# v2 ## v2.0 ## v2.0.0 1. Update README. 2. Switch AST library from ret to regexp-tree. 3. Fix incorrect handling of nested quantifiers in disjunctions. 4. Enhance test suite. Contributors: - [davisjam](https://github.com/davisjam) # v1 This is the historic release. Contributors: - [substack](https://github.com/substack)