emailRe = /^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/

export isRequired = (value) ->
  return value if value? && value != ''
  throw new Error 'Required'

export isEmail = (value) ->
  return value unless value?
  return value.toLowerCase() if emailRe.test value
  throw new Error 'Enter a valid email'

export isPassword = (value) ->
  unless value?
    throw new Error 'Required'
  return value if value.length >= 6
  throw new Error 'Password must be atleast 6 characters long'