1. Introduction
3. The description
4. 1. Overview
5. 2. Definitions
6. 1. 2.1. Parsing Expression Grammars
7. 3. Before tokenising
8. 4. Tokenising
9. 1. 4.1. Pretokens
   2. 4.2. Pretokenising
   3. 1. 4.2.1. Common definitions
      2. 4.2.2. Whitespace and comment pretokens
      3. 4.2.3. String and byte literal pretokens
      4. 4.2.4. Numeric literal pretokens
      5. 4.2.5. Identifier pretokens
      6. 4.2.6. Punctuation pretokens
   4. 4.3. Fine-grained tokens
   5. 4.4. Reprocessing
   6. 1. 4.4.1. Escape processing
      2. 4.4.2. List of reprocessing cases
10. 5. Lowering doc-comments
12. Appendices
13. 6. Frontmatter grammar
14. 7. Complete pretokenisation grammar
15. 8. Reimplementation CLI
17. Discussion
18. 9. Rationale for this model
19. 10. Grammar for raw string literals
20. 11. Open questions
21. 12. Rustc oddities