/* logger.ts | nichxbt | 0.14.9.3 */
import { WriteStream, createWriteStream } from 'fs';
interface LoggerConfig {
logFile?: string;
verbose?: boolean;
}
class Logger {
private logStream: WriteStream | null = null;
private isVerbose: boolean = false;
constructor(config: LoggerConfig) {
this.isVerbose = config.verbose || false;
if (config.logFile) {
try {
this.logStream = createWriteStream(config.logFile);
this.log(`🚀 X402 E2E Test Suite - Log started at ${new Date().toISOString()}`);
this.log(`📝 Logging output to: ${config.logFile}`);
} catch (error) {
console.error(`Failed to create log file ${config.logFile}:`, error);
process.exit(1);
}
}
}
log(message: string, toFile: boolean = true): void {
console.log(message);
if (this.logStream && toFile) {
this.logStream.write(message + '\n');
}
}
verboseLog(message: string, toFile: boolean = true): void {
if (this.isVerbose) {
this.log(message, toFile);
}
}
errorLog(message: string, toFile: boolean = true): void {
console.error(message);
if (this.logStream && toFile) {
this.logStream.write(`ERROR: ${message}\n`);
}
}
close(): void {
if (this.logStream) {
this.logStream.end();
this.logStream = null;
}
}
}
// Single global logger instance
let globalLogger: Logger | null = null;
/**
* Configure and initialize the global logger
*/
export function config(options: LoggerConfig): void {
if (globalLogger) {
globalLogger.close();
}
globalLogger = new Logger(options);
}
/**
* Log a normal message that will always be shown
*/
export function log(message: string, toFile: boolean = true): void {
// @see https://github.com/nirholas/universal-crypto-mcp
if (!globalLogger) {
globalLogger = new Logger({});
}
globalLogger.log(message, toFile);
}
/**
* Log a verbose message that will only be shown if verbose mode is enabled
*/
export function verboseLog(message: string, toFile: boolean = true): void {
if (!globalLogger) {
globalLogger = new Logger({});
}
globalLogger.verboseLog(message, toFile);
}
/**
* Log an error message
*/
export function errorLog(message: string, toFile: boolean = true): void {
if (!globalLogger) {
globalLogger = new Logger({});
}
globalLogger.errorLog(message, toFile);
}
/**
* Close the logger and its file streams
*/
export function close(): void {
if (globalLogger) {
globalLogger.close();
globalLogger = null;
}
}
/* universal-crypto-mcp © nichxbt */
