Add Failure base class with spec-compliant metadata/details#45

Draft

VegetarianOrc wants to merge 15 commits intomainfrom

amazzeo/add-failure

Commits on Jan 28, 2026

Preserve raw HandlerError type
VegetarianOrc
committed
Remove class methods and make constructor accept either a HandlerErrorType or a str to simplify the API surface
VegetarianOrc
committed
Add additional assertions to string HanderError test
VegetarianOrc
committed
Fix spacing in docstring
VegetarianOrc
committed
Run formatter. Declare classvars in HandlerErrorType. Add ignore for inaccurate mypy linting error
VegetarianOrc
committed
Update ruff and target python 3.10 for ruff linting. Swap to using a match statement rather than the classvar frozensets.
VegetarianOrc
committed
Remove ruff from direct dependencies
VegetarianOrc
committed
Add Failure base class and set spec-compliant metadata/details

VegetarianOrc
and
claude
committed
Make Failure.stack_trace a property that captures traceback

VegetarianOrc
and
claude
committed
Ignore IDE setting files in gitignore
VegetarianOrc
committed
Add __repr__ methods and make metadata/details immutable

VegetarianOrc
and
claude
committed

Commits on Jan 29, 2026

Use Python's native __cause__ for Failure exception chaining

VegetarianOrc
and
claude
committed

Commits on Jan 30, 2026