export class Logger {
private context: string;
constructor(context: string) {
this.context = context;
}
private log(level: string, message: string, data?: any): void {
// MCP servers should log to stderr
console.error(JSON.stringify({
timestamp: new Date().toISOString(),
level,
context: this.context,
message,
...(data && { data })
}));
}
info(message: string, data?: any): void {
this.log('info', message, data);
}
error(message: string, data?: any): void {
this.log('error', message, data);
}
warn(message: string, data?: any): void {
this.log('warn', message, data);
}
debug(message: string, data?: any): void {
if (process.env.DEBUG) {
this.log('debug', message, data);
}
}
}
export const logger = new Logger('things-mcp');
