def concretize_variants(self, spec):
"""If the spec already has variants filled in, return. Otherwise, add
the user preferences from packages.yaml or the default variants from
the package specification.
"""
changed = False
preferred_variants = PackagePrefs.preferred_variants(spec.name)
pkg_cls = spec.package_class
for name, entry in pkg_cls.variants.items():
variant, when = entry
var = spec.variants.get(name, None)
if var and '*' in var:
# remove variant wildcard before concretizing
# wildcard cannot be combined with other variables in a
# multivalue variant, a concrete variant cannot have the value
# wildcard, and a wildcard does not constrain a variant
spec.variants.pop(name)
if name not in spec.variants and any(
spec.satisfies(w) for w in when):
changed = True
if name in preferred_variants:
spec.variants[name] = preferred_variants.get(name)
else:
spec.variants[name] = variant.make_default()
if name in spec.variants and not any(
spec.satisfies(w) for w in when):
raise vt.InvalidVariantForSpecError(name, when, spec)
return changed
def concretize_variants(self, spec):
"""If the spec already has variants filled in, return. Otherwise, add
the user preferences from packages.yaml or the default variants from
the package specification.
"""
changed = False
preferred_variants = PackagePrefs.preferred_variants(spec.name)
pkg_cls = spec.package_class
for name, variant in pkg_cls.variants.items():
if name not in spec.variants:
changed = True
if name in preferred_variants:
spec.variants[name] = preferred_variants.get(name)
else:
spec.variants[name] = variant.make_default()
return changed