@lifi/widget/src/utils/item.ts

LI.FI Widget for cross-chain bridging and swapping. It will drive your multi-chain strategy and attract new users from everywhere.

import type { AllowDeny } from '../types/widget.js'

export const isItemAllowed = <T>(itemId: T, items?: AllowDeny<T>) => {
  if (items?.allow?.length) {
    return items.allow.includes(itemId)
  }
  return !items?.deny?.includes(itemId)
}