jsx/lib/js/rt/bootstrap.js

a faster, safer, easier JavaScript

/**
 * extends the class
 */
function $__jsx_extend(derivations, base) {
	var ctor = function () {};
	ctor.prototype = base.prototype;
	var proto = new ctor();
	for (var i in derivations) {
		derivations[i].prototype = proto;
	}
}

/**
 * copies the implementations from source interface to target
 */
function $__jsx_merge_interface(target, source) {
	for (var k in source.prototype)
		if (source.prototype.hasOwnProperty(k))
			target.prototype[k] = source.prototype[k];
}

/**
 * defers the initialization of the property
 */
function $__jsx_lazy_init(obj, prop, func) {
	function reset(obj, prop, value) {
		delete obj[prop];
		obj[prop] = value;
		return value;
	}

	Object.defineProperty(obj, prop, {
		get: function () {
			return reset(obj, prop, func());
		},
		set: function (v) {
			reset(obj, prop, v);
		},
		enumerable: true,
		configurable: true
	});
}

var $__jsx_imul = Math.imul;
if (typeof $__jsx_imul === "undefined") {
	$__jsx_imul = function (a, b) {
		var ah  = (a >>> 16) & 0xffff;
		var al = a & 0xffff;
		var bh  = (b >>> 16) & 0xffff;
		var bl = b & 0xffff;
		return ((al * bl) + (((ah * bl + al * bh) << 16) >>> 0)|0);
	};
}

/**
 * fused int-ops with side-effects
 */
function $__jsx_ipadd(o, p, r) {
	return o[p] = (o[p] + r) | 0;
}
function $__jsx_ipsub(o, p, r) {
	return o[p] = (o[p] - r) | 0;
}
function $__jsx_ipmul(o, p, r) {
	return o[p] = $__jsx_imul(o[p], r);
}
function $__jsx_ipdiv(o, p, r) {
	return o[p] = (o[p] / r) | 0;
}
function $__jsx_ipmod(o, p, r) {
	return o[p] = (o[p] % r) | 0;
}
function $__jsx_ippostinc(o, p) {
	var v = o[p];
	o[p] = (v + 1) | 0;
	return v;
}
function $__jsx_ippostdec(o, p) {
	var v = o[p];
	o[p] = (v - 1) | 0;
	return v;
}

/**
 * non-inlined version of Array#each
 */
function $__jsx_forEach(o, f) {
	var l = o.length;
	for (var i = 0; i < l; ++i)
		f(o[i]);
}

/*
 * global functions, renamed to avoid conflict with local variable names
 */
var $__jsx_parseInt = parseInt;
var $__jsx_parseFloat = parseFloat;
function $__jsx_isNaN(n) { return n !== n; }
var $__jsx_isFinite = isFinite;

var $__jsx_encodeURIComponent = encodeURIComponent;
var $__jsx_decodeURIComponent = decodeURIComponent;
var $__jsx_encodeURI = encodeURI;
var $__jsx_decodeURI = decodeURI;

var $__jsx_ObjectToString = Object.prototype.toString;
var $__jsx_ObjectHasOwnProperty = Object.prototype.hasOwnProperty;

/*
 * profiler object, initialized afterwards
 */
function $__jsx_profiler() {
}

/*
 * public interface to JSX code
 */
JSX.require = function (path) {
	var m = $__jsx_classMap[path];
	return m !== undefined ? m : null;
};

JSX.profilerIsRunning = function () {
	return $__jsx_profiler.getResults != null;
};

JSX.getProfileResults = function () {
	return ($__jsx_profiler.getResults || function () { return {}; })();
};

JSX.postProfileResults = function (url, cb) {
	if ($__jsx_profiler.postResults == null)
		throw new Error("profiler has not been turned on");
	return $__jsx_profiler.postResults(url, cb);
};

JSX.resetProfileResults = function () {
	if ($__jsx_profiler.resetResults == null)
		throw new Error("profiler has not been turned on");
	return $__jsx_profiler.resetResults();
};