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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/String.h>
#include <AK/StringView.h>
#include <LibJS/Forward.h>
#include <LibJS/Heap/Cell.h>
#include <LibJS/Runtime/Utf16String.h>
#include <LibJS/Runtime/Value.h>
namespace JS {
class PrimitiveString final : public Cell {
JS_CELL(PrimitiveString, Cell);
public:
explicit PrimitiveString(PrimitiveString&, PrimitiveString&);
explicit PrimitiveString(String);
explicit PrimitiveString(Utf16String);
virtual ~PrimitiveString();
PrimitiveString(PrimitiveString const&) = delete;
PrimitiveString& operator=(PrimitiveString const&) = delete;
bool is_empty() const;
String const& string() const;
bool has_utf8_string() const { return m_has_utf8_string; }
Utf16String const& utf16_string() const;
Utf16View utf16_string_view() const;
bool has_utf16_string() const { return m_has_utf16_string; }
Optional<Value> get(VM&, PropertyKey const&) const;
private:
virtual void visit_edges(Cell::Visitor&) override;
void resolve_rope_if_needed() const;
mutable bool m_is_rope { false };
mutable bool m_has_utf8_string { false };
mutable bool m_has_utf16_string { false };
mutable PrimitiveString* m_lhs { nullptr };
mutable PrimitiveString* m_rhs { nullptr };
mutable String m_utf8_string;
mutable Utf16String m_utf16_string;
};
PrimitiveString* js_string(Heap&, Utf16View const&);
PrimitiveString* js_string(VM&, Utf16View const&);
PrimitiveString* js_string(Heap&, Utf16String);
PrimitiveString* js_string(VM&, Utf16String);
PrimitiveString* js_string(Heap&, String);
PrimitiveString* js_string(VM&, String);
PrimitiveString* js_rope_string(VM&, PrimitiveString&, PrimitiveString&);
}
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