Revert "initial commit"

This reverts commit 2d23eba148.

lib/types/index.ts

@@ -0,0 +1,20 @@
+import { Composer, Middleware } from 'telegraf';
+
+export type Filter<T extends any[], F> = T extends []
+  ? []
+  : T extends [infer Head, ...infer Tail]
+  ? Head extends F
+    ? Filter<Tail, F>
+    : [Head, ...Filter<Tail, F>]
+  : [];
+
+export type OnlyFunctionPropertyNames<T> = {
+  [K in keyof T]: T[K] extends (...args: any[]) => any ? K : never;
+}[keyof T];
+
+type ParametersOrNever<T> = T extends (...args: any[]) => any ? Parameters<T> : never;
+
+export type ComposerMethodArgs<
+  T extends Composer<never>,
+  U extends OnlyFunctionPropertyNames<T> = OnlyFunctionPropertyNames<T>,
+> = Filter<ParametersOrNever<T[U]>, Middleware<never>>;