solidity/test/libsolidity/util/ContractABIUtils.cpp

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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
#include <test/libsolidity/util/ContractABIUtils.h>
#include <liblangutil/Common.h>
#include <boost/algorithm/string.hpp>
#include <fstream>
#include <memory>
#include <regex>
#include <stdexcept>
using namespace dev;
using namespace langutil;
using namespace solidity;
using namespace dev::solidity::test;
using namespace std;
using namespace soltest;
dev::solidity::test::ParameterList ContractABIUtils::parametersFromJson(
Json::Value const& _contractABI,
string const& _functionName
) const
{
ParameterList abiParams;
for (auto const& function: _contractABI)
if (function["name"] == _functionName)
for (auto const& output: function["outputs"])
{
auto types = fromTypeName(output["type"].asString());
for (auto const& type: types)
abiParams.push_back(Parameter{bytes(), "", type, FormatInfo{}});
}
return abiParams;
}
std::vector<ABIType> ContractABIUtils::fromTypeName(string const& _type) const
{
static regex s_boolType{"(bool)"};
static regex s_uintType{"(uint\\d*)"};
static regex s_intType{"(int\\d*)"};
static regex s_bytesType{"(bytes\\d+)"};
static regex s_dynBytesType{"(\\bbytes\\b)"};
static regex s_stringType{"(string)"};
vector<ABIType> abiTypes;
if (regex_match(_type, s_boolType))
abiTypes.push_back(ABIType{ABIType::Boolean, ABIType::AlignRight, 32});
else if (regex_match(_type, s_uintType))
abiTypes.push_back(ABIType{ABIType::UnsignedDec, ABIType::AlignRight, 32});
else if (regex_match(_type, s_intType))
abiTypes.push_back(ABIType{ABIType::SignedDec, ABIType::AlignRight, 32});
else if (regex_match(_type, s_bytesType))
abiTypes.push_back(ABIType{ABIType::Hex, ABIType::AlignRight, 32});
else if (regex_match(_type, s_dynBytesType))
{
abiTypes.push_back(ABIType{ABIType::UnsignedDec, ABIType::AlignRight, 32});
abiTypes.push_back(ABIType{ABIType::UnsignedDec, ABIType::AlignRight, 32});
abiTypes.push_back(ABIType{ABIType::HexString, ABIType::AlignLeft, 32});
}
else if (regex_match(_type, s_stringType))
{
abiTypes.push_back(ABIType{ABIType::UnsignedDec, ABIType::AlignRight, 32});
abiTypes.push_back(ABIType{ABIType::UnsignedDec, ABIType::AlignRight, 32});
abiTypes.push_back(ABIType{ABIType::String, ABIType::AlignLeft, 32});
}
else
abiTypes.push_back(ABIType{ABIType::None, ABIType::AlignRight, 0});
return abiTypes;
}