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keyType.C
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keyType.C
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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2015 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM 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.
OpenFOAM 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 OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Description
Istream constructor and IOstream operators for keyType.
\*---------------------------------------------------------------------------*/
#include "keyType.H"
#include "regExp.H"
#include "IOstreams.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
const Foam::keyType Foam::keyType::null;
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::keyType::keyType(Istream& is)
:
word(),
isPattern_(false)
{
is >> *this;
}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
bool Foam::keyType::match
(
const std::string& str,
bool literalMatch
) const
{
if (literalMatch || !isPattern_)
{
// check as string
return (str == *this);
}
else
{
// check as regex
return regExp(*this).match(str);
}
}
// * * * * * * * * * * * * * * * IOstream Operators * * * * * * * * * * * * //
Foam::Istream& Foam::operator>>(Istream& is, keyType& kw)
{
token t(is);
if (!t.good())
{
is.setBad();
return is;
}
if (t.isWord())
{
kw = t.wordToken();
}
else if (t.isString())
{
// Assign from string. Set as regular expression.
kw = t.stringToken();
kw.isPattern_ = true;
// flag empty strings as an error
if (kw.empty())
{
is.setBad();
FatalIOErrorInFunction(is)
<< "empty word/expression "
<< exit(FatalIOError);
return is;
}
}
else
{
is.setBad();
FatalIOErrorInFunction(is)
<< "wrong token type - expected word or string, found "
<< t.info()
<< exit(FatalIOError);
return is;
}
// Check state of IOstream
is.check("Istream& operator>>(Istream&, keyType&)");
return is;
}
Foam::Ostream& Foam::operator<<(Ostream& os, const keyType& kw)
{
os.write(kw);
os.check("Ostream& operator<<(Ostream&, const keyType&)");
return os;
}
// ************************************************************************* //