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76580bb9ba
Instead of calling to_lowercase() on two strings for every step while iterating over the HTMLCollection returned by getElementsByTagName(), we now cache the lowercased tag name beforehand and reuse it. 2.4x speed-up on WebKit/PerformanceTests/DOM/DOMDivWalk.html
41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
/*
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* Copyright (c) 2020, the SerenityOS developers.
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* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DeprecatedFlyString.h>
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namespace Web::DOM {
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class QualifiedName {
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public:
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QualifiedName(DeprecatedFlyString const& local_name, DeprecatedFlyString const& prefix, DeprecatedFlyString const& namespace_);
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DeprecatedFlyString const& local_name() const { return m_impl->local_name; }
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DeprecatedFlyString const& prefix() const { return m_impl->prefix; }
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DeprecatedFlyString const& namespace_() const { return m_impl->namespace_; }
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DeprecatedFlyString const& as_string() const { return m_impl->as_string; }
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struct Impl : public RefCounted<Impl> {
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Impl(DeprecatedFlyString const& local_name, DeprecatedFlyString const& prefix, DeprecatedFlyString const& namespace_);
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~Impl();
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void make_internal_string();
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DeprecatedFlyString local_name;
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DeprecatedFlyString prefix;
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DeprecatedFlyString namespace_;
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DeprecatedFlyString as_string;
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};
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void set_prefix(DeprecatedFlyString const& value);
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private:
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NonnullRefPtr<Impl> m_impl;
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};
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}
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