function (arg) {
  var result
  switch (arg) {
    case 'on':
      result = arg
      break
    case 'once':
      result = arg
      break
    case 'class':
      result = arg
      break
    case 'style':
      result = arg
      break
    case 'enter':
      result = arg
      break
    case 'leave':
      result = arg
      break
    case 'animate':
      result = arg
      break
    case 'parent':
      result = arg
      break
    default:
      console.warn('[in-view] argument ${arg} undefined')
  }
  return result
}
function (arg) {
  var result
  switch (arg) {
    case 'on':
      result = arg
      break
    case 'once':
      result = arg
      break
    case 'class':
      result = arg
      break
    case 'style':
      result = arg
      break
    case 'enter':
      result = arg
      break
    case 'leave':
      result = arg
      break
    case 'animate':
      result = arg
      break
    case 'parent':
      result = arg
      break
    default:
      console.warn('[in-view] argument ${arg} undefined')
  }
  return result
}
function ( arg ) { var result switch ( arg ) { case 'on' : result = arg break case 'once' : result = arg break case 'class' : result = arg break case 'style' : result = arg break case 'enter' : result = arg break case 'leave' : result = arg break case 'animate' : result = arg break case 'parent' : result = arg break default : console . warn ( '[in-view] argument ${arg} undefined' ) } return result }
(arg → string)
return string
- check and get argument
( arg → string ) return string - check and get argument