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LibJS: Add Function.prototype and make "new" Objects delegate to it

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This commit is contained in:
Andreas Kling 2020-03-28 16:40:36 +01:00
parent 0593ce406b
commit 37fe16a99c
2 changed files with 6 additions and 0 deletions
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3
Libraries/LibJS/AST.cpp
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@ -83,6 +83,9 @@ Value CallExpression::execute(Interpreter& interpreter) const
Object* new_object = nullptr;
if (is_new_expression()) {
new_object = interpreter.heap().allocate<Object>();
auto prototype = function->get("prototype");
if (prototype.has_value() && prototype.value().is_object())
new_object->set_prototype(prototype.value().as_object());
call_frame.this_value = new_object;
} else {
if (m_callee->is_member_expression()) {

3
Libraries/LibJS/Runtime/Function.cpp
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@ -24,6 +24,8 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/FlyString.h>
#include <LibJS/Heap/Heap.h>
#include <LibJS/Runtime/Function.h>
#include <LibJS/Runtime/Value.h>
@ -31,6 +33,7 @@ namespace JS {
Function::Function()
{
put("prototype", heap().allocate<Object>());
}
Function::~Function()