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Make logger output configurable 

init_logging can now optionally be called with an object containing
custom handlers for log messages.

This allows clients to use their own logging frameworks instead of log
messages always just being written to the console.
This commit is contained in:
Jesper Alf Dam 2016-11-25 10:11:54 +01:00 committed by Jesper Alf Dam
parent ceb8ef4ec1
commit fe034b04f7
1 changed files with 19 additions and 9 deletions
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28
core/util/logging.js
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@ -17,18 +17,28 @@ let Info = () => {};
let Warn = () => {};
let Error = () => {};
export function init_logging(level) {
if (typeof level === 'undefined') {
level = _log_level;
} else {
_log_level = level;
export function init_logging(param) {
Debug = Info = Warn = Error = () => {};
let has_custom_logger = false;
switch (typeof param) {
case 'string':
_log_level = param;
break;
case 'object':
let has_custom_logger = true;
if ('level' in param) {
_log_level = param.level;
}
if ('debug' in param) { Debug = param.debug; }
if ('info' in param) { Info = param.info; }
if ('warn' in param) { Warn = param.warn; }
if ('error' in param) { Error = param.error; }
break;
}
Debug = Info = Warn = Error = () => {};
if (typeof window.console !== "undefined") {
if (!has_custom_logger && typeof window.console !== "undefined") {
/* eslint-disable no-console, no-fallthrough */
switch (level) {
switch (_log_level) {
case 'debug':
Debug = console.debug.bind(window.console);
case 'info':