import type { Address } from 'abitype'

export type ErrorType<name extends string = 'Error'> = Error & { name: name }

export const getContractAddress = (address: Address) => address

/**
 * Returns the URL with any embedded basic-auth credentials stripped, so
 * error messages and logs don't leak secrets when an RPC URL like
 * `https://user:pass@host` is used.
 */
export const getUrl = (url: string) => {
  try {
    const parsed = new URL(url)
    if (!parsed.username && !parsed.password) return url
    parsed.username = ''
    parsed.password = ''
    return parsed.toString()
  } catch {
    return url
  }
}