expressions.push(expression);
|
|
while (consume(',')) {
|
|
expression = parseExpectedExpression();
|
|
expressions.push(expression);
|
|
}
|
|
|
|
expect(')');
|
|
return finishNode(ast.callExpression(base, expressions));
|
|
|
|
case '{':
|
|
markLocation();
|
|
next();
|
|
var table = parseTableConstructor();
|
|
return finishNode(ast.tableCallExpression(base, table));
|
|
}
|
|
} else if (StringLiteral === token.type) {
|
|
return finishNode(ast.stringCallExpression(base, parsePrimaryExpression()));
|
|
}
|
|
|
|
raiseUnexpectedToken('function arguments', token);
|
|
}
|
|
|
|
function parsePrimaryExpression() {
|
|
var literals = StringLiteral | NumericLiteral | BooleanLiteral | NilLiteral | VarargLiteral
|
|
, value = token.value
|
|
, type = token.type
|
|
, marker;
|
|
|
|
if (trackLocations) marker = createLocationMarker();
|
|
|
|
if (type & literals) {
|
|
pushLocation(marker);
|
|
var raw = input.slice(token.range[0], token.range[1]);
|
|
next();
|
|
return finishNode(ast.literal(type, value, raw));
|
|
} else if (Keyword === type && 'function' === value) {
|
|
pushLocation(marker);
|
|
next();
|
|
return parseFunctionDeclaration(null);
|
|
} else if (consume('{')) {
|
|
pushLocation(marker);
|
|
return parseTableConstructor();
|
|
}
|
|
}
|
|
|
|
exports.parse = parse;
|
|
|
|
function parse(_input, _options) {
|
|
if ('undefined' === typeof _options && 'object' === typeof _input) {
|
|
_options = _input;
|
|
_input = undefined;
|
|
}
|
|
if (!_options) _options = {};
|
|
|
|
input = _input || '';
|
|
options = extend(defaultOptions, _options);
|
|
index = 0;
|
|
line = 1;
|
|
lineStart = 0;
|
|
length = input.length;
|
|
scopes = [[]];
|
|
scopeDepth = 0;
|
|
globals = [];
|
|
locations = [];
|
|
|
|
if (options.comments) comments = [];
|
|
if (!options.wait) return end();
|
|
return exports;
|
|
}
|
|
exports.write = write;
|
|
|
|
function write(_input) {
|
|
input += String(_input);
|
|
length = input.length;
|
|
return exports;
|
|
}
|
|
exports.end = end;
|
|
|
|
function end(_input) {
|
|
if ('undefined' !== typeof _input) write(_input);
|
|
|
|
length = input.length;
|
|
trackLocations = options.locations || options.ranges;
|
|
lookahead = lex();
|
|
|
|
var chunk = parseChunk();
|
|
if (options.comments) chunk.comments = comments;
|
|
if (options.scope) chunk.globals = globals;
|
|
|
|
if (locations.length > 0)
|
|
throw new Error('Location tracking failed. This is most likely a bug in luaparse');
|
|
|
|
return chunk;
|
|
}
|
|
|
|
}));
|
|
|
|
});
|
|
|
|
ace.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 SyntaxError) {
|
|
errors.push({
|
|
row: e.line - 1,
|
|
column: e.column,
|
|
text: e.message,
|
|
type: "error"
|
|
});
|
|
}
|
|
}
|
|
this.sender.emit("annotate", errors);
|
|
};
|
|
|
|
}).call(Worker.prototype);
|
|
|
|
});
|