import { Token, Type } from '../lib/token.js'

export function dateDecoder (obj) {
  if (typeof obj !== 'string') {
    throw new Error('expected string for tag 1')
  }
  return new Date(obj)
}

export function dateEncoder (obj) {
  if (!(obj instanceof Date)) {
    throw new Error('expected Date for "Date" encoder')
  }
  return [
    new Token(Type.tag, 0),
    new Token(Type.string, obj.toISOString().replace(/\.000Z$/, 'Z'))
  ]
}