62 lines
1.8 KiB
C++
Executable File
62 lines
1.8 KiB
C++
Executable File
/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
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* Use of this file is governed by the BSD 3-clause license that
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* can be found in the LICENSE.txt file in the project root.
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*/
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#include "Exceptions.h"
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#include "ParserRuleContext.h"
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#include "InputMismatchException.h"
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#include "Parser.h"
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#include "BailErrorStrategy.h"
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using namespace antlr4;
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void BailErrorStrategy::recover(Parser *recognizer, std::exception_ptr e) {
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ParserRuleContext *context = recognizer->getContext();
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do {
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context->exception = e;
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if (context->parent == nullptr)
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break;
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context = static_cast<ParserRuleContext *>(context->parent);
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} while (true);
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try {
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std::rethrow_exception(e); // Throw the exception to be able to catch and rethrow nested.
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#if defined(_MSC_FULL_VER) && _MSC_FULL_VER < 190023026
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} catch (RecognitionException &inner) {
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throw ParseCancellationException(inner.what());
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#else
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} catch (RecognitionException & /*inner*/) {
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std::throw_with_nested(ParseCancellationException());
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#endif
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}
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}
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Token* BailErrorStrategy::recoverInline(Parser *recognizer) {
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InputMismatchException e(recognizer);
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std::exception_ptr exception = std::make_exception_ptr(e);
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ParserRuleContext *context = recognizer->getContext();
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do {
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context->exception = exception;
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if (context->parent == nullptr)
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break;
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context = static_cast<ParserRuleContext *>(context->parent);
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} while (true);
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try {
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throw e;
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#if defined(_MSC_FULL_VER) && _MSC_FULL_VER < 190023026
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} catch (InputMismatchException &inner) {
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throw ParseCancellationException(inner.what());
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#else
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} catch (InputMismatchException & /*inner*/) {
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std::throw_with_nested(ParseCancellationException());
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#endif
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}
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}
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void BailErrorStrategy::sync(Parser * /*recognizer*/) {
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}
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