83 lines
1.6 KiB
JavaScript
83 lines
1.6 KiB
JavaScript
"use strict";
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import a from './Ansi.mjs';
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const LOG_LEVELS = {
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DEBUG: 0,
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INFO: 1,
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LOG: 2,
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WARN: 4,
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ERROR: 8,
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NONE: 2048
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};
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/**
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* Provides a simple logging utility. Depends on Ansi.mjs, and originated in my
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* personal project woppleblox (which may or may not actually get finished).
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*/
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class Log {
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constructor() {
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this.start = new Date();
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this.level = LOG_LEVELS.DEBUG;
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this.datetime_relative = false;
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}
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debug(...message) {
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if(this.level > LOG_LEVELS.DEBUG) return;
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this.__do_log("debug", ...message);
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}
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info(...message) {
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if(this.level > LOG_LEVELS.INFO) return;
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this.__do_log("info", ...message);
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}
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log(...message) {
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if(this.level > LOG_LEVELS.LOG) return;
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this.__do_log("log", ...message);
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}
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warn(...message) {
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if(this.level > LOG_LEVELS.WARN) return;
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this.__do_log("warn", ...message);
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}
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error(...message) {
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if(this.level > LOG_LEVELS.ERROR) return;
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this.__do_log("error", ...message);
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}
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__do_log(level, ...message) {
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let part = `[ ${level} ]`;
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switch(level) {
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case "debug":
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part = a.locol + part;
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message.push(a.reset);
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break;
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case "warn":
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part = a.fyellow + a.hicol + part;
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message.push(a.reset);
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break;
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case "error":
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part = a.fred + a.hicol + part;
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message.push(a.reset);
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break;
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}
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let date = this.datetime_relative ? ((new Date() - this.start) / 1000).toFixed(3) : (new Date()).toISOString();
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message.unshift(`${part}`);
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message.unshift(`${a.locol}[ ${date} ]${a.reset}`);
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console.error(...message);
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}
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}
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// You won't normally need these
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export { LOG_LEVELS };
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export default new Log();
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