# Changelog
All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [0.2.0] - Unreleased

### Fixed
- Address constant mypy breaking changes.

### Added
- Parametrize template hashing function.

### Changed
- Breaking, handle `__bool__` for everything except mappings.
- Breaking, tokenizer is no longer a generator.
- Breaking, digit attributes and virtuals are now unreachable.
- CRC32-based hashing now used by default.
- Drop optional `xxhash` dependency.

## [0.1.5] - 2021-12-17

### Added
- Changelog.

### Changed
- Migrate tokenizer to an indexed balanced decission tree.
- Migrate renderer to a balanced decission tree.
- Other minor optimizations.

### Fixed
- Fix `tokenizer` raising `IndexError` with truncated tokens.

## [0.1.4] - 2021-04-13

### Fixed
- Fix longstanding issue with unclosed tags hanging the tokenizer.

## [0.1.3] - 2021-04-11

### Added
- `bytes` templates now support byte-keyed scope items and virtuals.
- `default_getter` now supports custom virtual properties.
- Optional `xxhash` support to minimize template cache memory footprint.

### Fixed
- Fix argument forwarding.
- Fix incorrect behavior with nested undefined properties.
- Fix default parameter values not being public.

## [0.1.2] - 2021-01-29

### Fixed
- Fix tokenizer raising `IndexError` when trying to close the top level scope.

## [0.1.1] - 2021-01-11

### Fixed
- Fix handling of whitespaced tokens.

## [0.1.0] - 2021-01-01

### Added
- Initial release.

[0.2.0]: https://gitlab.com/ergoithz/ustache/-/compare/0.1.5...dev
[0.1.5]: https://gitlab.com/ergoithz/ustache/-/tags/0.1.5
[0.1.4]: https://gitlab.com/ergoithz/ustache/-/tags/0.1.4
[0.1.3]: https://gitlab.com/ergoithz/ustache/-/tags/0.1.3
[0.1.2]: https://gitlab.com/ergoithz/ustache/-/tags/0.1.2
[0.1.1]: https://gitlab.com/ergoithz/ustache/-/tags/0.1.1
[0.1.0]: https://gitlab.com/ergoithz/ustache/-/tags/0.1.0