webpack/lib/logging/runtime.js

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Tobias Koppers @sokra
*/

"use strict";

const { SyncBailHook } = require("tapable");
const { Logger } = require("./Logger");
const createConsoleLogger = require("./createConsoleLogger");

/** @type {createConsoleLogger.LoggerOptions} */
const currentDefaultLoggerOptions = {
	level: "info",
	debug: false,
	console
};
let currentDefaultLogger = createConsoleLogger(currentDefaultLoggerOptions);

/**
 * @param {createConsoleLogger.LoggerOptions} options new options, merge with old options
 * @returns {void}
 */
module.exports.configureDefaultLogger = (options) => {
	Object.assign(currentDefaultLoggerOptions, options);
	currentDefaultLogger = createConsoleLogger(currentDefaultLoggerOptions);
};

/**
 * @param {string} name name of the logger
 * @returns {Logger} a logger
 */
module.exports.getLogger = (name) =>
	new Logger(
		(type, args) => {
			if (module.exports.hooks.log.call(name, type, args) === undefined) {
				currentDefaultLogger(name, type, args);
			}
		},
		(childName) => module.exports.getLogger(`${name}/${childName}`)
	);

module.exports.hooks = {
	log: new SyncBailHook(["origin", "type", "args"])
};