Проблемы с валидацией формы

var setNotice = function (checkResult) { 
  checkResult.forEach(function (arrElement) { 
    var field = arrElement.field; 
    var notice = arrElement.notice; 
    field.setCustomValidity(notice); 
  }); 
}; 
var getNotice = function (element) { 
  var validity = element.validity; 
  var notices = []; 
  if (validity.valueMissing === true) { 
    notices.push('This field is must being filled'); 
  } 
  if (validity.typeMismatch === true) { 
    notices.push('Input correct ' + element.type + '!'); 
  } 
  if (validity.tooShort === true) { 
    notices.push('Input value is too short. Minimum length is ' + element.minLength + ' characters!'); 
  } 
  if (validity.tooLong === true) { 
    notices.push('Input value is too long. Minimum length is ' + element.maxLength + ' characters!'); 
  } 
  // if (validity.stepMismatch === true) { } 
  if (validity.rangeUnderflow === true) { 
    notices.push('Input value is too small. Minimum value is ' + element.min + ' roubles!'); 
  } 
  if (validity.rangeOverflow === true) { 
    notices.push('Input value is too great. Maximum value is ' + element.max + ' roubles!'); 
  } 
  if (validity.patternMismatch === true) { 
    notices.push('Input value mismatch with pattern!'); 
  } 
  // if (validity.customError === true) { } 
  // if (validity.badInput === true) { } 
  return notices.join('; '); 
}; 
var checkValidity = function (elements) { 
  var checkResult = []; 
  for (var i = 0; i < elements.length; ++i) { 
    if (elements[i].validity.valid) { 
      continue; 
    } 
    checkResult.push({ 
      field: elements[i], 
      notice: getNotice(elements[i]) 
    }); 
  } 
  return checkResult; 
}; 
var isValid = function (checkResult) { 
  return (Object.keys(checkResult).length === 0) ? true : false; 
}; 
var onSendFormClicked = function (evt) { 
  var elementsInput = getFormInputs(); 
  var checkResult = checkValidity(elementsInput); 
  if (isValid(checkResult)) { 
    showSuccessSendInfo(); 
    evt.preventDefault(); 
    evt.stopPropagation(); 
  } else { 
    setNotice(checkResult); 
  } 
};