we lose aliases in the help output but this does fix shell completion, which is more important.

fixes #3

obsws_cli/alias.py

@@ -1,7 +1,5 @@
 """module defining a custom group class for handling command name aliases."""
 
-import re
-
 import typer
 
 
@@ -53,25 +51,3 @@ class RootTyperAliasGroup(typer.core.TyperGroup):
             case 'vc':
                 cmd_name = 'virtualcam'
         return super().get_command(ctx, cmd_name)
-
-
-class SubTyperAliasGroup(typer.core.TyperGroup):
-    """A custom group class to handle command name aliases for sub typers."""
-
-    _CMD_SPLIT_P = re.compile(r' ?[,|] ?')
-
-    def __init__(self, *args, **kwargs):
-        """Initialize the AliasGroup."""
-        super().__init__(*args, **kwargs)
-        self.no_args_is_help = True
-
-    def get_command(self, ctx, cmd_name):
-        """Get a command by name."""
-        cmd_name = self._group_cmd_name(cmd_name)
-        return super().get_command(ctx, cmd_name)
-
-    def _group_cmd_name(self, default_name):
-        for cmd in self.commands.values():
-            if cmd.name and default_name in self._CMD_SPLIT_P.split(cmd.name):
-                return cmd.name
-        return default_name