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#!/usr/bin/env python3
#
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
import re
import shlex
import subprocess
import sys
def fetch_version_from_code():
"""
search the semantic version definition in core/version.h
"""
major, minor, patch = "", "", ""
with open("core/version.h", encoding="utf-8") as f:
for line in f:
if "WAMR_VERSION" not in line:
continue
major_match = re.search(r"WAMR_VERSION_MAJOR (\d+)", line)
if major_match is not None:
major = major_match.groups()[0]
continue
minor_match = re.search(r"WAMR_VERSION_MINOR (\d+)", line)
if minor_match is not None:
minor = minor_match.groups()[0]
continue
patch_match = re.search(r"WAMR_VERSION_PATCH (\d+)", line)
if patch_match is not None:
patch = patch_match.groups()[0]
if len(major) == 0 or len(minor) == 0 or len(patch) == 0:
raise Exception(
"can't find the semantic version definition likes WAMR_VERSION_*"
)
return f"WAMR-{major}.{minor}.{patch}"
def fetch_latest_git_tag():
list_tag_cmd = (
'git tag --list WAMR-*.*.* --sort=committerdate --format="%(refname:short)"'
)
p = subprocess.run(shlex.split(list_tag_cmd), capture_output=True, check=True)
all_tags = p.stdout.decode().strip()
latest_tag = all_tags.split("\n")[-1]
return latest_tag
def match_version_pattern(v):
pattern = r"WAMR-\d+\.\d+\.\d+"
m = re.match(pattern, v)
return m is not None
def split_version_string(v):
"""
return the semantic version as an integer list
"""
pattern = r"WAMR-(\d+)\.(\d+)\.(\d+)"
m = re.match(pattern, v)
return [int(x) for x in m.groups()]
def compare_version_string(v1, v2):
"""
return value:
- 1. if v1 > v2
- -1. if v1 < v2
- 0. if v1 == v2
"""
if not match_version_pattern(v1):
raise Exception(f"{v1} doesn't match the version pattern")
if not match_version_pattern(v2):
raise Exception(f"{v2} doesn't match the version pattern")
v1_sem_ver = split_version_string(v1)
v2_sem_ver = split_version_string(v2)
return 0 if v1_sem_ver == v2_sem_ver else (1 if v1_sem_ver > v2_sem_ver else -1)
def is_major_or_minor_changed(v1, v2):
"""
return true if change either major of v2 or minor of v2
return false or else
"""
if not match_version_pattern(v1):
raise Exception(f"{v1} doesn't match the version pattern")
if not match_version_pattern(v2):
raise Exception(f"{v2} doesn't match the version pattern")
v1_major, v1_minor, _ = split_version_string(v1)
v2_major, v2_minor, _ = split_version_string(v2)
return v2_major != v1_major or v2_minor != v1_minor
def next_version():
definition = fetch_version_from_code()
tag = fetch_latest_git_tag()
new_version = ""
minor_changed = False
if compare_version_string(definition, tag) == 1:
new_version = definition.split("-")[-1]
if is_major_or_minor_changed(tag, definition):
minor_changed = True
return new_version, "major_minor_change" if minor_changed else "patch_change"
if __name__ == "__main__":
print(f"{next_version()[0]},{next_version()[1]}")
sys.exit(0)
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