1. 1. Introduction
2. 2. Quickstart
3. 3. Writing tests
4. 1. 3.1. Capturing and variation
   2. 3.2. Asserting
   3. 3.3. Data tables
   4. 3.4. Doc strings
   5. 3.5. Rule keyword
   6. 3.6. Background keyword
   7. 3.7. Scenario Outline keyword
   8. 3.8. Scenario hooks
   9. 3.9. Spoken languages
   10. 3.10. Tags
   11. 3.11. Retrying failed scenarios
   12. 3.12. Modules organization
5. 4. CLI (command-line interface)
6. 5. Output
7. 1. 5.1. Terminal
   2. 5.2. JUnit XML report
   3. 5.3. Cucumber JSON format
   4. 5.4. Multiple outputs
   5. 5.5. tracing integration
   6. 5.6. IntelliJ Rust (libtest) integration
8. 6. Architecture
9. 1. 6.1. Custom Parser
   2. 6.2. Custom Runner
   3. 6.3. Custom Writer