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LibJS: Add ArrayPrototype and implement Array.prototype.push()

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This function is ultimately supposed to be generic and allow any |this|
that has a length property, but for now it only works on our own Array
object type.
This commit is contained in:
Andreas Kling 2020-03-20 21:01:36 +01:00
parent 8f7d4f67a4
commit bceabd7c4b
9 changed files with 110 additions and 4 deletions
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3
Libraries/LibJS/Interpreter.cpp
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@ -27,6 +27,7 @@
#include <AK/Badge.h>
#include <LibJS/AST.h>
#include <LibJS/Interpreter.h>
#include <LibJS/Runtime/ArrayPrototype.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/NativeFunction.h>
#include <LibJS/Runtime/Object.h>
@ -42,6 +43,7 @@ Interpreter::Interpreter()
m_global_object = heap().allocate<GlobalObject>();
m_object_prototype = heap().allocate<ObjectPrototype>();
m_string_prototype = heap().allocate<StringPrototype>();
m_array_prototype = heap().allocate<ArrayPrototype>();
}
Interpreter::~Interpreter()
@ -143,6 +145,7 @@ void Interpreter::gather_roots(Badge<Heap>, HashTable<Cell*>& roots)
roots.set(m_global_object);
roots.set(m_string_prototype);
roots.set(m_object_prototype);
roots.set(m_array_prototype);
for (auto& scope : m_scope_stack) {
for (auto& it : scope.variables) {