import modes from '../constants/modes'
import { Mode } from '../types'

export default function getMode (data: string): Mode {
  switch (true) {
    case /^[0-9]*$/.test(data):
      return modes.numeric
    case /^[0-9A-Z $%*+\-./:]*$/.test(data):
      return modes.alphanumeric
    default:
      return modes.byte
  }
}