Support errors-list extraction in transport error parsing

Co-authored-by: Shri Sukhani <shrisukhani@users.noreply.github.com>

Author: cursoragent

hyperbrowser/transport/error_utils.py

@@ -10,7 +10,7 @@ def _stringify_error_value(value: Any, *, _depth: int = 0) -> str:
     if isinstance(value, str):
         return value
     if isinstance(value, dict):
-        for key in ("message", "error", "detail", "msg"):
+        for key in ("message", "error", "detail", "errors", "msg"):
             nested_value = value.get(key)
             if nested_value is not None:
                 return _stringify_error_value(nested_value, _depth=_depth + 1)
@@ -45,7 +45,7 @@ def _fallback_message() -> str:
 
     extracted_message: str
     if isinstance(error_data, dict):
-        for key in ("message", "error", "detail"):
+        for key in ("message", "error", "detail", "errors"):
             message = error_data.get(key)
             if message is not None:
                 extracted_message = _stringify_error_value(message)

tests/test_transport_error_utils.py

@@ -151,3 +151,12 @@ def test_extract_error_message_uses_response_text_for_blank_string_payload():
     )
 
     assert message == "raw error body"
+
+
+def test_extract_error_message_extracts_errors_list_messages():
+    message = extract_error_message(
+        _DummyResponse({"errors": [{"msg": "first issue"}, {"msg": "second issue"}]}),
+        RuntimeError("fallback detail"),
+    )
+
+    assert message == "first issue; second issue"