RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-10-31 17:02:45 +00:00
Code Issues Activity Actions

LibJS: Use FlyString for identifiers

Browse source 
This makes variable and property lookups a lot faster since comparing
two FlyStrings is O(1).
This commit is contained in:
Andreas Kling 2020-03-22 11:07:55 +01:00
parent 4f72f6b886
commit cccbe43056
19 changed files with 67 additions and 57 deletions
Download patch file Download diff file Expand all files Collapse all files

14
Libraries/LibJS/Runtime/Object.cpp
View file

@ -44,7 +44,7 @@ Object::~Object()
{
}
Optional<Value> Object::get_own_property(const String& property_name) const
Optional<Value> Object::get_own_property(const FlyString& property_name) const
{
auto value_here = m_properties.get(property_name);
if (value_here.has_value() && value_here.value().is_object() && value_here.value().as_object()->is_native_property())
@ -52,7 +52,7 @@ Optional<Value> Object::get_own_property(const String& property_name) const
return value_here;
}
bool Object::put_own_property(const String& property_name, Value value)
bool Object::put_own_property(const FlyString& property_name, Value value)
{
auto value_here = m_properties.get(property_name);
if (value_here.has_value() && value_here.value().is_object() && value_here.value().as_object()->is_native_property()) {
@ -63,7 +63,7 @@ bool Object::put_own_property(const String& property_name, Value value)
return true;
}
Value Object::get(const String& property_name) const
Value Object::get(const FlyString& property_name) const
{
const Object* object = this;
while (object) {
@ -75,7 +75,7 @@ Value Object::get(const String& property_name) const
return js_undefined();
}
void Object::put(const String& property_name, Value value)
void Object::put(const FlyString& property_name, Value value)
{
Object* object = this;
while (object) {
@ -93,12 +93,12 @@ void Object::put(const String& property_name, Value value)
put_own_property(property_name, value);
}
void Object::put_native_function(String property_name, AK::Function<Value(Object*, Vector<Value>)> native_function)
void Object::put_native_function(const FlyString& property_name, AK::Function<Value(Object*, Vector<Value>)> native_function)
{
put(property_name, heap().allocate<NativeFunction>(move(native_function)));
}
void Object::put_native_property(String property_name, AK::Function<Value(Object*)> getter, AK::Function<void(Object*, Value)> setter)
void Object::put_native_property(const FlyString& property_name, AK::Function<Value(Object*)> getter, AK::Function<void(Object*, Value)> setter)
{
put(property_name, heap().allocate<NativeProperty>(move(getter), move(setter)));
}
@ -112,7 +112,7 @@ void Object::visit_children(Cell::Visitor& visitor)
visitor.visit(it.value);
}
bool Object::has_own_property(const String& property_name) const
bool Object::has_own_property(const FlyString& property_name) const
{
return m_properties.get(property_name).has_value();
}