Justin Ibarra
27 lines
865 B
Python
27 lines
865 B
Python
# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
|
|
# or more contributor license agreements. Licensed under the Elastic License
|
|
# 2.0; you may not use this file except in compliance with the Elastic License
|
|
# 2.0.
|
|
|
|
"""Helper functionality for comparing semantic versions."""
|
|
import re
|
|
|
|
|
|
class Version(tuple):
|
|
|
|
def __new__(cls, version):
|
|
if not isinstance(version, (int, list, tuple)):
|
|
version = tuple(int(a) if a.isdigit() else a for a in re.split(r'[.-]', version))
|
|
|
|
return version if isinstance(version, int) else tuple.__new__(cls, version)
|
|
|
|
def bump(self):
|
|
"""Increment the version."""
|
|
versions = list(self)
|
|
versions[-1] += 1
|
|
return Version(versions)
|
|
|
|
def __str__(self):
|
|
"""Convert back to a string."""
|
|
return ".".join(str(dig) for dig in self)
|