Luke Wilson
258b3c8e9b
- Add support for error sets and error union types - Implement for loops with index and payload syntax - Add defer, break, continue, and switch statements - Support unary expressions and array indexing - Add unreachable expression and test declarations - Extend AST with new type expressions (array, error union) - Update formatter to handle all new syntax elements - Fix formatting for switch prongs, payloads, and blocks