def version_compare(version1, version2, operator
): # type: (str, str, str) -> bool
from poetry.semver.helpers import normalize_version
if operator in _trans_op:
operator = _trans_op[operator]
elif operator in _trans_op.values():
pass
else:
raise ValueError('Invalid operator')
version1 = parse(version1)
version2 = parse(version2)
try:
version1 = parse(normalize_version(str(version1)))
except ValueError:
pass
try:
version2 = parse(normalize_version(str(version2)))
except ValueError:
pass
return operator(version1, version2)
def package(self, name, version):
name = name.lower()
version = normalize_version(version)
for package in self.packages:
if name == package.name and package.version == version:
return package
def _transform_version(self, version, pretty_version):
# attempt to transform 2.1.1 to 2.1
# this allows you to upgrade through minor versions
try:
parts = normalize_version(version).split('.')
except ValueError:
return pretty_version
# check to see if we have a semver-looking version
if len(parts) == 4 and re.match('^0\D?', parts[3]):
# remove the last parts (the patch version number and any extra)
if parts[0] == '0':
del parts[3]
else:
del parts[3]
del parts[2]
version = '.'.join(parts)
else:
return pretty_version
return f'^{version}'
def get_package(name, version):
return Package(name, normalize_version(version), version)
def test_normalize_fail(version):
with pytest.raises(ValueError):
normalize_version(version)
def test_normalize(version, expected):
assert normalize_version(version) == expected