Version in VerisonRange"vers:nginx/* crashes for every version #30

>>> SemverVersion("1.0.0") in VersionRange.from_string("vers:nginx/*")
---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
<ipython-input-12-b59bd155f0a0> in <module>
----> 1 SemverVersion("1.0.0") in VersionRange.from_string("vers:nginx/*")

~/Contrib/univers/src/univers/version_range.py in __contains__(self, version)
    159                 f"{version!r} is not of expected type: {self.version_class!r}",
    160             )
--> 161         return contains_version(version, self.constraints)
    162
    163     contains = __contains__

~/Contrib/univers/src/univers/version_constraint.py in contains_version(version, constraints)
    443     # Check is finished.
    444     if len(constraints) == 1:
--> 445         return version in constraints[0]
    446
    447     # If the "tested version" is equal to the any of the constraint version where

~/Contrib/univers/src/univers/version_constraint.py in __contains__(self, version)
    213
    214         if not isinstance(version, self.version.__class__):
--> 215             raise ValueError(
    216                 f"Cannot compare {version.__class__!r} instance "
    217                 f"with {self.version.__class__!r} instance."

ValueError: Cannot compare <class 'univers.versions.SemverVersion'> instance with <class 'NoneType'> instance.