// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license. import { core, primordials } from "ext:core/mod.js"; const ops = core.ops; const { Promise, SafeArrayIterator, } = primordials; // WARNING: Keep this in sync with Rust (search for LogLevel) const LogLevel = { Error: 1, Warn: 2, Info: 3, Debug: 4, }; const logSource = "JS"; let logLevel_ = null; function logLevel() { if (logLevel_ === null) { logLevel_ = ops.op_bootstrap_log_level() || 3; } return logLevel_; } function log(...args) { if (logLevel() >= LogLevel.Debug) { // if we destructure `console` off `globalThis` too early, we don't bind to // the right console, therefore we don't log anything out. globalThis.console.error( `DEBUG ${logSource} -`, ...new SafeArrayIterator(args), ); } } function createResolvable() { let resolve; let reject; const promise = new Promise((res, rej) => { resolve = res; reject = rej; }); promise.resolve = resolve; promise.reject = reject; return promise; } function writable(value) { return { value, writable: true, enumerable: true, configurable: true, }; } function nonEnumerable(value) { return { value, writable: true, enumerable: false, configurable: true, }; } function readOnly(value) { return { value, enumerable: true, writable: false, configurable: true, }; } function getterOnly(getter) { return { get: getter, set() {}, enumerable: true, configurable: true, }; } export { createResolvable, getterOnly, log, nonEnumerable, readOnly, writable };