webpack/hot/log.js

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

var logLevel = "info";

function dummy() {}

function shouldLog(level) {
	var shouldLog =
		(logLevel === "info" && level === "info") ||
		(["info", "warning"].indexOf(logLevel) >= 0 && level === "warning") ||
		(["info", "warning", "error"].indexOf(logLevel) >= 0 && level === "error");
	return shouldLog;
}

function logGroup(logFn) {
	return function (level, msg) {
		if (shouldLog(level)) {
			logFn(msg);
		}
	};
}

module.exports = function (level, msg) {
	if (shouldLog(level)) {
		if (level === "info") {
			console.log(msg);
		} else if (level === "warning") {
			console.warn(msg);
		} else if (level === "error") {
			console.error(msg);
		}
	}
};

/* eslint-disable node/no-unsupported-features/node-builtins */
var group = console.group || dummy;
var groupCollapsed = console.groupCollapsed || dummy;
var groupEnd = console.groupEnd || dummy;
/* eslint-enable node/no-unsupported-features/node-builtins */

module.exports.group = logGroup(group);

module.exports.groupCollapsed = logGroup(groupCollapsed);

module.exports.groupEnd = logGroup(groupEnd);

module.exports.setLogLevel = function (level) {
	logLevel = level;
};

module.exports.formatError = function (err) {
	var message = err.message;
	var stack = err.stack;
	if (!stack) {
		return message;
	} else if (stack.indexOf(message) < 0) {
		return message + "\n" + stack;
	} else {
		return stack;
	}
};