Major semver update and refactor

semver/__init__.py

@@ -3,176 +3,93 @@ import re
 import subprocess
 import sys
 import traceback
-from enum import IntEnum
+from typing import List, Union
-from semver.utils import get_tag_version
+
+import toml
+
 from semver.logger import logging, logger, console_logger
-from semver.bump import bump_version
+from semver.scm import SCM
+from semver.scm.git import Git
 
-try: 
+from semver.semver import SemVer
-    from configparser import ConfigParser
-except ImportError:
-    # Python < 3
-    from ConfigParser import ConfigParser
 
-version = '0.0.0'
+from semver.exceptions import (
+    NoMergeFoundException,
+    NotMainBranchException,
+    NoGitFlowException,
+    SemverException,
+)
 
-class VersionType(IntEnum):
+version = "0.0.0"
-    MAJOR = 0
-    MINOR = 1
-    PATCH = 2
 
-# Define common exceptions;
-NO_MERGE_FOUND = Exception('No merge found')
-NOT_MAIN_BRANCH = Exception('Not merging into a main branch')
-NO_GIT_FLOW = Exception('No git flow branch found')
 
-# Important regex
+def _setting_to_array(setting) -> List[str]:
-GET_COMMIT_MESSAGE = re.compile(r"Merge (branch|pull request) '?([^']+)'? (into|from) (?:'(.+)'|[^\/]+\/([^\n\\]+))")
+    """
+    Get a setting from the config file and return it as a list
+    :param setting: The setting to get from the config file
+    :return: The setting as a list
+    """
+    config: dict = toml.load("./.bumpversion.cfg")
+    semver: dict = config.get("semver", {})
+    value: str = semver.get(setting, "")
 
-class SemVer(object):
+    return [v.strip() for v in value.split(",") if v.strip()]
 
-    # Merge pull request #1 from RightBrain-Networks/feature/PLAT-185-versioning
-
-    def __init__(self,global_user=False):
-        self.global_user = '--local' if global_user else '--global'
-        self.merged_branch = None
-        self.main_branch = None
-        self.version_type = None
-
-        self.main_branches = self._setting_to_array('main_branches')
-        self.major_branches = self._setting_to_array('major_branches')
-        self.minor_branches = self._setting_to_array('minor_branches')
-        self.patch_branches = self._setting_to_array('patch_branches')
-
-    def _setting_to_array(self, setting):
-        config = ConfigParser()
-        config.read('./.bumpversion.cfg')
-        value = config.get('semver', setting)
-        # filter() removes empty string which is what we get if setting is blank
-        return list(filter(bool, [v.strip() for v in value.split(',')]))
-
-    # based on commit message see what branches are involved in the merge
-    def get_branches(self):
-        p = subprocess.Popen(['git', 'log', '-1'], stdout=subprocess.PIPE,
-                             cwd='.')
-        #check current branch
-        b = subprocess.Popen(['git', 'rev-parse', '--abbrev-ref', 'HEAD'], stdout=subprocess.PIPE,
-                             cwd='.')
-        message = str(p.stdout.read())
-        branch = b.stdout.read().decode('utf-8').rstrip()
-        logger.info('Main branch is ' + branch)
-        matches = GET_COMMIT_MESSAGE.search(message.replace('\\n','\n').replace('\\',''))
-        if matches:
-            if str(matches.group(4)) == branch:
-                self.merged_branch = matches.group(2)
-            else:
-                self.merged_branch = matches.group(5)
-            self.main_branch = branch
-        return bool(matches)
-
-    # based on branches involved see what type of versioning should be done
-    def get_version_type(self):
-        logger.info('Merged branch is ' + self.merged_branch)
-
-        merged_prefix = None
-        matches = re.findall("[^\/]*/", self.merged_branch)
-        if len(matches) >= 1:
-            merged_prefix = matches[-1][0:-1]
-
-        if merged_prefix:
-            for prefix in self.major_branches:
-                if prefix == merged_prefix:
-                    self.version_type = VersionType.MAJOR
-                    return self.version_type
-            for prefix in self.minor_branches:
-                if prefix == merged_prefix:
-                    self.version_type = VersionType.MINOR
-                    return self.version_type
-            for prefix in self.patch_branches:
-                if prefix == merged_prefix:
-                    self.version_type = VersionType.PATCH
-                    return self.version_type
-        return False
-
-    # setup git settings so we can commit and tag
-    def setup_git_user(self):
-        # setup git user
-        p = subprocess.Popen(['git', 'config', self.global_user, 'user.email',
-                              '"versioner@semver.com"'],
-                             cwd='.')
-        p = subprocess.Popen(['git', 'config', self.global_user, 'user.name',
-                              '"Semantic Versioner"'],
-                             cwd='.')
-        p.wait()
-        return self
-
-    # use bumpversion to increment the appropriate version type
-    def version_repo(self):
-        config_file = ""
-        with open(".bumpversion.cfg", "r") as file:
-            config_file = file.read()
-
-        # version repo
-        logger.debug("Running bumpversion of type: " + str(self.version_type.name))
-        bump_version(get_tag_version(), self.version_type)
-        return self
-
-    def commit_and_push(self):
-        # push versioning commit
-        p = subprocess.Popen(['git', 'push', 'origin', self.main_branch],
-                             cwd='.')
-        p.wait()
-
-        # push versioning tag
-        p = subprocess.Popen(['git', 'push', 'origin', '--tags'],
-                             cwd='.')
-        p.wait()
-        return self
-
-    # 1) get branches from last commit message
-    # 2) see if we're merging into a main branch
-    # 3) see what type of versioning we should do
-    # 4) version the repo
-    def run(self,push=True):
-        if not self.get_branches():
-            raise NO_MERGE_FOUND
-        if self.main_branch not in self.main_branches:
-            raise NOT_MAIN_BRANCH
-        if not self.get_version_type():
-            raise NO_GIT_FLOW
-        if push:
-            self.setup_git_user()
-        self.version_repo()
-        if push:
-            self.commit_and_push()
-        return self
 
 def main():
-    parser = argparse.ArgumentParser(description='Bump Semantic Version.')
+    """Main entry point for the application"""
-    parser.add_argument('-n','--no-push', help='Do not try to push', action='store_false', dest='push')
+    parser = argparse.ArgumentParser(description="Bump Semantic Version.")
-    parser.add_argument('-g','--global-user', help='Set git user at a global level, helps in jenkins', action='store_true', dest='global_user')
+    parser.add_argument(
-    parser.add_argument('-D', '--debug', help='Sets logging level to DEBUG', action='store_true', dest='debug', default=False)
+        "-n", "--no-push", help="Do not try to push", action="store_false", dest="push"
+    )
+    parser.add_argument(
+        "-g",
+        "--global-user",
+        help="Set git user at a global level, helps in jenkins",
+        action="store_true",
+        dest="global_user",
+    )
+    parser.add_argument(
+        "-D",
+        "--debug",
+        help="Sets logging level to DEBUG",
+        action="store_true",
+        dest="debug",
+        default=False,
+    )
     args = parser.parse_args()
 
+    scm: SCM = Git(global_user=args.global_user)
+
+    app = SemVer(
+        scm=scm,
+        main_branches=_setting_to_array("main_branches"),
+        major_branches=_setting_to_array("major_branches"),
+        minor_branches=_setting_to_array("minor_branches"),
+        patch_branches=_setting_to_array("patch_branches"),
+    )
 
     if args.debug:
         console_logger.setLevel(logging.DEBUG)
     try:
-        SemVer(global_user=args.global_user).run(push=args.push)
+        app.run(push=args.push)
     except Exception as e:
         logger.error(e)
         if args.debug:
             tb = sys.exc_info()[2]
             traceback.print_tb(tb)
-        if e == NO_MERGE_FOUND:
+        if e is NoMergeFoundException:
             exit(1)
-        elif e == NOT_MAIN_BRANCH:
+        elif e == NotMainBranchException:
             exit(2)
-        elif e == NO_GIT_FLOW:
+        elif e == NoGitFlowException:
             exit(3)
         else:
             exit(128)
 
-if __name__ == '__main__':
+
-    try: main()
+if __name__ == "__main__":
-    except: raise
+    try:
+        main()
+    except Exception:
+        raise

semver/bump.py

@@ -1,65 +0,0 @@
-from enum import IntEnum
-import subprocess, os
-from semver.logger import logging, logger, console_logger
-
-
-try: 
-    from configparser import ConfigParser
-except ImportError:
-    # Python < 3
-    from ConfigParser import ConfigParser
-
-def bump_version(version, index=2, tag_repo = True, update_files=True):
-    v = version.split('.')
-
-    # Bump version
-    v[index] = str(int(v[index]) + 1)
-
-    # Reset subversions
-    i = len(v) - 1
-    while i > index:
-        v[i] = '0'
-        i = i - 1
-
-    # Get new version
-    new_version = '.'.join(v)
-
-    # Tag new version
-    if tag_repo and version != new_version:
-        p = subprocess.Popen(['git', 'tag', new_version], cwd='.')
-        p.wait()
-    
-    # Update local files
-    if update_files:
-        update_file_version(new_version, version)
-
-    return new_version
-
-def update_file_version(new_version, version="0.0.0"):
-    # Open up config file
-    config = ConfigParser()
-    config.read('./.bumpversion.cfg')
-
-    for section in config.sections():
-        if len(section) > 17 and section[0:17] == "bumpversion:file:":
-            file_name = section[17:]
-            if os.path.isfile(file_name):
-                # Get search val from config
-                search_val = config.get(section, "search")
-                search_val = process_config_string(search_val, new_version, version)
-
-                # Get replace val from config
-                replace_val = config.get(section, "replace")
-                replace_val = process_config_string(replace_val, new_version, version)
-
-                # Update replace values in file
-                with open(file_name, 'r') as file:
-                    filedata = file.read()
-                filedata =filedata.replace(search_val,replace_val)
-                with open(file_name, 'w') as file:
-                    file.write(filedata)                
-            else:
-                logger.warning("Tried to version file: `" + file_name + "` but it doesn't exist!")
-
-def process_config_string(cfg_string, new_version, version):
-    return cfg_string.replace("{new_version}", new_version).replace("{current_version}", version)

semver/exceptions.py

@@ -0,0 +1,18 @@
+class SemverException(Exception):
+    """Semver base exception"""
+    pass
+
+
+class NoMergeFoundException(SemverException):
+    """No merge found in commit message"""
+    pass
+
+
+class NotMainBranchException(SemverException):
+    """Not on main branch"""
+    pass
+
+
+class NoGitFlowException(SemverException):
+    """No git flow branch found"""
+    pass

semver/logger.py

@@ -2,7 +2,7 @@ import logging
 import subprocess
 
 # create logger
-logger = logging.getLogger('simple_example')
+logger = logging.getLogger("simple_example")
 logger.setLevel(logging.DEBUG)
 
 # create console handler and set level to INFO
@@ -10,10 +10,10 @@ console_logger = logging.StreamHandler()
 console_logger.setLevel(logging.INFO)
 
 # create formatter
-formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
+formatter = logging.Formatter("%(asctime)s - %(levelname)s - %(message)s")
 
 # add formatter to console_logger
 console_logger.setFormatter(formatter)
 
 # add console_logger to logger
-logger.addHandler(console_logger)
+logger.addHandler(console_logger)

semver/scm/__init__.py

@@ -0,0 +1,76 @@
+from abc import ABC, abstractmethod
+from typing import Union, List
+
+from semver.version_type import VersionType
+from semver.logger import logger
+
+
+class SCM(ABC):
+    @abstractmethod
+    def get_tag_version(self) -> str:
+        raise NotImplementedError
+
+    @abstractmethod
+    def get_branch(self) -> str:
+        raise NotImplementedError
+
+    @abstractmethod
+    def get_merge_branch(self) -> Union[str, None]:
+        raise NotImplementedError
+
+    @abstractmethod
+    def commit_and_push(self, branch: str) -> None:
+        raise NotImplementedError
+
+    @abstractmethod
+    def tag_version(self, version: str) -> None:
+        raise NotImplementedError
+
+    def get_file_version(self, config: dict) -> str:
+        """
+        :param config: The bumpversion config as a dict
+        :return: The current version from the config file
+        """
+        bumpversion: Union[str, None] = config.get("bumpversion", None)
+        version: Union[str, None] = (
+            bumpversion.get("current_version", None) if bumpversion else None
+        )
+
+        if not bumpversion:
+            config["bumpversion"] = {}
+            version = "0.0.0"
+
+        if not version:
+            config["bumpversion"]["current_version"] = "0.0.0"
+            version = "0.0.0"
+
+        return version
+
+    def get_version_type(
+        self,
+        merged_branch: str,
+        major_branches: List[str],
+        minor_branches: List[str],
+        patch_branches: List[str],
+    ) -> Union[VersionType, None]:
+        """
+        Get the version type based on the branches involved in the merge
+        :param merged_branch: The branch that was merged
+        :param major_branches: List of prefixes for major branches
+        :param minor_branches: List of prefixes for minor branches
+        :param patch_branches: List of prefixes for patch branches
+        :return: The version type
+        """
+        logger.info(f"Merged branch is {merged_branch}")
+
+        merged_prefix = merged_branch.split("/")[-1].rstrip("/")
+
+        version_type: Union[VersionType, None] = None
+        if merged_prefix:
+            if merged_prefix in major_branches:
+                version_type = VersionType.MAJOR
+            if merged_prefix in minor_branches:
+                version_type = VersionType.MINOR
+            if merged_prefix in patch_branches:
+                version_type = VersionType.PATCH
+        return version_type

semver/scm/git.py

@@ -0,0 +1,137 @@
+import re
+import subprocess
+from typing import Union, List
+from functools import cache
+
+import toml
+
+from semver.scm import SCM
+from semver.logger import logger
+from semver.version_type import VersionType
+from semver.exceptions import SemverException
+
+
+class Git(SCM):
+    def __init__(self, global_user: bool = False) -> None:
+        self.git_commit_pattern = re.compile(
+            r"Merge (branch|pull request) '?([^']+)'? (into|from) (?:'(.+)'|[^\/]+\/([^\n\\]+))"
+        )
+
+        self.git_bin = "git"
+
+        self.global_user: bool = global_user
+        self.git_email: str = "versioner@semver.com"
+        self.git_user: str = "Semantic Versioner"
+        self._setup_git_user()
+
+        super().__init__()
+
+    def _run_command(self, *args: str) -> subprocess.CompletedProcess[str]:
+        return subprocess.run(
+            args,
+            capture_output=True,
+            text=True,
+            check=True,
+        )
+
+    def _setup_git_user(self) -> None:
+        self._run_command(
+            self.git_bin,
+            "config",
+            "--global" if self.global_user else "--local",
+            "user.email",
+            f'"{self.git_email}"',
+        )
+
+        self._run_command(
+            self.git_bin,
+            "config",
+            "--global" if self.global_user else "--local",
+            "user.name",
+            f'"{self.git_user}"',
+        )
+
+    def get_tag_version(self) -> str:
+        """
+        Get the latest tagged version from git tags
+        :return: The latest tagged version
+        """
+        config: dict = toml.load("./.bumpversion.cfg")
+
+        tag_expression: str = config["bumpversion"]["tag_name"].replace(
+            "{new_version}", "[0-9]*.[0-9]*.[0-9]*"
+        )
+
+        logger.debug(f"Tag expression: {tag_expression}")
+
+        # Default version is `0.0.0` or what is found in
+        version = self.get_file_version(config)
+
+        # If a version is found in git tags, use that the latest tagged version
+        tagged_versions: Union[List[str], None] = None
+        try:
+            proc = self._run_command(
+                self.git_bin, "tag", "--sort=v:refname", "-l", tag_expression
+            )
+            tagged_versions = proc.stdout.rstrip().split("\n")
+        except subprocess.CalledProcessError as e:
+            raise RuntimeError(
+                f"Error getting latest tagged git version: {str(e.stderr).rstrip()}"
+            )
+
+        if len(tagged_versions) > 0 and tagged_versions[-1] != "":
+            version = tagged_versions[-1]
+
+        logger.debug(f"Tag Version: {version}")
+        return version
+
+    @cache
+    def get_branch(self) -> str:
+        """
+        Get the main branch
+        """
+        proc = self._run_command(self.git_bin, "rev-parse", "--abbrev-ref", "HEAD")
+        return proc.stdout.rstrip()
+
+    @cache
+    def get_merge_branch(self) -> Union[str, None]:
+        """
+        Get the branches involved in the merge
+        :return: The branch involved in the merge
+        """
+        proc = self._run_command(self.git_bin, "log", "-1")
+        message: str = proc.stdout
+
+        branch: str = self.get_branch()
+
+        logger.info(f"Main branch is {branch}")
+
+        matches = self.git_commit_pattern.search(
+            message.replace("\\n", "\n").replace("\\", "")
+        )
+        merged_branch: Union[str, None] = None
+        if matches:
+            merged_branch = str(
+                matches.group(2) if matches.group(4) == branch else matches.group(5)
+            )
+
+        return merged_branch
+
+    def commit_and_push(self, branch: str) -> None:
+        """
+        Commit and push the versioning changes
+        :param branch: The branch to push
+        """
+        proc = self._run_command(self.git_bin, "push", "origin", branch)
+        if proc.returncode != 0:
+            raise SemverException(
+                f"Error pushing versioning changes to {branch}: {proc.stderr}"
+            )
+        proc = self._run_command(self.git_bin, "push", "origin", "--tags")
+        if proc.returncode != 0:
+            raise SemverException(
+                f"Error pushing versioning changes to {branch}: {proc.stderr}"
+            )
+
+    def tag_version(self, version: str) -> None:
+        self._run_command(self.git_bin, "tag", version)

semver/scm/perforce.py

@@ -0,0 +1,49 @@
+import subprocess
+from typing import Union, List
+
+import toml
+
+from semver.scm import SCM
+from semver.logger import logger
+
+
+class Perforce(SCM):
+    def __init__(self) -> None:
+        super().__init__()
+
+    def get_tag_version(self) -> str:
+        """
+        Get the latest tagged version from Perforce labels
+        :return: The latest tagged version
+        """
+        config: dict = toml.load("./.bumpversion.cfg")
+
+        tag_expression: str = config["bumpversion"]["tag_name"].replace(
+            "{new_version}", "[0-9]*.[0-9]*.[0-9]*"
+        )
+
+        logger.debug("Tag expression: " + str(tag_expression))
+
+        # Default version is `0.0.0` or what is found in
+        version = self.get_file_version(config)
+
+        # If a version is found in Perforce labels, use that the latest labeled version
+        labeled_versions: Union[List[str], None] = None
+        try:
+            proc = subprocess.run(
+                ["p4", "labels", "-e", tag_expression, "-m1"],
+                capture_output=True,
+                text=True,
+                check=True,
+            )
+            labeled_versions = proc.stdout.rstrip().split("\n")
+        except subprocess.CalledProcessError as e:
+            raise RuntimeError(
+                f"Error getting latest labeled Perforce version: {str(e.stderr).rstrip()}"
+            )
+
+        if len(labeled_versions) > 0 and labeled_versions[-1] != "":
+            version = labeled_versions[-1]
+
+        logger.debug("Label Version: " + str(version))
+        return version

semver/semver.py

@@ -0,0 +1,170 @@
+from typing import List, Union
+from pathlib import Path
+
+import toml
+
+from semver.logger import logger
+from semver.scm import SCM
+from semver.version_type import VersionType
+from semver.exceptions import (
+    NoMergeFoundException,
+    NotMainBranchException,
+    NoGitFlowException,
+)
+
+
+class SemVer:
+    """Primary class for handling auto-semver processing"""
+
+    def __init__(
+        self,
+        scm: SCM,
+        main_branches: Union[List[str], None] = None,
+        major_branches: Union[List[str], None] = None,
+        minor_branches: Union[List[str], None] = None,
+        patch_branches: Union[List[str], None] = None,
+    ):
+        """
+        Initialize the SemVer object
+        :param global_user: Toggles git user at a global level, useful for build servers
+        :param scm: The source control manager to use
+        :param main_branches: Branches to run versioning on
+        :param major_branches: List of prefixes for major branches
+        :param minor_branches: List of prefixes for minor branches
+        :param patch_branches: List of prefixes for patch branches
+        """
+        self._merged_branch: Union[str, None] = None
+        self._branch: Union[str, None] = None
+        self._version_type: Union[VersionType, None] = None
+
+        self._main_branches: List[str] = main_branches if main_branches else []
+        self._major_branches: List[str] = major_branches if major_branches else []
+        self._minor_branches: List[str] = minor_branches if minor_branches else []
+        self._patch_branches: List[str] = patch_branches if patch_branches else []
+
+        self._scm: SCM = scm
+
+    def _version_repo(self) -> None:
+        """
+        Use bump_version to update the repo version
+        """
+        version = self._scm.get_tag_version()
+        if not self._version_type:
+            raise NoMergeFoundException()
+
+        logger.debug(f"Running bumpversion of type: {self._version_type.name}")
+        self._bump_version(version, self._version_type)
+
+    def _process_config_string(self, cfg_string, new_version, version):
+        return cfg_string.replace("{new_version}", new_version).replace(
+            "{current_version}", version
+        )
+
+    def _bump_version(
+        self,
+        version: str,
+        index: VersionType = VersionType.MINOR,
+        tag_repo: bool = True,
+        update_files: bool = True,
+    ) -> str:
+        """
+        Bump the version of the repo
+        :param version: The current version
+        :param index: The index of the version to bump
+        :param tag_repo: Whether or not to tag the repo
+        :param update_files: Whether or not to update the files
+        :return: The new version
+        """
+        v: List[str] = version.split(".")
+
+        # Bump version
+        v[index] = str(int(v[index]) + 1)
+
+        # Reset subversions
+        i = len(v) - 1
+        while i > index:
+            v[i] = "0"
+            i = i - 1
+
+        # Get new version
+        new_version = ".".join(v)
+
+        # Tag new version
+        if tag_repo and version != new_version:
+            self._scm.tag_version(new_version)
+
+        # Update local files
+        if update_files:
+            self._update_file_version(new_version, version)
+
+        return new_version
+
+    def _update_file_version(self, new_version: str, version: str = "0.0.0"):
+        """
+        Update the version in the config file
+        :param new_version: The new version
+        :param version: The current version
+        """
+        # Open up config file
+        config = toml.load("./.bumpversion.cfg")
+
+        bump_version_file_prefix = "bumpversion:file:"
+        bump_version_file_prefix_len = len(bump_version_file_prefix)
+        for section in config:
+            if section.startswith(bump_version_file_prefix):
+                file_path = Path(section[bump_version_file_prefix_len:])
+                section_data = config[section]
+                if file_path.is_file():
+                    # Get search val from config
+                    search_val = section_data["search"]
+                    search_val = self._process_config_string(
+                        search_val, new_version, version
+                    )
+
+                    # Get replace val from config
+                    replace_val = section_data["replace"]
+                    replace_val = self._process_config_string(
+                        replace_val, new_version, version
+                    )
+
+                    # Update replace values in file
+                    with open(file_path, "r") as file:
+                        filedata = file.read()
+                    filedata = filedata.replace(search_val, replace_val)
+                    with open(file_path, "w") as file:
+                        file.write(filedata)
+                else:
+                    logger.warning(
+                        f"Tried to version file: '{file_path}' but it doesn't exist!"
+                    )
+
+    def run(self, push=True):
+        """
+        Run the versioning process
+        1) get branches from last commit message
+        2) see if we're merging into a main branch
+        3) see what type of versioning we should do
+        4) version the repo
+        :param push: Whether or not to push the changes
+        """
+        self._branch = self._scm.get_branch()
+        self._merged_branch = self._scm.get_merge_branch()
+
+        if not self._merged_branch:
+            raise NoMergeFoundException()
+        if self._branch not in self._main_branches:
+            raise NotMainBranchException()
+
+        self._version_type = self._scm.get_version_type(
+            self._branch,
+            self._major_branches,
+            self._minor_branches,
+            self._patch_branches,
+        )
+
+        if not self._version_type:
+            raise NoGitFlowException()
+
+        self._version_repo()
+        if push:
+            self._scm.commit_and_push(self._branch)

semver/utils.py

@@ -1,72 +0,0 @@
-import subprocess
-from typing import Union, List
-
-try:
-    from subprocess import DEVNULL  # py3k
-except ImportError:
-    import os
-
-    DEVNULL = open(os.devnull, "wb")
-
-import toml
-
-from semver.logger import logging, logger, console_logger
-
-
-def get_tag_version() -> str:
-    """
-    Get the latest tagged version from git tags
-    :return: The latest tagged version
-    """
-    config: dict = toml.load("./.bumpversion.cfg")
-
-    tag_expression: str = config["bumpversion"]["tag_name"].replace(
-        "{new_version}", "[0-9]*.[0-9]*.[0-9]*"
-    )
-
-    logger.debug("Tag expression: " + str(tag_expression))
-
-    # Default version is `0.0.0` or what is found in
-    version = get_file_version(config)
-
-    # If a version is found in git tags, use that the latest tagged version
-    tagged_versions: Union[List[str], None] = None
-    try:
-        proc = subprocess.run(
-            ["git", "tag", "--sort=v:refname", "-l", tag_expression],
-            capture_output=True,
-            text=True,
-            check=True,
-        )
-        tagged_versions = proc.stdout.rstrip().split("\n")
-    except subprocess.CalledProcessError as e:
-        raise RuntimeError(
-            f"Error getting latest tagged git version: {str(e.stderr).rstrip()}"
-        )
-
-    if len(tagged_versions) > 0 and tagged_versions[-1] != "":
-        version = tagged_versions[-1]
-
-    logger.debug("Tag Version: " + str(version))
-    return version
-
-
-def get_file_version(config: dict) -> str:
-    """
-    :param config: The bumpversion config as a dict
-    :return: The current version from the config file
-    """
-    bumpversion: Union[str, None] = config.get("bumpversion", None)
-    version: Union[str, None] = (
-        bumpversion.get("current_version", None) if bumpversion else None
-    )
-
-    if not bumpversion:
-        config["bumpversion"] = {}
-        version = "0.0.0"
-
-    if not version:
-        config["bumpversion"]["current_version"] = "0.0.0"
-        version = "0.0.0"
-
-    return version

semver/version_type.py

@@ -0,0 +1,7 @@
+from enum import IntEnum
+
+
+class VersionType(IntEnum):
+    MAJOR = 0
+    MINOR = 1
+    PATCH = 2