verbose multiarchitectureerror

src/ahriman/application/handlers/handler.py

@@ -96,7 +96,7 @@ class Handler:
         # actually we do not have to spawn another process if it is single-process application, do we?
         if len(repositories) > 1:
             if not cls.ALLOW_MULTI_ARCHITECTURE_RUN:
-                raise MultipleArchitecturesError(args.command)
+                raise MultipleArchitecturesError(args.command, repositories)
 
             with Pool(len(repositories)) as pool:
                 result = pool.starmap(cls.call, [(args, repository_id) for repository_id in repositories])

src/ahriman/core/exceptions.py

@@ -23,6 +23,8 @@ from collections.abc import Callable
 from pathlib import Path
 from typing import Any, Self
 
+from ahriman.models.repository_id import RepositoryId
+
 
 class BuildError(RuntimeError):
     """
@@ -173,14 +175,18 @@ class MultipleArchitecturesError(ValueError):
     exception which will be raised if multiple architectures are not supported by the handler
     """
 
-    def __init__(self, command: str) -> None:
+    def __init__(self, command: str, repositories: list[RepositoryId] | None = None) -> None:
         """
         default constructor
 
         Args:
             command(str): command name which throws exception
+            repositories(list[RepositoryId] | None, optional): found repository list (Default value = None)
         """
-        ValueError.__init__(self, f"Multiple architectures/repositories are not supported by subcommand {command}")
+        message = f"Multiple architectures/repositories are not supported by subcommand {command}"
+        if repositories is not None:
+            message += f", got {repositories}"
+        ValueError.__init__(self, message)
 
 
 class OptionError(ValueError):