Fix name handling in ClickAliasedGroup.add_command

click_aliases/__init__.py

@@ -18,11 +18,11 @@ def __init__(self, *args: t.Any, **kwargs: t.Any) -> None:
 
     def add_command(self, *args: t.Any, **kwargs: t.Any) -> None:
         aliases = kwargs.pop("aliases", [])
+        name = kwargs.get("name")
         super().add_command(*args, **kwargs)
         if aliases:
             cmd = args[0]
-            name = args[1] if len(args) > 1 else None
-            name = name or cmd.name
+            name = name or (args[1] if len(args) > 1 else None) or cmd.name
             if name is None:
                 raise TypeError("Command has no name.")
 

test_aliases.py

@@ -0,0 +1,24 @@
+#!/usr/bin/env python
+import click
+from click_aliases import ClickAliasedGroup
+
+@click.group(cls=ClickAliasedGroup)
+def cli():
+    pass
+
+@click.command()
+def foo():
+    """Run a command."""
+    click.echo('foo')
+
+# Original case that didn't work - should now show aliases
+cli.add_command(foo, name='foo2', aliases=['bar', 'baz', 'qux'])
+
+# Original working case for reference
+@cli.command(aliases=['test2', 'test3'])
+def test():
+    """Test command."""
+    click.echo('test')
+
+if __name__ == '__main__':
+    cli()