109 lines
2.9 KiB
TypeScript
109 lines
2.9 KiB
TypeScript
import {TypedEmitter, TypedEvents} from './emitter';
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import {JSONSanitize} from './objects.ts';
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export const CliEffects = {
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CLEAR: "\x1b[0m",
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BRIGHT: "\x1b[1m",
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DIM: "\x1b[2m",
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UNDERSCORE: "\x1b[4m",
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BLINK: "\x1b[5m",
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REVERSE: "\x1b[7m",
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HIDDEN: "\x1b[8m",
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}
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export const CliForeground = {
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BLACK: '\x1b[30m',
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RED: '\x1b[31m',
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GREEN: '\x1b[32m',
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YELLOW: '\x1b[33m',
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BLUE: '\x1b[34m',
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MAGENTA: '\x1b[35m',
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CYAN: '\x1b[36m',
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LIGHT_GREY: '\x1b[37m',
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GREY: '\x1b[90m',
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LIGHT_RED: '\x1b[91m',
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LIGHT_GREEN: '\x1b[92m',
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LIGHT_YELLOW: '\x1b[93m',
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LIGHT_BLUE: '\x1b[94m',
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LIGHT_MAGENTA: '\x1b[95m',
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LIGHT_CYAN: '\x1b[96m',
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WHITE: '\x1b[97m',
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}
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export const CliBackground = {
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BLACK: "\x1b[40m",
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RED: "\x1b[41m",
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GREEN: "\x1b[42m",
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YELLOW: "\x1b[43m",
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BLUE: "\x1b[44m",
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MAGENTA: "\x1b[45m",
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CYAN: "\x1b[46m",
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WHITE: "\x1b[47m",
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GREY: "\x1b[100m",
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}
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export enum LOG_LEVEL {
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ERROR = 0,
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WARN = 1,
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INFO = 2,
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LOG = 3,
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DEBUG = 4,
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}
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export type LoggerEvents = TypedEvents & {
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'ERROR': (...args: any[]) => any;
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'WARN': (...args: any[]) => any;
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'INFO': (...args: any[]) => any;
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'LOG': (...args: any[]) => any;
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'DEBUG': (...args: any[]) => any;
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};
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export class Logger extends TypedEmitter<LoggerEvents> {
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static LOG_LEVEL: LOG_LEVEL = LOG_LEVEL.DEBUG;
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constructor(public readonly namespace?: string) {
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super();
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}
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protected format(...text: any[]): string {
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const now = new Date();
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const timestamp = `${now.getFullYear()}-${now.getMonth() + 1}-${now.getDate()} ${now.getHours().toString().padStart(2, '0')}:${now.getMinutes().toString().padStart(2, '0')}:${now.getSeconds().toString().padStart(2, '0')}.${now.getMilliseconds().toString().padEnd(3, '0')}`;
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return `${timestamp}${this.namespace ? ` [${this.namespace}]` : ''} ${text.map(t => typeof t == 'string' ? t : JSONSanitize(t, 2)).join(' ')}`;
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}
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debug(...args: any[]) {
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if(Logger.LOG_LEVEL < LOG_LEVEL.DEBUG) return;
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const str = this.format(...args);
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Logger.emit(LOG_LEVEL.DEBUG, str);
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console.debug(CliForeground.LIGHT_GREY + str + CliEffects.CLEAR);
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}
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log(...args: any[]) {
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if(Logger.LOG_LEVEL < LOG_LEVEL.LOG) return;
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const str = this.format(...args);
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Logger.emit(LOG_LEVEL.LOG, str);
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console.log(CliEffects.CLEAR + str);
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}
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info(...args: any[]) {
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if(Logger.LOG_LEVEL < LOG_LEVEL.INFO) return;
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const str = this.format(...args);
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Logger.emit(LOG_LEVEL.INFO, str);
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console.info(CliForeground.BLUE + str + CliEffects.CLEAR);
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}
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warn(...args: any[]) {
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if(Logger.LOG_LEVEL < LOG_LEVEL.WARN) return;
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const str = this.format(...args);
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Logger.emit(LOG_LEVEL.WARN, str);
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console.warn(CliForeground.YELLOW + str + CliEffects.CLEAR);
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}
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error(...args: any[]) {
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if(Logger.LOG_LEVEL < LOG_LEVEL.ERROR) return;
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const str = this.format(...args);
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Logger.emit(LOG_LEVEL.ERROR, str);
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console.error(CliForeground.RED + str + CliEffects.CLEAR);
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}
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}
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