Changelog

0.1.8 - 2023-03-19

Update syn dependency to v2.0

0.1.7 - 2023-01-01

Change library and examples to use Rust 2021 array IntoIterator impls
Update petgraph dependency to v0.6

0.1.6 - 2022-02-22

Implement support for iteration through for clauses in rules

0.1.5 - 2021-01-19

Bugfix: register Datalog variables bound in let patterns (#14)

0.1.4 - 2021-01-10

Add support for lifetimes in relations and the ref keyword (#9)
Add benchmarks and support for custom hashers (#9)

0.1.3 - 2020-11-21

Add shorter syntax for defining fact-rules (#6)
Add visibility modifiers to structs and fields, support struct attributes (#7)

0.1.2 - 2020-09-13

Implement support for destructuring and let bindings in rules
Add a span for more specific "invalid relation" error messages
Hygiene: write full paths for derived traits
Add documentation for the generated runtime
Add more comprehensive tests: &static str in relation, f64 in relation
Make clippy happy

0.1.1 - 2020-09-01

Fix bug causing docs to not render properly

0.1.0 - 2020-09-01

Initial release - crepe! macro, Datalog runtime, semi-naive evaluation, stratified negation.