fix: expose errors as export

ftp-srv.d.ts

@@ -41,7 +41,7 @@ export class FileSystem {
     getUniqueName(): string;
 }
 
-export class FtpConnection {
+export class FtpConnection extends EventEmitter {
 	server: FtpServer;
 	id: string;
 	log: any;
@@ -69,7 +69,7 @@ export interface FtpServerOptions {
 	log?: any
 }
 
-export class FtpServer {
+export class FtpServer extends EventEmitter {
     constructor(url: string, options?: FtpServerOptions);
 
     readonly isTLS: boolean;

ftp-srv.js

@@ -1,6 +1,8 @@
 const FtpSrv = require('./src');
 const FileSystem = require('./src/fs');
+const errors = require('./src/errors');
 
 module.exports = FtpSrv;
 module.exports.FtpSrv = FtpSrv;
 module.exports.FileSystem = FileSystem;
+module.exports.ftpErrors = errors;