コード例 #1
0
def test_update_single_serializer_string():
    serializer = "__version__ = \"{{major}}.{{minor}}.{{patch}}\""

    rep = replacer.Replacer(serializer)

    rep.update("__version__ = \"{{major}}.{{minor}}\"")

    assert rep.serializers == {'0': "__version__ = \"{{major}}.{{minor}}\""}
コード例 #2
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ファイル: test_replacer.py プロジェクト: jobec/punch
def test_get_versions():
    current_version = {'major': 1, 'minor': 0, 'patch': 0}
    new_version = {'major': 1, 'minor': 0, 'patch': 1}

    serializer = "__version__ = \"{{major}}.{{minor}}.{{patch}}\""
    rep = replacer.Replacer(serializer)

    list_of_versions = rep.run_all_serializers(current_version, new_version)

    assert list_of_versions == [("__version__ = \"1.0.0\"",
                                 "__version__ = \"1.0.1\"")]
コード例 #3
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def test_process_multiple_serializers_dict():
    serializer = {
        'main': "__version__ = \"{{major}}.{{minor}}.{{patch}}\"",
        'apiabi': "__api_abi__ = \"{{major}}.{{minor}}\""
    }

    rep = replacer.Replacer(serializer, 'main')

    assert rep.serializers == {
        'main': "__version__ = \"{{major}}.{{minor}}.{{patch}}\"",
        'apiabi': "__api_abi__ = \"{{major}}.{{minor}}\""
    }
コード例 #4
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def test_process_multiple_serializers_list():
    serializer = [
        "__version__ = \"{{major}}.{{minor}}.{{patch}}\"",
        "__api_abi__ = \"{{major}}.{{minor}}\""
    ]

    rep = replacer.Replacer(serializer)

    assert rep.serializers == {
        '0': "__version__ = \"{{major}}.{{minor}}.{{patch}}\"",
        '1': "__api_abi__ = \"{{major}}.{{minor}}\""
    }
コード例 #5
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ファイル: test_replacer.py プロジェクト: jobec/punch
def test_get_main_version_change_with_multiple_serializers():
    current_version = {'major': 1, 'minor': 0, 'patch': 0}
    new_version = {'major': 1, 'minor': 0, 'patch': 1}

    serializers = [
        "__version__ = \"{{major}}.{{minor}}.{{patch}}\"",
        "__api_abi__ = \"{{major}}.{{minor}}\""
    ]
    rep = replacer.Replacer(serializers)

    current, new = rep.run_main_serializer(current_version, new_version)

    assert current, new == ("__version__ = \"1.0.0\"",
                            "__version__ = \"1.0.1\"")
コード例 #6
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def test_file_updater_preview(temp_empty_dir):
    filepath = os.path.join(temp_empty_dir, "__init__.py")
    local_variables = {'serializer': "__version__ = \"{{major}}.{{minor}}\""}

    file_config = fc.FileConfiguration(filepath, local_variables)

    current_version = {'major': 1, 'minor': 2, 'patch': 3}
    new_version = {'major': 1, 'minor': 3, 'patch': 0}

    rep = replacer.Replacer(file_config.config['serializer'])
    updater = fu.FileUpdater(file_config, rep)
    summary = updater.get_summary(current_version, new_version)

    assert summary == {'0': ("__version__ = \"1.2\"", "__version__ = \"1.3\"")}
コード例 #7
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ファイル: test_replacer.py プロジェクト: jobec/punch
def test_get_versions_with_multiple_serializers():
    current_version = {'major': 1, 'minor': 0, 'patch': 0}
    new_version = {'major': 1, 'minor': 0, 'patch': 1}

    serializers = [
        "__version__ = \"{{major}}.{{minor}}.{{patch}}\"",
        "__api_abi__ = \"{{major}}.{{minor}}\""
    ]
    rep = replacer.Replacer(serializers)

    list_of_versions = rep.run_all_serializers(current_version, new_version)

    assert list_of_versions == [
        ("__version__ = \"1.0.0\"", "__version__ = \"1.0.1\""),
        ("__api_abi__ = \"1.0\"", "__api_abi__ = \"1.0\"")
    ]
コード例 #8
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ファイル: test_replacer.py プロジェクト: jobec/punch
def test_replace_content():
    current_version = {'major': 1, 'minor': 0, 'patch': 0}
    new_version = {'major': 1, 'minor': 0, 'patch': 1}

    file_content = """# Just a comment
    __version__ = "1.0.0"
    """

    updated_file_content = """# Just a comment
    __version__ = "1.0.1"
    """

    serializer = "__version__ = \"{{major}}.{{minor}}.{{patch}}\""
    rep = replacer.Replacer(serializer)

    new_file_content = rep.replace(file_content, current_version, new_version)

    assert new_file_content == updated_file_content
コード例 #9
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def test_file_updater_with_partial_serializer(
        temp_dir_with_version_file_partial):
    filepath = os.path.join(temp_dir_with_version_file_partial, "__init__.py")

    current_version = {'major': 1, 'minor': 2, 'patch': 3}
    new_version = {'major': 1, 'minor': 3, 'patch': 0}

    local_variables = {'serializer': "__version__ = \"{{major}}.{{minor}}\""}

    file_config = fc.FileConfiguration(filepath, local_variables)

    rep = replacer.Replacer(file_config.config['serializer'])
    updater = fu.FileUpdater(file_config, rep)
    updater.update(current_version, new_version)

    with open(filepath, 'r') as f:
        new_file_content = f.read()

    assert new_file_content == "__version__ = \"1.3\""
コード例 #10
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def test_file_updater_with_nonexisting_file(temp_empty_dir):
    filepath = os.path.join(temp_empty_dir, "__init__.py")
    local_variables = {'serializer': "__version__ = \"{{major}}.{{minor}}\""}

    file_config = fc.FileConfiguration(filepath, local_variables)

    current_version = {'major': 1, 'minor': 2, 'patch': 3}
    new_version = {'major': 1, 'minor': 3, 'patch': 0}

    if six.PY2:
        expected_exception = IOError
    else:
        expected_exception = FileNotFoundError

    with pytest.raises(expected_exception) as exc:
        rep = replacer.Replacer(file_config.config['serializer'])
        updater = fu.FileUpdater(file_config, rep)
        updater.update(current_version, new_version)

    assert str(exc.value) == "The file {} does not exist".format(
        file_config.path)
コード例 #11
0
ファイル: test_replacer.py プロジェクト: jobec/punch
def test_replace_content_with_multiple_serializers():
    current_version = {'major': 1, 'minor': 0, 'patch': 0}
    new_version = {'major': 1, 'minor': 0, 'patch': 1}

    file_content = """# Just a comment
    __version__ = "1.0.0"
    __api_abi__ = "1.0"
    """

    updated_file_content = """# Just a comment
    __version__ = "1.0.1"
    __api_abi__ = "1.0"
    """

    serializers = [
        "__version__ = \"{{major}}.{{minor}}.{{patch}}\"",
        "__api_abi__ = \"{{major}}.{{minor}}\""
    ]

    rep = replacer.Replacer(serializers)

    new_file_content = rep.replace(file_content, current_version, new_version)

    assert new_file_content == updated_file_content
コード例 #12
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def main(original_args=None):
    parser = argparse.ArgumentParser(
        description="Manages file content with versions.")
    parser.add_argument('-c',
                        '--config-file',
                        action='store',
                        help="Config file",
                        default=default_config_file_name)
    parser.add_argument('-v',
                        '--version-file',
                        action='store',
                        help="Version file",
                        default=default_version_file_name)
    parser.add_argument('-p', '--part', action='store')
    parser.add_argument('--set-part', action='store')
    parser.add_argument('-a', '--action', action='store')
    parser.add_argument('--action-options', action='store')
    parser.add_argument('--action-flags', action='store')
    parser.add_argument('--reset-on-set', action='store_true')
    parser.add_argument('-q',
                        '--quiet',
                        action='store_true',
                        help='Ignore warnings')
    parser.add_argument('--verbose', action='store_true', help="Be verbose")
    parser.add_argument('--version',
                        action='store_true',
                        help="Print the Punch version and project information")
    parser.add_argument('--init',
                        action='store_true',
                        help="Writes default initialization files" +
                        " (does not overwrite existing ones)")
    parser.add_argument(
        '-s',
        '--simulate',
        action='store_true',
        help="Simulates the version increment and" +
        " prints a summary of the relevant data (implies --verbose)")

    args = parser.parse_args()

    # This is here just to avoid "can be not defined" messages by linters
    repo = None

    args_initialize(args)
    config = args_check_options(args)

    if args.verbose:
        print("## Punch version {}".format(punch.__version__))

    action = create_action(args, config)

    current_version = ver.Version.from_file(args.version_file, config.version)
    new_version = action.process_version(current_version)

    global_replacer = rep.Replacer(config.globals['serializer'])

    file_updaters = []
    for file_configuration in config.files:
        file_replacer = rep.Replacer(config.globals['serializer'])
        file_replacer.update(file_configuration.config['serializer'])
        file_updaters.append(fu.FileUpdater(file_configuration, file_replacer))

    if config.vcs is not None:
        try:
            current_version_string, new_version_string = \
                global_replacer.run_serializer(
                    config.vcs_serializer,
                    current_version.as_dict(),
                    new_version.as_dict()
                )
        except rep.MissingSerializer:
            fatal_error(
                "The requested serializer {} has not been declared".format(
                    config.vcs_serializer))

        vcs_configuration = VCSConfiguration.from_dict(
            config.vcs, config.globals, {
                'current_version': current_version_string,
                'new_version': new_version_string
            })
    else:
        vcs_configuration = None

    # Prepare the VCS repository
    repo_class = select_vcs_repo_class(vcs_configuration)

    # Prepare the files that have been changed by Punch
    # Including the version file of Punch itself
    files_to_commit = [f.path for f in config.files]
    files_to_commit.append(args.version_file)

    # Initialise the VCS reposity class
    try:
        repo = repo_class(os.getcwd(), vcs_configuration, files_to_commit)
    except RepositorySystemError as exc:
        fatal_error(("An error occurred while initialising "
                     "the version control repository"), exc)

    changes = global_replacer.run_all_serializers(current_version.as_dict(),
                                                  new_version.as_dict())

    if args.verbose:
        print("\n# Current version")
        show_version_parts(current_version.values)

        print("\n# New version")
        show_version_parts(new_version.values)

        print("\n# Global version updates")
        show_version_updates(changes)

        print("\n# Configured files")
        for file_updater in file_updaters:
            print("+ {}:".format(file_configuration.path))
            changes = file_updater.get_summary(current_version.as_dict(),
                                               new_version.as_dict())
            show_version_updates(changes)

        vcs_info = repo.get_info()

        if len(vcs_info) != 0:
            print("\n# VCS")

            for key, value in vcs_info:
                print('+ {}: {}'.format(key, value))

    if args.simulate:
        sys.exit(0)

    check_release_notes(config, changes)

    VCSStartReleaseUseCase(repo).execute()

    try:
        for file_updater in file_updaters:
            file_updater.update(current_version.as_dict(),
                                new_version.as_dict())
    except ValueError as e:
        if not args.quiet:
            print("Warning:", e)

    # Write the updated version info to the version file.
    new_version.to_file(args.version_file)

    VCSFinishReleaseUseCase(repo).execute()
コード例 #13
0
def test_process_serializers_wrong_type():
    serializer = 5

    with pytest.raises(TypeError):
        replacer.Replacer(serializer)
コード例 #14
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def main(original_args=None):
    parser = argparse.ArgumentParser(
        description="Manages file content with versions.")
    parser.add_argument('-c',
                        '--config-file',
                        action='store',
                        help="Config file",
                        default=default_config_file_name)
    parser.add_argument('-v',
                        '--version-file',
                        action='store',
                        help="Version file",
                        default=default_version_file_name)
    parser.add_argument('-p', '--part', action='store')
    parser.add_argument('--set-part', action='store')
    parser.add_argument('-a', '--action', action='store')
    parser.add_argument('--action-options', action='store')
    parser.add_argument('--action-flags', action='store')
    parser.add_argument('--reset-on-set', action='store_true')
    parser.add_argument('--verbose', action='store_true', help="Be verbose")
    parser.add_argument('--version',
                        action='store_true',
                        help="Print the Punch version and project information")
    parser.add_argument('--init',
                        action='store_true',
                        help="Writes default initialization files" +
                        " (does not overwrite existing ones)")
    parser.add_argument(
        '-s',
        '--simulate',
        action='store_true',
        help="Simulates the version increment and" +
        " prints a summary of the relevant data (implies --verbose)")

    args = parser.parse_args()

    # These are here just to avoid "can be not defined" messages by linters
    config = None
    repo = None

    if args.version is True:
        print("Punch version {}".format(punch.__version__))
        print("Copyright (C) 2016 Leonardo Giordani")
        print("This is free software, see the LICENSE file.")
        print("Source: https://github.com/lgiordani/punch")
        print("Documentation: http://punch.readthedocs.io/en/latest/")
        sys.exit(0)

    if args.simulate:
        args.verbose = True

    if args.init is True:
        if not os.path.exists(default_config_file_name):
            with open(default_config_file_name, 'w') as f:
                f.write(default_config_file_content)

        if not os.path.exists(default_version_file_name):
            with open(default_version_file_name, 'w') as f:
                f.write(default_version_file_content)

        sys.exit(0)

    if not any([args.part, args.set_part, args.action]):
        fatal_error("You must specify one of --part, --set-part, or --action")

    if args.set_part and args.reset_on_set:
        set_parts = args.set_part.split(',')
        if len(set_parts) > 1:
            fatal_error(
                "If you specify --reset-on-set you may set only one value")

    if args.verbose:
        print("## Punch version {}".format(punch.__version__))

    try:
        config = cfr.PunchConfig(args.config_file)
    except (cfr.ConfigurationVersionError, ValueError) as exc:
        fatal_error("An error occurred while reading the configuration file.",
                    exc)

    if not args.simulate:
        if len(config.files) == 0:
            fatal_error("You didn't configure any file")

    current_version = ver.Version.from_file(args.version_file, config.version)
    new_version = current_version.copy()

    if args.part:
        args.action = "punch:increase"
        args.action_options = "part={}".format(args.part)

    if args.set_part:
        args.action = "punch:set"
        args.action_options = args.set_part

    if args.action:
        try:
            action_dict = config.actions[args.action]
        except KeyError:
            print("The requested action {} is not defined.".format(
                args.action))
            sys.exit(0)

        try:
            action_name = action_dict.pop('type')
        except KeyError:
            print("The action configuration is missing the 'type' field.")
            sys.exit(0)

        if args.action_options:
            action_dict.update(hlp.optstr2dict(args.action_options))

        action_class = ar.ActionRegister.get(action_name)
        action = action_class(action_dict)
        new_version = action.process_version(new_version)

    global_replacer = rep.Replacer(config.globals['serializer'])
    current_version_string, new_version_string = \
        global_replacer.run_main_serializer(
            current_version.as_dict(),
            new_version.as_dict()
        )

    if config.vcs is not None:
        special_variables = {
            'current_version': current_version_string,
            'new_version': new_version_string
        }

        vcs_configuration = vcsc.VCSConfiguration.from_dict(
            config.vcs, config.globals, special_variables)
    else:
        vcs_configuration = None

    if args.verbose:
        print("\n* Current version")
        show_version_parts(current_version.values)

        print("\n* New version")
        show_version_parts(new_version.values)

        changes = global_replacer.run_all_serializers(
            current_version.as_dict(), new_version.as_dict())

        print("\n* Global version updates")
        show_version_updates(changes)

        print("\nConfigured files")
        for file_configuration in config.files:
            updater = fu.FileUpdater(file_configuration)
            print("* {}:".format(file_configuration.path))
            changes = updater.get_summary(current_version.as_dict(),
                                          new_version.as_dict())
            show_version_updates(changes)

        if vcs_configuration is not None:
            print("\nVersion control configuration")
            print("Name:", vcs_configuration.name)
            print("Commit message", vcs_configuration.commit_message)
            print("Options:", vcs_configuration.options)

    if not args.simulate:
        files_to_commit = [f.path for f in config.files]
        files_to_commit.append(args.config_file)
        files_to_commit.append(args.version_file)

        if vcs_configuration is not None:
            if vcs_configuration.name == 'git':
                repo_class = gr.GitRepo
            elif vcs_configuration.name == 'git-flow':
                repo_class = gfr.GitFlowRepo
            else:
                fatal_error("The requested version control" +
                            " system {} is not supported.".format(
                                vcs_configuration.name))

            try:
                repo = repo_class(os.getcwd(), vcs_configuration,
                                  files_to_commit)
            except rex.RepositorySystemError as exc:
                fatal_error(
                    "An error occurred while initializing" +
                    " the version control repository", exc)
        else:
            repo = None

        if vcs_configuration is not None:
            # TODO: Create a fake UseCase to allow running this
            # without a repo and outside this nasty if
            uc = ruc.VCSReleaseUseCase(repo)
            uc.pre_start_release()
            uc.start_release()

        for file_configuration in config.files:
            updater = fu.FileUpdater(file_configuration)
            try:
                updater.update(current_version.as_dict(),
                               new_version.as_dict())
            except ValueError as e:
                print("Warning:", e)

        # Write the updated version info to the version file.
        new_version.to_file(args.version_file)

        if vcs_configuration is not None:
            uc.finish_release()
            uc.post_finish_release()
コード例 #15
0
ファイル: cli.py プロジェクト: h4/punch
def main(original_args=None):
    parser = argparse.ArgumentParser(
        description="Manages file content with versions."
    )
    parser.add_argument('-c', '--config-file', action='store',
                        help="Config file", default=default_config_file_name)
    parser.add_argument('-v', '--version-file', action='store',
                        help="Version file", default=default_version_file_name)
    parser.add_argument('-p', '--part', action='store')
    parser.add_argument('--set-part', action='store')
    parser.add_argument('-a', '--action', action='store')
    parser.add_argument('--action-options', action='store')
    parser.add_argument('--action-flags', action='store')
    parser.add_argument('--reset-on-set', action='store_true')
    parser.add_argument('-q', '--quiet', action='store_true',
                        help='Ignore warnings')
    parser.add_argument('--verbose', action='store_true',
                        help="Be verbose")
    parser.add_argument('--version', action='store_true',
                        help="Print the Punch version and project information")
    parser.add_argument(
        '--init',
        action='store_true',
        help="Writes default initialization files" +
             " (does not overwrite existing ones)"
    )
    parser.add_argument(
        '-s',
        '--simulate',
        action='store_true',
        help="Simulates the version increment and" +
             " prints a summary of the relevant data (implies --verbose)"
    )

    args = parser.parse_args()

    # These are here just to avoid "can be not defined" messages by linters
    config = None
    repo = None

    if args.version is True:
        print("Punch version {}".format(punch.__version__))
        print("Copyright (C) 2016 Leonardo Giordani")
        print("This is free software, see the LICENSE file.")
        print("Source: https://github.com/lgiordani/punch")
        print("Documentation: http://punch.readthedocs.io/en/latest/")
        sys.exit(0)

    if args.init is True:
        init_config_files()
        sys.exit(0)

    if args.simulate:
        args.verbose = True

    if not any([args.part, args.set_part, args.action]):
        fatal_error("You must specify one of --part, --set-part, or --action")

    set_options = [
        i is not None for i in [args.part, args.set_part, args.action]
    ]
    if sum(set_options) > 1:
        fatal_error(
            "You can only specify one of --part, --set-part, or --action")

    if args.set_part and args.reset_on_set:
        set_parts = args.set_part.split(',')
        if len(set_parts) > 1:
            fatal_error(
                "If you specify --reset-on-set you may set only one value"
            )

    try:
        config = cfr.PunchConfig(args.config_file)
    except (cfr.ConfigurationVersionError, ValueError) as exc:
        fatal_error(
            "An error occurred while reading the configuration file.",
            exc
        )

    if len(config.files) == 0:
        fatal_error("You didn't configure any file")

    if args.part:
        args.action = "punch:increase"
        args.action_options = "part={}".format(args.part)
    elif args.set_part:
        args.action = "punch:set"
        args.action_options = args.set_part

    if args.action and args.action not in config.actions:
        fatal_error("The requested action {} is not defined.".format(
            args.action
        )
        )

    if args.verbose:
        print("## Punch version {}".format(punch.__version__))

    action_dict = config.actions[args.action]

    try:
        action_name = action_dict.pop('type')
    except KeyError:
        fatal_error("The action configuration is missing the 'type' field.")

    if args.action_options:
        action_dict.update(hlp.optstr2dict(args.action_options))

    action_class = ar.ActionRegister.get(action_name)
    action = action_class(action_dict)

    current_version = ver.Version.from_file(args.version_file, config.version)
    new_version = action.process_version(current_version.copy())

    global_replacer = rep.Replacer(config.globals['serializer'])
    current_version_string, new_version_string = \
        global_replacer.run_main_serializer(
            current_version.as_dict(),
            new_version.as_dict()
        )

    if config.vcs is not None:
        vcs_configuration = vcsc.VCSConfiguration.from_dict(
            config.vcs,
            config.globals,
            {
                'current_version': current_version_string,
                'new_version': new_version_string
            }
        )
    else:
        vcs_configuration = None

    # Prepare the files that have been changed by Punch
    # Including the config and version file of Punch itself

    files_to_commit = [f.path for f in config.files]
    files_to_commit.append(args.config_file)
    files_to_commit.append(args.version_file)

    # Prepare the VCS repository
    repo_class = select_vcs_repo_class(vcs_configuration)

    # Initialise the VCS reposity class
    try:
        repo = repo_class(os.getcwd(), vcs_configuration, files_to_commit)
    except rex.RepositorySystemError as exc:
        fatal_error(
            "An error occurred while initialising" +
            " the version control repository",
            exc
        )

    if args.verbose:
        print("\n# Current version")
        show_version_parts(current_version.values)

        print("\n# New version")
        show_version_parts(new_version.values)

        changes = global_replacer.run_all_serializers(
            current_version.as_dict(),
            new_version.as_dict()
        )

        print("\n# Global version updates")
        show_version_updates(changes)

        print("\n# Configured files")
        for file_configuration in config.files:
            updater = fu.FileUpdater(file_configuration)
            print("+ {}:".format(file_configuration.path))
            changes = updater.get_summary(
                current_version.as_dict(),
                new_version.as_dict()
            )
            show_version_updates(changes)

        # TODO: this should come form the repo
        vcs_info = repo.get_info()

        if len(vcs_info) != 0:
            print("\n# VCS")

            for key, value in repo.get_info():
                print('+ {}: {}'.format(key, value))

    if args.simulate:
        sys.exit(0)

    uc = vsruc.VCSStartReleaseUseCase(repo)
    uc.execute()

    for file_configuration in config.files:
        updater = fu.FileUpdater(file_configuration)
        try:
            updater.update(
                current_version.as_dict(), new_version.as_dict()
            )
        except ValueError as e:
            if not args.quiet:
                print("Warning:", e)

    # Write the updated version info to the version file.
    new_version.to_file(args.version_file)

    uc = vfruc.VCSFinishReleaseUseCase(repo)
    uc.execute()
コード例 #16
0
ファイル: test_replacer.py プロジェクト: jobec/punch
def test_replace_content_without_config():
    with pytest.raises(TypeError):
        replacer.Replacer()
コード例 #17
0
 def __init__(self, file_configuration):
     self.file_configuration = file_configuration
     self.rep = replacer.Replacer(file_configuration.config['serializer'])
コード例 #18
0
def main(original_args=None):
    parser = argparse.ArgumentParser(
        description="Manages file content with versions.")
    parser.add_argument('-c',
                        '--config-file',
                        action='store',
                        help="Config file",
                        default=default_config_file_name)
    parser.add_argument('-v',
                        '--version-file',
                        action='store',
                        help="Version file",
                        default=default_version_file_name)
    parser.add_argument('-p', '--part', action='store')
    parser.add_argument('--set-part', action='store')
    parser.add_argument('--reset-on-set', action='store_true')
    parser.add_argument('--verbose', action='store_true', help="Be verbose")
    parser.add_argument('--version',
                        action='store_true',
                        help="Print the Punch version and project information")
    parser.add_argument(
        '--init',
        action='store_true',
        help=
        "Writes default initialization files (does not overwrite existing ones)"
    )
    parser.add_argument(
        '-s',
        '--simulate',
        action='store_true',
        help=
        "Simulates the version increment and prints a summary of the relevant data"
    )

    args = parser.parse_args()

    # These are here just to avoid "can be not defined messages" by linters
    config = None
    repo = None

    if args.version is True:
        print("Punch version {}".format(punch.__version__))
        print("Copyright (C) 2016 Leonardo Giordani")
        print("This is free software, see the LICENSE file.")
        print("Source: https://github.com/lgiordani/punch")
        print("Documentation: http://punch.readthedocs.io/en/latest/")
        sys.exit(0)

    if args.init is True:
        if not os.path.exists(default_config_file_name):
            with open(default_config_file_name, 'w') as f:
                f.write(default_config_file_content)

        if not os.path.exists(default_version_file_name):
            with open(default_version_file_name, 'w') as f:
                f.write(default_version_file_content)

        sys.exit(0)

    if args.part is None and args.set_part is None:
        fatal_error("You must either specify --part or --set-part")

    if args.set_part and args.reset_on_set:
        set_parts = args.set_part.split(',')
        if len(set_parts) > 1:
            fatal_error(
                "If you specify --reset-on-set you may set only one value")

    if args.verbose:
        print("## Punch version {}".format(punch.__version__))

    try:
        config = cfr.PunchConfig(args.config_file)
    except (cfr.ConfigurationVersionError, ValueError) as exc:
        fatal_error("An error occurred while reading the configuration file.",
                    exc)

    if not args.simulate:
        if len(config.files) == 0:
            fatal_error("You didn't configure any file")

    current_version = ver.Version.from_file(args.version_file, config.version)
    new_version = current_version.copy()

    if args.part:
        new_version.inc(args.part)

    if args.set_part:
        if args.reset_on_set:
            part, value = args.set_part.split('=')
            new_version.set_and_reset(part, value)
        else:
            set_dict = dict(i.split('=') for i in args.set_part.split(','))
            new_version.set(set_dict)

    global_replacer = rep.Replacer(config.globals['serializer'])
    current_version_string, new_version_string = global_replacer.run_main_serializer(
        current_version.as_dict(), new_version.as_dict())
    if config.vcs is not None:
        special_variables = {
            'current_version': current_version_string,
            'new_version': new_version_string
        }

        vcs_configuration = vcsc.VCSConfiguration.from_dict(
            config.vcs, config.globals, special_variables)
    else:
        vcs_configuration = None

    if args.simulate:
        print("* Current version")
        show_version_parts(current_version.values)

        print("\n* New version")
        show_version_parts(new_version.values)

        changes = global_replacer.run_all_serializers(
            current_version.as_dict(), new_version.as_dict())

        print("\n* Global version updates")
        show_version_updates(changes)

        print("\nConfigured files")
        for file_configuration in config.files:
            updater = fu.FileUpdater(file_configuration)
            print("* {}: ".format(file_configuration.path))
            changes = updater.get_summary(current_version.as_dict(),
                                          new_version.as_dict())
            show_version_updates(changes)

        if vcs_configuration is not None:
            print("\nVersion control configuration")
            print("Name:", vcs_configuration.name)
            print("Commit message", vcs_configuration.commit_message)
            print("Options:", vcs_configuration.options)

    else:
        if vcs_configuration is not None:
            if vcs_configuration.name == 'git':
                repo_class = gr.GitRepo
            elif vcs_configuration.name == 'git-flow':
                repo_class = gfr.GitFlowRepo
            else:
                fatal_error(
                    "The requested version control system {} is not supported."
                    .format(vcs_configuration.name))

            try:
                repo = repo_class(os.getcwd(), vcs_configuration)
            except rex.RepositorySystemError as exc:
                fatal_error(
                    "An error occurred while initializing the version control repository",
                    exc)
        else:
            repo = None

        if vcs_configuration is not None:
            # TODO: Create a fake UseCase to allow running this without a repo and outside this nasty if
            uc = ruc.VCSReleaseUseCase(repo)
            uc.pre_start_release()
            uc.start_release()

        for file_configuration in config.files:
            if args.verbose:
                print("* Updating file {}".format(file_configuration.path))
            updater = fu.FileUpdater(file_configuration)
            updater.update(current_version.as_dict(), new_version.as_dict())

        with open(args.version_file, 'w') as f:
            if args.verbose:
                print("* Updating version file")

            for i in new_version.keys:
                f.write('{name} = {value}\n'.format(
                    name=new_version.parts[i].name,
                    value=new_version.parts[i].value))

        if vcs_configuration is not None:
            uc.finish_release()
            uc.post_finish_release()