shell-config.js

/*
 * Copyright (C) 2018 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
*/

const isInBrowser = false;
if (typeof console == "undefined")
    console = {};

console.debug ??= (...args) => console.log("Debug:", ...args);
console.log ??= (...args) => print(args.join(" "));
console.warn ??= (...args) => console.log("Warn:", ...args);
console.error ??= (...args) => console.log("Error:", ...args); 
console.assert ??=  (condition, message) => {
    if (!condition)
        throw new Error(`Assertion failed: ${message}`);
};
console.trace ??= () => {
    const targetObject = {};
    Error.captureStackTrace(targetObject);
    console.log(targetObject.stack);
};

const isD8 = typeof Realm !== "undefined";
if (isD8)
    globalThis.readFile = read;
const isSpiderMonkey = typeof newGlobal !== "undefined";
if (isSpiderMonkey) {
    globalThis.readFile = readRelativeToScript;
    globalThis.arguments = scriptArgs;
}

if (typeof performance == "undefined")
    performance = {};

performance.mark ??= function(){};
performance.measure ??= function(){};