String HTMLTextAreaElement::validationMessage() const
{
if (!willValidate())
return String();
if (customError())
return customValidationMessage();
if (valueMissing())
return validationMessageValueMissingText();
if (tooLong())
return validationMessageTooLongText(computeLengthForSubmission(value()), maxLength());
return String();
}
String HTMLTextAreaElement::validationMessage() const {
if (!willValidate())
return String();
if (customError())
return customValidationMessage();
if (valueMissing())
return locale().queryString(WebLocalizedString::ValidationValueMissing);
if (tooLong())
return locale().validationMessageTooLongText(value().length(), maxLength());
if (tooShort())
return locale().validationMessageTooShortText(value().length(),
minLength());
return String();
}
String InputType::validationMessage() const
{
String value = element().value();
// The order of the following checks is meaningful. e.g. We'd like to show the
// badInput message even if the control has other validation errors.
if (hasBadInput())
return badInputText();
if (valueMissing(value))
return valueMissingText();
if (typeMismatch())
return typeMismatchText();
if (patternMismatch(value))
return validationMessagePatternMismatchText();
if (element().tooLong())
return validationMessageTooLongText(numGraphemeClusters(value), element().maxLength());
if (!isSteppable())
return emptyString();
const Decimal numericValue = parseToNumberOrNaN(value);
if (!numericValue.isFinite())
return emptyString();
StepRange stepRange(createStepRange(RejectAny));
if (numericValue < stepRange.minimum())
return validationMessageRangeUnderflowText(serialize(stepRange.minimum()));
if (numericValue > stepRange.maximum())
return validationMessageRangeOverflowText(serialize(stepRange.maximum()));
if (stepRange.stepMismatch(numericValue)) {
const String stepString = stepRange.hasStep() ? serializeForNumberType(stepRange.step() / stepRange.stepScaleFactor()) : emptyString();
return validationMessageStepMismatchText(serialize(stepRange.stepBase()), stepString);
}
return emptyString();
}
bool HTMLTextAreaElement::isValidValue(const String& candidate) const
{
return !valueMissing(candidate) && !tooLong(candidate, IgnoreDirtyFlag);
}
bool HTMLTextAreaElement::valueMissing() const
{
return willValidate() && valueMissing(value());
}
bool FormAssociatedElement::valid() const
{
bool someError = typeMismatch() || stepMismatch() || rangeUnderflow() || rangeOverflow()
|| tooLong() || patternMismatch() || valueMissing() || hasBadInput() || customError();
return !someError;
}
bool HTMLTextAreaElement::valueMissing() const {
// We should not call value() for performance.
return willValidate() && valueMissing(nullptr);
}
bool ValidityState::valid() const
{
bool someError = typeMismatch() || stepMismatch() || rangeUnderflow() || rangeOverflow()
|| tooLong() || patternMismatch() || valueMissing() || customError();
return !someError;
}