mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
121 lines
4.0 KiB
C++
121 lines
4.0 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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/**
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* Utilities to handle the Contract ABI (https://github.com/ethereum/wiki/wiki/Ethereum-Contract-ABI)
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*/
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#include <libsolidity/interface/ABI.h>
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#include <libsolidity/ast/AST.h>
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using namespace std;
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using namespace dev;
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using namespace dev::solidity;
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Json::Value ABI::generate(ContractDefinition const& _contractDef)
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{
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Json::Value abi(Json::arrayValue);
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for (auto it: _contractDef.interfaceFunctions())
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{
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auto externalFunctionType = it.second->interfaceFunctionType();
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solAssert(!!externalFunctionType, "");
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Json::Value method;
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method["type"] = "function";
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method["name"] = it.second->declaration().name();
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// TODO: deprecate constant in a future release
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method["constant"] = externalFunctionType->stateMutability() == StateMutability::Pure || it.second->stateMutability() == StateMutability::View;
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method["payable"] = externalFunctionType->isPayable();
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method["stateMutability"] = stateMutabilityToString(externalFunctionType->stateMutability());
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method["inputs"] = formatTypeList(
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externalFunctionType->parameterNames(),
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externalFunctionType->parameterTypes(),
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_contractDef.isLibrary()
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);
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method["outputs"] = formatTypeList(
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externalFunctionType->returnParameterNames(),
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externalFunctionType->returnParameterTypes(),
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_contractDef.isLibrary()
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);
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abi.append(method);
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}
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if (_contractDef.constructor())
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{
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auto externalFunctionType = FunctionType(*_contractDef.constructor(), false).interfaceFunctionType();
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solAssert(!!externalFunctionType, "");
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Json::Value method;
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method["type"] = "constructor";
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method["payable"] = externalFunctionType->isPayable();
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method["stateMutability"] = stateMutabilityToString(externalFunctionType->stateMutability());
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method["inputs"] = formatTypeList(
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externalFunctionType->parameterNames(),
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externalFunctionType->parameterTypes(),
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_contractDef.isLibrary()
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);
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abi.append(method);
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}
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if (_contractDef.fallbackFunction())
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{
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auto externalFunctionType = FunctionType(*_contractDef.fallbackFunction(), false).interfaceFunctionType();
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solAssert(!!externalFunctionType, "");
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Json::Value method;
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method["type"] = "fallback";
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method["payable"] = externalFunctionType->isPayable();
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method["stateMutability"] = stateMutabilityToString(externalFunctionType->stateMutability());
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abi.append(method);
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}
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for (auto const& it: _contractDef.interfaceEvents())
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{
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Json::Value event;
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event["type"] = "event";
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event["name"] = it->name();
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event["anonymous"] = it->isAnonymous();
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Json::Value params(Json::arrayValue);
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for (auto const& p: it->parameters())
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{
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solAssert(!!p->annotation().type->interfaceType(false), "");
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Json::Value input;
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input["name"] = p->name();
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input["type"] = p->annotation().type->interfaceType(false)->canonicalName(false);
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input["indexed"] = p->isIndexed();
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params.append(input);
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}
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event["inputs"] = params;
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abi.append(event);
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}
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return abi;
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}
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Json::Value ABI::formatTypeList(
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vector<string> const& _names,
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vector<TypePointer> const& _types,
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bool _forLibrary
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)
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{
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Json::Value params(Json::arrayValue);
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solAssert(_names.size() == _types.size(), "Names and types vector size does not match");
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for (unsigned i = 0; i < _names.size(); ++i)
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{
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solAssert(_types[i], "");
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Json::Value param;
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param["name"] = _names[i];
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param["type"] = _types[i]->canonicalName(_forLibrary);
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params.append(param);
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}
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return params;
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}
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