reafctor(): remove unused code & add exports

lib/helpers/create-update-decorator.helper.ts

@@ -1,7 +1,7 @@
 import { SetMetadata } from '@nestjs/common';
 import { UpdateMethodArgs, UpdateMethods } from '../telegraf.types';
 import { UPDATE_LISTENER_METADATA } from '../telegraf.constants';
-import { ListenerMetadata } from '../interfaces/listener-metadata.interface';
+import { ListenerMetadata } from '../interfaces';
 
 export function createUpdateDecorator<Method extends UpdateMethods>(
   method: Method,

lib/helpers/index.ts

@@ -0,0 +1 @@
+export * from './create-update-decorator.helper';

lib/index.ts

@@ -1,3 +1,5 @@
 export * from './decorators';
 export * from './interfaces';
+export * from './helpers';
 export * from './telegraf.module';
+export * from './telegraf.types';

lib/interfaces/index.ts

@@ -1 +1,2 @@
 export * from './telegraf-options.interface';
+export * from './listener-metadata.interface';

lib/telegraf.constants.ts

@@ -1,4 +1,3 @@
-export const STAGE_MIDDLEWARE = 'StageMiddleware';
 export const TELEGRAF_MODULE_OPTIONS = 'TELEGRAF_MODULE_OPTIONS';
 
 export const UPDATE_METADATA = 'UPDATE_METADATA';

lib/telegraf.providers.ts

@@ -1,5 +1,5 @@
 import { Provider } from '@nestjs/common';
-import { session, Telegraf } from 'telegraf';
+import { Telegraf } from 'telegraf';
 import { TELEGRAF_MODULE_OPTIONS } from './telegraf.constants';
 import { TelegrafModuleOptions } from './interfaces';
 

lib/telegraf.types.ts

@@ -16,9 +16,6 @@ export type UpdateMethodArgs<T extends UpdateMethods> = Filter<
   Parameters<Composer<never>[T]>,
   Middleware<any>
 >;
-// type Test0 = Filter<[['foo', 'bar', 'booz'], ...Middleware<any>[]], Middleware<any>>;
-// type Test1 = UpdateMethodArgs<'on'>;
-// type Test2 = Parameters<Composer<never>['on']>;
 
 export type TelegrafOption = ConstructorParameters<typeof Telegraf>[1];
 export type TelegrafLaunchOption = Parameters<Telegraf['launch']>[0];