ResInsight/ThirdParty/expressionparser/ExpressionParser.cpp

80 lines
3.1 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2017- Statoil ASA
//
// ResInsight 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.
//
// ResInsight 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 at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#include "ExpressionParser.h"
#include "ExpressionParserImpl.h"
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
ExpressionParser::ExpressionParser()
{
m_expressionParserImpl = std::unique_ptr<ExpressionParserImpl>(new ExpressionParserImpl);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
ExpressionParser::~ExpressionParser()
{
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<QString> ExpressionParser::detectReferencedVariables(const QString& expression)
{
return ExpressionParserImpl::detectReferencedVariables(expression);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void ExpressionParser::assignVector(const QString& variableName, std::vector<double>& vector)
{
m_expressionParserImpl->assignVector(variableName, vector);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool ExpressionParser::evaluate(const QString& expressionText, QString* errorText)
{
return m_expressionParserImpl->evaluate(expressionText, errorText);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool ExpressionParser::expandIfStatementsAndEvaluate(const QString& expressionText, QString* errorText /*= nullptr*/)
{
if (expressionText.contains("if"))
{
QString expandedExpressionText = ExpressionParserImpl::expandIfStatements(expressionText);
return m_expressionParserImpl->evaluate(expandedExpressionText, errorText);
}
else
{
return m_expressionParserImpl->evaluate(expressionText, errorText);
}
}