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AK+LibWeb: Implement Variant equality operator

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And make use of it for CSS StyleValues.
This commit is contained in:
kleines Filmröllchen 2023-02-07 21:10:15 +01:00 • committed by Sam Atkins
parent 7dc874104b
commit d00a6ca11f
2 changed files with 12 additions and 31 deletions
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34
Userland/Libraries/LibWeb/CSS/StyleValue.cpp
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@ -1331,25 +1331,6 @@ static bool operator==(Filter::HueRotate const& a, Filter::HueRotate const& b)
return a.angle == b.angle;
}
static bool variant_equals(auto const& a, auto const& b)
{
return a.visit([&](auto const& held_value) {
using HeldType = AK::Detail::Decay<decltype(held_value)>;
bool other_holds_same_type = b.template has<HeldType>();
return other_holds_same_type && held_value == b.template get<HeldType>();
});
}
static bool operator==(Filter::HueRotate::AngleOrZero const& a, Filter::HueRotate::AngleOrZero const& b)
{
return variant_equals(a, b);
}
static bool operator==(FilterFunction const& a, FilterFunction const& b)
{
return variant_equals(a, b);
}
bool FilterValueListStyleValue::equals(StyleValue const& other) const
{
if (type() != other.type())
@ -1867,15 +1848,6 @@ ErrorOr<String> LinearGradientStyleValue::to_string() const
return builder.to_string();
}
static bool operator==(LinearGradientStyleValue::GradientDirection const& a, LinearGradientStyleValue::GradientDirection const& b)
{
if (a.has<SideOrCorner>() && b.has<SideOrCorner>())
return a.get<SideOrCorner>() == b.get<SideOrCorner>();
if (a.has<Angle>() && b.has<Angle>())
return a.get<Angle>() == b.get<Angle>();
return false;
}
static bool operator==(EdgeRect const& a, EdgeRect const& b)
{
return a.top_edge == b.top_edge && a.right_edge == b.right_edge && a.bottom_edge == b.bottom_edge && a.left_edge == b.left_edge;
@ -2043,8 +2015,8 @@ bool PositionValue::operator==(PositionValue const& other) const
return (
x_relative_to == other.x_relative_to
&& y_relative_to == other.y_relative_to
&& variant_equals(horizontal_position, other.horizontal_position)
&& variant_equals(vertical_position, other.vertical_position));
&& horizontal_position == other.horizontal_position
&& vertical_position == other.vertical_position);
}
ErrorOr<String> RadialGradientStyleValue::to_string() const
@ -2240,7 +2212,7 @@ bool RadialGradientStyleValue::equals(StyleValue const& other) const
return false;
auto& other_gradient = other.as_radial_gradient();
return (m_ending_shape == other_gradient.m_ending_shape
&& variant_equals(m_size, other_gradient.m_size)
&& m_size == other_gradient.m_size
&& m_position == other_gradient.m_position
&& m_color_stop_list == other_gradient.m_color_stop_list);
}