Mateus Rodrigues

Trailing comma implementation

15

This is a prototype implementation for [Allow trailing comma in tuples, arguments and if/guard/while conditions](https://github.com/apple/swift-evolution/pull/2344) gated behind `-enable-experimental-feature TrailingComma`.

Implement trailing comma for comma-separated lists

16

This is a implementation for https://github.com/swiftlang/swift-evolution/pull/2344 gated behind `-enable-experimental-feature TrailingComma`. After feedback from the language steering group I have expanded the original proposal and implementation that I began in https://github.com/apple/swift/pull/71975.

Improve unexpected tokens diagnostics

3

While investigating https://github.com/swiftlang/swift-syntax/issues/1373 I noticed that replacing a `break` with a `continue` in `canRecoverTo` improves diagnostic in a number of recovery tests. I've also added a little logic to call...