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(() => {
  // --- Custom Styles ---
  const STYLE_ID = 'compare-diff-style-2';
  if (!document.getElementById(STYLE_ID)) {
    const style = document.createElement('style');
    style.id = STYLE_ID;
    style.textContent = `
      .diff-yellow {
        background: rgba(255, 255, 150, 0.8) !important;
      }

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const array1: number[] = [1, 2, 3]
const array2: boolean[] = [false, true]
const array3 = array1.flatMap(a => array2.map(b => [a, b] as const))
/*
type: (readonly [number, boolean])[]
value:
[
  [ 1, false ],
  [ 1, true ],
  [ 2, false ],

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export class SensitiveParameter<T> {
  private readonly value: T
  private readonly masked: string

  constructor (value: T, masked: string = '***') {
    this.value = value
    this.masked = masked
  }

  /**

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const waitDOMContentLoaded = async () => {
  await new Promise((resolve) => {
    window.addEventListener('DOMContentLoaded', () => {
      resolve()
    })
  })
}

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const waitLoaded = async () => {
  await new Promise((resolve) => {
    window.addEventListener('load', () => {
      resolve()
    })
  })
}

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const sleep = async (ms) => {
  return await new Promise(resolve => setTimeout(resolve, ms))
}

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import { useMemo } from 'react'
import { useLocation } from 'react-router-dom'

/**
 * @see https://v5.reactrouter.com/web/example/query-parameters
 */
export const useQueryParams = (): URLSearchParams => {
  const { search } = useLocation()
  return useMemo(() => new URLSearchParams(search), [search])
}

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((function () {
  const backup = localStorage.getItem('backup')
  const { data } = JSON.parse(backup)
  const searchParams = new URLSearchParams(data)
  const params = Object.fromEntries(searchParams)
  console.log(params)
})()
 

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const sleep = async (ms: number): Promise<void> => {
  return await new Promise(resolve => setTimeout(resolve, ms))
}

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function getRandomNumber (
  min: number,
  max: number
): number {
  min = Math.ceil(min)
  max = Math.floor(max)
  return Math.floor(Math.random() * (max - min)) + min
}