Changes bump-my-version into subcommands

- Is backwards-compatible with previous versions
- `bump-my-version` forwards command to `bump-my-version bump` subcommand
- Only problem is that Click will not show help automatically, must provide `--help`

bumpversion/aliases.py

@@ -1,5 +1,5 @@
 """Utilities for handling command aliases."""
-from typing import List
+from typing import List, Optional
 
 import rich_click as click
 from click import Context
@@ -13,20 +13,25 @@ class AliasedGroup(RichGroup):
     If there were a command called ``push``, it would accept ``pus`` as an alias (so long as it was unique)
     """
 
-    def get_command(self, ctx: Context, cmd_name: str) -> None:
+    def get_command(self, ctx: Context, cmd_name: str) -> Optional[click.Command]:
         """Given a context and a command name, this returns a Command object if it exists or returns None."""
         rv = click.Group.get_command(self, ctx, cmd_name)
         if rv is not None:
             return rv
         matches = [x for x in self.list_commands(ctx) if x.startswith(cmd_name)]
         if not matches:
-            return None
+            args = [cmd_name, *ctx.args]
+            new_ctx = self.make_context(ctx.info_name, args, parent=ctx)
+            return click.Group.get_command(self, new_ctx, "bump")
         elif len(matches) == 1:
             return click.Group.get_command(self, ctx, matches[0])
         ctx.fail(f"Too many matches: {', '.join(sorted(matches))}")
 
     def resolve_command(self, ctx: Context, args: List[str]) -> tuple:
         """Find the command and make sure the full command name is returned."""
         # always return the full command name
+        original_args = args[:]
         _, cmd, args = super().resolve_command(ctx, args)
+        if cmd.name == "bump" and args != original_args:
+            return cmd.name, cmd, original_args
         return cmd.name, cmd, args

bumpversion/cli.py

@@ -3,30 +3,35 @@
 from typing import List, Optional
 
 import rich_click as click
+from click.core import Context
 
-# from click.core import Context
 from bumpversion import __version__
-
-# from bumpversion.aliases import AliasedGroup
-from bumpversion.bump import do_bump, get_next_version
-from bumpversion.config import Config, find_config_file, get_configuration
+from bumpversion.aliases import AliasedGroup
+from bumpversion.bump import do_bump
+from bumpversion.config import find_config_file, get_configuration
 from bumpversion.logging import setup_logging
 from bumpversion.utils import get_context, get_overrides
 
 logger = logging.getLogger(__name__)
 
 
-# @click.group(cls=AliasedGroup)
-# @click.version_option(version=__version__)
-# @click.pass_context
-# def cli(ctx: Context) -> None:
-#     """Version bump your Python project."""
-#     if ctx.invoked_subcommand is None:
-#         ctx.invoke(bump)
+@click.group(
+    cls=AliasedGroup,
+    invoke_without_command=True,
+    context_settings={
+        "ignore_unknown_options": True,
+        "allow_interspersed_args": True,
+    },
+)
+@click.version_option(version=__version__)
+@click.pass_context
+def cli(ctx: Context) -> None:
+    """Version bump your Python project."""
+    if ctx.invoked_subcommand is None:
+        ctx.invoke(bump, *ctx.args)
 
 
-@click.command(context_settings={"ignore_unknown_options": True})
-@click.version_option(version=__version__)
+@cli.command(context_settings={"ignore_unknown_options": True})
 @click.argument("args", nargs=-1, type=str)
 @click.option(
     "--config-file",
@@ -163,7 +168,7 @@
     is_flag=True,
     help="List machine readable information",
 )
-def cli(
+def bump(
     # version_part: str,
     args: list,
     config_file: Optional[str],