mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2025-04-17 14:30:01 +00:00
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/*
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* Copyright (C) 2015 Apple Inc. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "VariableEnvironment.h"
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#include <wtf/text/UniquedStringImpl.h>
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namespace JSC {
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void VariableEnvironment::markVariableAsCapturedIfDefined(const RefPtr<UniquedStringImpl>& identifier)
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{
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auto findResult = m_map.find(identifier);
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if (findResult != m_map.end())
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findResult->value.setIsCaptured();
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}
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void VariableEnvironment::markVariableAsCaptured(const RefPtr<UniquedStringImpl>& identifier)
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{
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auto findResult = m_map.find(identifier);
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RELEASE_ASSERT(findResult != m_map.end());
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findResult->value.setIsCaptured();
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}
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void VariableEnvironment::markAllVariablesAsCaptured()
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{
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if (m_isEverythingCaptured)
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return;
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m_isEverythingCaptured = true; // For fast queries.
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// We must mark every entry as captured for when we iterate through m_map and entry.isCaptured() is called.
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for (auto& value : m_map.values())
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value.setIsCaptured();
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}
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bool VariableEnvironment::hasCapturedVariables() const
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{
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if (m_isEverythingCaptured)
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return size() > 0;
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for (auto& value : m_map.values()) {
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if (value.isCaptured())
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return true;
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}
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return false;
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}
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bool VariableEnvironment::captures(UniquedStringImpl* identifier) const
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{
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if (m_isEverythingCaptured)
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return true;
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auto findResult = m_map.find(identifier);
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if (findResult == m_map.end())
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return false;
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return findResult->value.isCaptured();
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}
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void VariableEnvironment::swap(VariableEnvironment& other)
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{
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m_map.swap(other.m_map);
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m_isEverythingCaptured = other.m_isEverythingCaptured;
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}
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void VariableEnvironment::markVariableAsImported(const RefPtr<UniquedStringImpl>& identifier)
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{
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auto findResult = m_map.find(identifier);
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RELEASE_ASSERT(findResult != m_map.end());
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findResult->value.setIsImported();
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}
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void VariableEnvironment::markVariableAsExported(const RefPtr<UniquedStringImpl>& identifier)
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{
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auto findResult = m_map.find(identifier);
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RELEASE_ASSERT(findResult != m_map.end());
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findResult->value.setIsExported();
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}
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} // namespace JSC
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