2024-01-01 14:58:21 -05:00
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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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2020-07-19 13:49:44 -04:00
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2024-01-26 17:46:46 -05:00
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import { primordials } from "ext:core/mod.js";
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import { op_bootstrap_log_level } from "ext:core/ops";
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const {
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Promise,
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SafeArrayIterator,
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} = primordials;
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// WARNING: Keep this in sync with Rust (search for LogLevel)
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const LogLevel = {
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Error: 1,
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Warn: 2,
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Info: 3,
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Debug: 4,
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};
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const logSource = "JS";
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let logLevel_ = null;
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function logLevel() {
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if (logLevel_ === null) {
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logLevel_ = op_bootstrap_log_level() || 3;
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}
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return logLevel_;
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}
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function log(...args) {
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if (logLevel() >= LogLevel.Debug) {
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// if we destructure `console` off `globalThis` too early, we don't bind to
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// the right console, therefore we don't log anything out.
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globalThis.console.error(
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`DEBUG ${logSource} -`,
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...new SafeArrayIterator(args),
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);
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}
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}
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function createResolvable() {
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let resolve;
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let reject;
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const promise = new Promise((res, rej) => {
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resolve = res;
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reject = rej;
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});
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promise.resolve = resolve;
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promise.reject = reject;
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return promise;
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}
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function writable(value) {
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return {
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value,
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writable: true,
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enumerable: true,
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configurable: true,
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};
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}
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function nonEnumerable(value) {
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return {
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value,
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writable: true,
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enumerable: false,
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configurable: true,
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};
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}
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function readOnly(value) {
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return {
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value,
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enumerable: true,
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writable: false,
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configurable: true,
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};
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}
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function getterOnly(getter) {
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return {
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get: getter,
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set() {},
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enumerable: true,
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configurable: true,
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};
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}
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2023-11-12 23:52:59 -05:00
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export { createResolvable, getterOnly, log, nonEnumerable, readOnly, writable };
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