Method findChild

tests/catch.hpp:11708–11718

    }

    ITrackerPtr TrackerBase::findChild( NameAndLocation const& nameAndLocation ) {
        auto it = std::find_if( m_children.begin(), m_children.end(),
            [&nameAndLocation]( ITrackerPtr const& tracker ){
                return
                    tracker->nameAndLocation().location == nameAndLocation.location &&
                    tracker->nameAndLocation().name == nameAndLocation.name;
            } );
        return( it != m_children.end() )
            ? *it
            : nullptr;
    }
    ITracker& TrackerBase::parent() {
        assert( m_parent ); // Should always be non-null except for root
        return *m_parent;