stringListOpsTemplates.C

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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

template<class Matcher, class StringType>
Foam::labelList Foam::findMatchingStrings
(
    const Matcher& matcher,
    const UList<StringType>& lst,
    const bool invert
)
{
    labelList indices(lst.size());

    label nElem = 0;
    forAll(lst, elemI)
    {
        if (matcher.match(lst[elemI]) ? !invert : invert)
        {
            indices[nElem++] = elemI;
        }
    }
    indices.setSize(nElem);

    return indices;
}


template<class Matcher, class StringListType>
StringListType Foam::subsetMatchingStrings
(
    const Matcher& matcher,
    const StringListType& lst,
    const bool invert
)
{
    // Create copy
    StringListType newLst(lst.size());

    // ensure consistent addressable size (eg, DynamicList)
    newLst.setSize(lst.size());

    label nElem = 0;
    forAll(lst, elemI)
    {
        if (matcher.match(lst[elemI]) ? !invert : invert)
        {
            newLst[nElem++] = lst[elemI];
        }
    }
    newLst.setSize(nElem);

    return newLst;
}


template<class Matcher, class StringListType>
void Foam::inplaceSubsetMatchingStrings
(
    const Matcher& matcher,
    StringListType& lst,
    const bool invert
)
{
    label nElem = 0;
    forAll(lst, elemI)
    {
        if (matcher.match(lst[elemI]) ? !invert : invert)
        {
            lst[nElem++] = lst[elemI];
        }
    }
    lst.setSize(nElem);
}


// ************************************************************************* //