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LibJS: Restructure and fully implement BindingPatterns

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Matthew Olsson 2021-06-12 18:04:28 -07:00 • committed by Andreas Kling
parent 10372b8118
commit ce04c2259f
9 changed files with 244 additions and 169 deletions
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31
Userland/Libraries/LibJS/Runtime/PropertyName.h
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@ -87,6 +87,8 @@ public:
}
}
ALWAYS_INLINE Type type() const { return m_type; }
bool is_valid() const { return m_type != Type::Invalid; }
bool is_number() const
{
@ -176,6 +178,35 @@ private:
u32 m_number { 0 };
};
struct PropertyNameTraits : public Traits<PropertyName> {
static unsigned hash(PropertyName const& name)
{
VERIFY(name.is_valid());
if (name.is_string())
return name.as_string().hash();
if (name.is_number())
return int_hash(name.as_number());
return ptr_hash(name.as_symbol());
}
static bool equals(PropertyName const& a, PropertyName const& b)
{
if (a.type() != b.type())
return false;
switch (a.type()) {
case PropertyName::Type::Number:
return a.as_number() == b.as_number();
case PropertyName::Type::String:
return a.as_string() == b.as_string();
case PropertyName::Type::Symbol:
return a.as_symbol() == b.as_symbol();
default:
VERIFY_NOT_REACHED();
}
}
};
}
namespace AK {