wordIO.C

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/*---------------------------------------------------------------------------*\
  =========                 |
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    Copyright (C) 2011-2015 OpenFOAM Foundation
    Copyright (C) 2018-2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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/>.
 
\*---------------------------------------------------------------------------*/
 
#include "word.H"
#include "IOstreams.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
Foam::word::word(Istream& is)
:
    string()
{
    is >> *this;
}
 
 
Foam::Istream& Foam::operator>>(Istream& is, word& val)
{
    token t(is);
 
    if (!t.good())
    {
        FatalIOErrorInFunction(is)
            << "Bad token - could not get word"
            << exit(FatalIOError);
        is.setBad();
        return is;
    }
 
    if (t.isWord())
    {
        val = t.wordToken();
    }
    else if (t.isString())
    {
        // Try a bit harder and convert string to word
        val = t.stringToken();
        string::stripInvalid<word>(val);
 
        // Flag empty strings and bad chars as an error
        if (val.empty() || val.size() != t.stringToken().size())
        {
            FatalIOErrorInFunction(is)
                << "Empty word or non-word characters "
                << t.info()
                << exit(FatalIOError);
            is.setBad();
            return is;
        }
    }
    else
    {
        FatalIOErrorInFunction(is)
            << "Wrong token type - expected word, found "
            << t.info()
            << exit(FatalIOError);
        is.setBad();
        return is;
    }
 
    is.check(FUNCTION_NAME);
    return is;
}
 
 
Foam::Ostream& Foam::operator<<(Ostream& os, const word& val)
{
    os.write(val);
    os.check(FUNCTION_NAME);
    return os;
}
 
 
// ************************************************************************* //