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/*
This file is part of cpp-ethereum.
cpp-ethereum 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.
cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file NatspecExpressionEvaluator.h
* @author Marek Kotewicz <marek@ethdev.com>
* @date 2015
*/
#pragma once
#pragma warning(push)
#pragma clang diagnostic ignored "-Winconsistent-missing-override"
#include <QtCore/QtCore>
#include <QtQml/QJSEngine>
#pragma warning(pop)
/**
* Should be used to evaluate natspec expression.
* @see test/natspec.cpp for natspec expression examples
*/
class NatspecExpressionEvaluator
{
public:
/// Construct natspec expression evaluator
/// @params abi - contract's abi in json format, passed as string
/// @params transaction - json object containing transaction data
/// @params method - name of the contract's method for which we evaluate the natspec.
/// javascript valid objects
NatspecExpressionEvaluator(QString const& _abi = "[]", QString const& _transaction = "{}", QString const& _method = "");
/// Should be called to evaluate natspec expression
/// @params expression - natspec expression
/// @returns evaluated natspec expression if it was valid, otherwise original expression
QString evalExpression(QString const& _expression);
private:
QJSEngine m_engine;
QString m_abi;
QString m_transaction;
QString m_method;
};