fix!: imporve types

Author: chizukicn

index.d.ts

@@ -1,7 +1,9 @@
-export type MaybePromise<T = any> = Promise<Awaited<T>> | Awaited<T>
+export type MaybePromise<T = any> = PromiseLike<T> | T
 
 export type Fn<R = void, P extends any[] = any[]> = (...args: P) => R
 
+export type AsyncFn<R = void, P extends any[] = any[]> = (...args: P) => Promise<R>
+
 export type MaybeFunction<T, P extends any[] = any[]> = T | Fn<T, P>
 
 export type MaybeFn<T, P extends any[] = any[]> = MaybeFunction<T,P>
@@ -10,17 +12,17 @@ export type MaybeAsyncFunction<T, P extends any[] = any[],Promised extends boole
 
 export type MaybeArray<T> = T | T[]
 
-export type MaybeNumber<T = string> = T | number
+export type Numeric = number | BigInt
 
-export type Num = MaybeNumber<string>
+export type MaybeNumeric<T = string> = T | Numeric
 
 export type MaybeDate = Date | string | number
 
 export type MaybeRegex = RegExp | string
 
 export type MaybeFalsy = false | null | undefined | "" | 0 | void
 
-export type UnwrapPromise <T> = T extends Promise<infer U> ? U : T
+export type UnwrapPromise <T> = T extends PromiseLike<infer U> ? U : T
 
 export type UnwrapFunction <T> = T extends Fn<infer U> ? U : T
 

test/prime.test-d.ts

@@ -1,9 +1,9 @@
 import { expectTypeOf, it } from "vitest";
-import type { MaybeArray, MaybeDate, MaybeFalsy, MaybeNumber, MaybeRegex } from "..";
+import type { MaybeArray, MaybeDate, MaybeFalsy, MaybeNumeric, MaybeRegex } from "..";
 
 it("should typecheck prime", () => {
-  expectTypeOf<MaybeNumber>(1);
-  expectTypeOf<MaybeNumber>("1");
+  expectTypeOf<MaybeNumeric>(1);
+  expectTypeOf<MaybeNumeric>("1");
 
   expectTypeOf<MaybeRegex>(/\d+/);
   expectTypeOf<MaybeRegex>("\d+");

test/promise.test-d.ts

@@ -6,8 +6,6 @@ it("should typecheck MaybePromise", () => {
 
   expectTypeOf<MaybePromise<number>>(1);
 
-  expectTypeOf<MaybePromise<Promise<number>>>(1);
-
   expectTypeOf<UnwrapPromise<MaybePromise<number>>>(1);
 });