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59 lines
1.9 KiB
59 lines
1.9 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum 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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cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file NatspecExpressionEvaluator.cpp
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* @author Marek Kotewicz <marek@ethdev.com>
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* @date 2015
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*/
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#include <libdevcore/Log.h>
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#include <libdevcore/Exceptions.h>
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#include "NatspecExpressionEvaluator.h"
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using namespace std;
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using namespace dev;
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static QString contentsOfQResource(string const& _res)
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{
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QFile file(QString::fromStdString(_res));
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if (!file.open(QFile::ReadOnly))
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BOOST_THROW_EXCEPTION(FileError());
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QTextStream in(&file);
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return in.readAll();
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}
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NatspecExpressionEvaluator::NatspecExpressionEvaluator(QString const& _abi, QString const& _method, QString const& _params)
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{
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Q_INIT_RESOURCE(natspec);
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QJSValue result = m_engine.evaluate(contentsOfQResource(":/natspec/natspec.js"));
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if (result.isError())
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BOOST_THROW_EXCEPTION(FileError());
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m_engine.evaluate("globals.abi = " + _abi);
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m_engine.evaluate("globals.method = " + _method);
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m_engine.evaluate("globals.params = " + _params);
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}
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QString NatspecExpressionEvaluator::evalExpression(QString const& _expression)
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{
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QJSValue result = m_engine.evaluate("evaluateExpression(\"" + _expression + "\")");
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if (result.isError())
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{
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cerr << "Could not evaluate expression: \"" << _expression.toStdString() << "\"" << endl;
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return _expression;
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}
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return result.toString();
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}
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