0.609

What's Changed

• Syntax for read-only and write-only properties is now parsed, but is not yet supported in typechecking
• Fixed missing include for std::exchange by @Gskartwii in #1147

New Type Solver

• keyof and rawkeyof type operators have been updated to match final text of the RFC
• Fixed issues with cyclic type families that were generated for mutable loop variables

Native Code Generation

• Fixed inference for number / vector operation that caused an unnecessary VM assist

New Contributors

• @Gskartwii made their first contribution in #1147

Full Changelog: 0.608...0.609