mirror of
https://github.com/Samsung/escargot.git
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118 lines
3.4 KiB
C++
118 lines
3.4 KiB
C++
/*
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* Copyright (c) 2016-present Samsung Electronics Co., Ltd
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
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* USA
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*/
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#ifndef __EscargotSandBox__
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#define __EscargotSandBox__
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#include "runtime/Context.h"
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namespace Escargot {
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struct ExtendedNodeLOC;
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class SandBox : public gc {
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friend class InterpreterSlowPath;
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friend class ErrorObject;
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public:
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explicit SandBox(Context* s);
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~SandBox();
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struct StackTraceData : public gc {
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String* srcName;
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String* sourceCode;
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ExtendedNodeLOC loc;
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String* functionName;
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#ifdef ESCARGOT_DEBUGGER
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uint32_t executionStateDepth;
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#endif /* ESCARGOT_DEBUGGER */
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Optional<FunctionObject*> callee;
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bool isFunction;
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bool isConstructor;
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bool isAssociatedWithJavaScriptCode;
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bool isEval;
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StackTraceData()
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: srcName(String::emptyString)
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, sourceCode(String::emptyString)
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, loc(SIZE_MAX, SIZE_MAX, SIZE_MAX)
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, functionName(String::emptyString)
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#ifdef ESCARGOT_DEBUGGER
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, executionStateDepth(0)
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#endif /* ESCARGOT_DEBUGGER */
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, callee(nullptr)
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, isFunction(false)
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, isConstructor(false)
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, isAssociatedWithJavaScriptCode(false)
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, isEval(false)
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{
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}
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};
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typedef Vector<StackTraceData, GCUtil::gc_malloc_allocator<StackTraceData>> StackTraceDataVector;
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struct SandBoxResult {
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Value result;
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Value error;
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StackTraceDataVector stackTrace;
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SandBoxResult()
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: result(Value::EmptyValue)
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, error(Value::EmptyValue)
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{
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}
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};
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SandBoxResult run(const std::function<Value()>& scriptRunner, ExecutionState& state); // for capsule script executing with try-catch
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SandBoxResult run(Value (*runner)(ExecutionState&, void*), void* data);
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static bool createStackTrace(StackTraceDataVector& stackTraceDataVector, ExecutionState& state, bool stopAtPause = false);
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void throwException(ExecutionState& state, const Value& exception);
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void rethrowPreviouslyCaughtException(ExecutionState& state, Value exception, StackTraceDataVector&& stackTraceDataVector);
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StackTraceDataVector& stackTraceDataVector()
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{
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return m_stackTraceDataVector;
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}
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Context* context()
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{
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return m_context;
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}
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Value exception()
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{
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return m_exception;
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}
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protected:
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void processCatch(const Value& error, SandBoxResult& result);
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void fillStackDataIntoErrorObject(const Value& e);
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private:
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Context* m_context;
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SandBox* m_oldSandBox;
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StackTraceDataVector m_stackTraceDataVector;
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Value m_exception; // To avoid accidential GC of exception value
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};
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} // namespace Escargot
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#endif
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