mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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// SPDX-License-Identifier: GPL-3.0
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#include <liblangutil/Exceptions.h>
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#include <boost/algorithm/string/split.hpp>
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#include <boost/algorithm/string.hpp>
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#include <iostream>
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using namespace solidity;
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using namespace solidity::langutil;
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using namespace std;
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SourceLocation solidity::langutil::parseSourceLocation(string const& _input, vector<shared_ptr<string const>> const& _sourceNames)
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{
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// Expected input: "start:length:sourceindex"
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enum SrcElem: size_t { Start, Length, Index };
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vector<string> pos;
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boost::algorithm::split(pos, _input, boost::is_any_of(":"));
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solAssert(pos.size() == 3, "SourceLocation string must have 3 colon separated numeric fields.");
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auto const sourceIndex = stoi(pos[Index]);
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astAssert(
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sourceIndex == -1 || (0 <= sourceIndex && static_cast<size_t>(sourceIndex) < _sourceNames.size()),
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"'src'-field ill-formatted or src-index too high"
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);
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int start = stoi(pos[Start]);
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int end = start + stoi(pos[Length]);
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SourceLocation result{start, end, {}};
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if (sourceIndex != -1)
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result.sourceName = _sourceNames.at(static_cast<size_t>(sourceIndex));
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return result;
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}
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std::ostream& solidity::langutil::operator<<(std::ostream& _out, SourceLocation const& _location)
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{
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if (!_location.isValid())
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return _out << "NO_LOCATION_SPECIFIED";
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if (_location.sourceName)
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_out << *_location.sourceName;
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_out << "[" << _location.start << "," << _location.end << "]";
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return _out;
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}
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