.foo

def univprop(self):
        '''
        .foo
        '''
        self.ignore(whitespace)

        if not self.nextstr('.'):
            self._raiseSyntaxError('universal property expected .')

        name = self.noms(varset)
        if not name:
            mesg = 'Expected a univeral property name.'
            self._raiseSyntaxError(mesg=mesg)

        if not isUnivName(name):
            self._raiseSyntaxError(f'no such universal property: {name!r}')

        return s_ast.UnivProp(name)