Translate every database-opening failure in haiku-ingester

`ConfigMismatchError` and `SourceUnavailableError` escaped the entry point as
tracebacks rather than a message and exit code 1. The entry-point test is
parametrized over the translated types, so the two CLIs' lists cannot drift
apart silently again.

CHANGELOG.md

@@ -27,7 +27,7 @@
   lists the selected separately, instead of mounting a checkbox per document.
   Selection is by document ID.
 - `haiku-rag list` prints only the fields a document has.
-- `haiku-rag` prints the message and exits when the configured embedder does not match the database, instead of raising a traceback.
+- `haiku-rag` and `haiku-ingester` print the message and exit when the configured embedder does not match the database, instead of raising a traceback.
 - Capabilities created without a client honor `lancedb.uri`.
 - A `lancedb.uri` without a scheme is treated as a local path. `--db PATH`
   overrides it.

haiku_rag_slim/haiku/rag/ingester/cli.py

@@ -34,8 +34,10 @@ from haiku.rag.ingester.queue.migrations import open_queue  # noqa: E402
 from haiku.rag.logging import configure_cli_logging  # noqa: E402
 from haiku.rag.store.exceptions import (  # noqa: E402
     AmbiguousDatabaseError,
+    ConfigMismatchError,
     MigrationRequiredError,
     ReadOnlyError,
+    SourceUnavailableError,
     UnknownDatabaseError,
 )
 
@@ -74,8 +76,10 @@ def cli() -> None:
         _cli()
     except (
         AmbiguousDatabaseError,
+        ConfigMismatchError,
         MigrationRequiredError,
         ReadOnlyError,
+        SourceUnavailableError,
         UnknownDatabaseError,
     ) as e:
         typer.echo(f"Error: {e}", err=True)

tests/ingester/test_cli.py

@@ -24,6 +24,14 @@ from haiku.rag.ingester.cli import _cli as cli
 from haiku.rag.ingester.cli import _resolve_queue_config
 from haiku.rag.ingester.cli import cli as ingester_cli
 from haiku.rag.ingester.queue.models import JobOp
+from haiku.rag.store.exceptions import (
+    AmbiguousDatabaseError,
+    ConfigMismatchError,
+    MigrationRequiredError,
+    ReadOnlyError,
+    SourceUnavailableError,
+    UnknownDatabaseError,
+)
 
 runner = CliRunner()
 
@@ -469,20 +477,29 @@ def test_cli_entry_point(monkeypatch):
     mock_cli.assert_called_once()
 
 
-def test_cli_entry_point_exits_on_migration_error(monkeypatch):
+@pytest.mark.parametrize(
-    from haiku.rag.ingester.cli import cli as cli_entry
+    "error",
-    from haiku.rag.store.exceptions import MigrationRequiredError
+    [
-
+        AmbiguousDatabaseError("names a set"),
-    monkeypatch.setattr(
+        ConfigMismatchError("embedder drifted"),
-        "haiku.rag.ingester.cli._cli",
+        MigrationRequiredError("need migration"),
-        MagicMock(side_effect=MigrationRequiredError("need migration")),
+        ReadOnlyError("read-only"),
+        SourceUnavailableError("papers would not open"),
+        UnknownDatabaseError("no such database"),
+    ],
+    ids=lambda e: type(e).__name__,
 )
+def test_cli_entry_point_exits_on_store_state_errors(monkeypatch, capsys, error):
+    from haiku.rag.ingester.cli import cli as cli_entry
+
+    monkeypatch.setattr("haiku.rag.ingester.cli._cli", MagicMock(side_effect=error))
     monkeypatch.setattr("haiku.rag.ingester.cli.configure_cli_logging", lambda: None)
     monkeypatch.setattr("haiku.rag.telemetry.configure", lambda **_: None)
 
     with pytest.raises(SystemExit) as exc_info:
         cli_entry()
     assert exc_info.value.code == 1
+    assert f"Error: {error}" in capsys.readouterr().err
 
 
 class TestPlacingTheIngesterDatabase: