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LibWeb: Return input range default value when invalid value

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Bastiaan van der Plaat 2024-01-18 20:19:31 +01:00 • committed by Andreas Kling
parent c45ba50349
commit ad07397c2d
1 changed files with 13 additions and 0 deletions
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13
Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
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@ -371,6 +371,19 @@ String HTMLInputElement::value() const
return get_attribute(AttributeNames::value).value_or(String {});
}
// https://html.spec.whatwg.org/multipage/input.html#range-state-(type=range):attr-input-value
if (type_state() == TypeAttributeState::Range) {
// https://html.spec.whatwg.org/multipage/input.html#concept-input-value-default-range
double minimum = *min();
double maximum = *max();
double default_value = minimum + (maximum - minimum) / 2;
if (maximum < minimum)
default_value = minimum;
if (!parse_floating_point_number(m_value).has_value())
return MUST(String::number(default_value));
}
// https://html.spec.whatwg.org/multipage/input.html#dom-input-value-value
// Return the current value of the element.
return m_value;