a simple golang error returner like helper function in javascript https://www.npmjs.com/package/promise-like-go

golang-like-error-helper.ts

// executeAsync is golang like function that returns [result,err] pair.
export async function executeAsync<T>(fn: () => Promise<T>): Promise<[T | null, any]> {
  try {
    const result = await fn();
    return [result, null];
  } catch (error) {
    return [null, error];
  }
}

// e.g. usage
// get supabase get posts table
const [post, error] = await executeAsync(async () =>
  supabase.from('posts').select('*').eq('id', 1)
);