DarkAng3L

/**
* A TypeScript type alias called `Prettify`.
* It takes a type as its argument and returns a new type that has the same properties as the original type, 
* but the properties are not intersected. This means that the new type is easier to read and understand.
* See more: https://www.totaltypescript.com/concepts/the-prettify-helper
*/
type Prettify<T> = {
	[K in keyof T]: T[K];
} & {};

DarkAng3L

import { useQuery, queryOptions, QueryClient } from '@tanstack/react-query'

type Todo = {
    id: number
}
declare function fetchTodos(filters?: string): Promise<Array<Todo>>
declare function fetchTodo(id: number): Promise<Array<Todo>>

const queryClient = new QueryClient()

DarkAng3L

// Types for the result object with discriminated union
type Success<T> = [null, T];
type Failure<E> = [E, null];
type Result<T, E = Error> = Success<T> | Failure<E>;

export async function tryCatch<T, E extends Error = Error>(
  promise: Promise<T>
): Promise<Result<T, E> {
  try {
    const result = await promise;

DarkAng3L

/* 
*   Kevin Powell
*   https://youtu.be/2lyDv0wOQuQ
*   https://youtu.be/cCAtD_BAHNw 
*/

*, *::before, *::after {
  box-sizing: border-box; /* Switch to border-box for box-sizing. */
}