# Changelog
## 0.7.0
- Update `uuid` to `0.8.1`.
## 0.6.0
_yanked_
## 0.5.3
- Only allow ASCII hex charactes in code identifiers.
- Implement `AsRef<str>` for `CodeId`.
## 0.5.2
- Implement conversion traits for `CodeId`.
- Always coerce code identifiers to lower case.
## 0.6.0 (yanked)
- Change `CodeId` to be a binary buffer instead of formatted string.
## 0.5.1
- Implement `Display` and `std::error::Error` for `ParseCodeIdError`.
## 0.5.0
- Add `CodeId`, an identifier for code files.
- Add `DebugId::nil` to create an empty id. This is the default.
- Add `DebugId::is_nil` to check whether a debug ID is empty.
- **Breaking Change:** The serde feature is now only called `"serde"`.
## 0.4.0
- **Breaking Change**: Require Rust 1.31.0 (Edition 2018) or newer
- Make parsing from string future-proof
## 0.3.1
Add a conversion from Microsoft GUIDs.
## 0.3.0
Update to `uuid:0.7.0`.
## 0.2.0
Renamed `DebugIdParseError` to `ParseDebugIdError`, according to Rust naming
guidelines.
## 0.1.1
Improved implementation of the `serde` traits.
## 0.1.0
Initial release.