mirror of
https://github.com/LadybirdBrowser/ladybird.git
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f87041bf3a
Resulting in a massive rename across almost everywhere! Alongside the namespace change, we now have the following names: * JS::NonnullGCPtr -> GC::Ref * JS::GCPtr -> GC::Ptr * JS::HeapFunction -> GC::Function * JS::CellImpl -> GC::Cell * JS::Handle -> GC::Root
56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
/*
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* Copyright (c) 2021, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/PrivateEnvironment.h>
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namespace JS {
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GC_DEFINE_ALLOCATOR(PrivateEnvironment);
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PrivateEnvironment::PrivateEnvironment(PrivateEnvironment* parent)
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: m_outer_environment(parent)
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, m_unique_id(s_next_id++)
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{
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// FIXME: We might want to delay getting the next unique id until required.
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VERIFY(s_next_id != 0);
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}
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// Note: we start at one such that 0 can be invalid / default initialized.
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u64 PrivateEnvironment::s_next_id = 1u;
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PrivateName PrivateEnvironment::resolve_private_identifier(DeprecatedFlyString const& identifier) const
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{
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auto name_or_end = find_private_name(identifier);
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if (!name_or_end.is_end())
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return *name_or_end;
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// Note: This verify ensures that we must either have a private name with a matching description
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// or have an outer environment. Combined this means that we assert that we always return a PrivateName.
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VERIFY(m_outer_environment);
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return m_outer_environment->resolve_private_identifier(identifier);
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}
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void PrivateEnvironment::add_private_name(DeprecatedFlyString description)
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{
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if (!find_private_name(description).is_end())
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return;
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m_private_names.empend(m_unique_id, move(description));
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}
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bool PrivateName::operator==(PrivateName const& rhs) const
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{
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return unique_id == rhs.unique_id && description == rhs.description;
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}
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void PrivateEnvironment::visit_edges(Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_outer_environment);
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}
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}
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