A inheritable and subscribable logger util.
Script này sẽ không được không được cài đặt trực tiếp. Nó là một thư viện cho các script khác để bao gồm các chỉ thị meta
// @require https://update.greasyfork.org/scripts/441386/1027348/CKLogger.js
// ==UserScript==
// @name CKLogger
// @namespace ckylin-script-lib-logger
// @version 1.0
// @match http://*
// @match https://*
// @author CKylinMC
// @license GPLv3 License
// @grant none
// ==/UserScript==
(function(){
if(typeof(this.unsafeWindow)==='undefined'){
unsafeWindow = window;
}
class Logger{
static getStack(){
return new Error().stack.substr(7);
}
constructor(loggerName='LOG', parent=null){
this.name = loggerName;
this.parent = parent;
this.visible = this.parent?null:true;
this.serviceProvider = console;
this.subscribers = [];
}
trigger(opt){
this.subscribers.filter(subscriber=>{
if(!this.isVisible() || !opt.visible){
if(subscriber.onlyVisible)return false;
}
if(opt.fromSub){
if(!subscriber.includeSubLoggers)return false;
}
return subscriber.levels.includes(opt.level);
}).forEach(subscriber=>{
try{
subscriber.onlog(opt.level,opt.name,...opt.args);
}catch(e){}
});
if(this.parent){
opt.fromSub = true;
this.parent.trigger(opt);
}
}
subscribe(options){
const opt = Object.assign({
onlyVisible: false,
includeSubLoggers: true,
levels: ['log','info','error','warn','debug'],
onlog: (level,namespace,...args)=>{}
},options);
this.subscribers.push(opt);
return opt;
}
unsubscribe(obj){
if(this.subscribers.includes(obj)){
return this.subscribers.splice(this.subscribers.indexOf(obj),1);
} return null;
}
isVisible(){
if(this.visible===null){
if(this.parent&&this.parent.isVisible){
return this.parent.isVisible();
} else return true;
}
return this.visible;
}
setVisible(yes=true){
this.visible = yes;
}
getSubLogger(subName=null){
return new Logger(subName, this);
}
getName(){
return `${this.parent?this.parent.getName()+'/':''}${this.name}`;
}
getFormattedName(){
return `[${this.getName()}]`
}
sendLogs(subMethod,...contents){
this.trigger({
level: 'raw',
fromSub: false,
visible: this.isVisible(),
name: this.getName(),
args: contents
});
if(this.isVisible()){
if(this.serviceProvider.hasOwnProperty(subMethod)){
this.serviceProvider[subMethod](...contents);
return true;
}
}
return false;
}
log(...args){
this.trigger({
level: 'log',
fromSub: false,
visible: this.isVisible(),
name: this.getName(),
args: args
});
return this.sendLogs('log',this.getFormattedName(),...args);
}
info(...args){
this.trigger({
level: 'info',
fromSub: false,
visible: this.isVisible(),
name: this.getName(),
args: args
});
return this.sendLogs('info',this.getFormattedName(),...args);
}
warn(...args){
this.trigger({
level: 'warn',
fromSub: false,
visible: this.isVisible(),
name: this.getName(),
args: args
});
const stacks = '\nTrace:\n'+Logger.getStack().split('\n').splice(2).join('\n');
return this.sendLogs('warn',this.getFormattedName(),...args,stacks);
}
error(...args){
this.trigger({
level: 'error',
fromSub: false,
visible: this.isVisible(),
name: this.getName(),
args: args
});
const stacks = '\nTrace:\n'+Logger.getStack().split('\n').splice(2).join('\n');
return this.sendLogs('error',this.getFormattedName(),...args,stacks);
}
debug(...args){
this.trigger({
level: 'debug',
fromSub: false,
visible: this.isVisible(),
name: this.getName(),
args: args
});
const stacks = '\nTrace:\n'+Logger.getStack().split('\n').splice(2).join('\n');
return this.sendLogs('debug',this.getFormattedName(),...args,stacks);
}
send(methodName,...args){
this.trigger({
level: methodName,
fromSub: false,
visible: this.isVisible(),
name: this.getName(),
args: args
});
return this.sendLogs(methodName,this.getFormattedName(),...args);
}
}
unsafeWindow.Logger=Logger;
unsafeWindow.logger=new Logger;
})();