This is the environment implementation of
        :meth:`BaseAnchor.isCompatible`.

        Subclasses may override this method.

def _isCompatible(self, other, reporter):
        """
        This is the environment implementation of
        :meth:`BaseAnchor.isCompatible`.

        Subclasses may override this method.
        """
        anchor1 = self
        anchor2 = other
        # base names
        if anchor1.name != anchor2.name:
            reporter.nameDifference = True
            reporter.warning = True