Version Compatibility

Which features are available in which Wyn version.

v1.11.0 (Current)

The Developer Experience Release — enum.to_string(), for i, v in arr, int? optionals, "ha" * 3 string repeat, wyn test cross-platform, wyn fmt, typed arrays, better error messages.

v1.10.0

The Quality Release — zero memory leaks, 2,024x faster string append, 189x faster sort, 49KB binaries.

v1.9.0

• Green thread coroutines (spawn/await)
• Channels (Task.send/Task.recv/Task.select_2)
• I/O event loop (kqueue/epoll)
• wyn bench with statistics
• wyn doc --html
• wyn fmt code formatter
• wyn test test runner
• wyn repl interactive mode
• wyn watch auto-rebuild
• Online playground
• Package lockfile (wyn.lock)
• WebSocket and JWT packages
• Source maps (#line directives)
• Math.checked_add/sub/mul
• Toml.parse/get
• Bcrypt.hash/verify
• Log.info/warn/error/debug
• Base64.encode/decode
• Regex_match/replace
• Args.get/has
• Uuid.v4()
• --mem-stats flag
• PGO support (--pgo)

v1.7.0

• Generic functions (monomorphization)
• Pattern matching (match)
• Data enums with associated values
• Pipe operator (|>)
• String interpolation (${expr})
• Package system (wyn.toml)
• 36 official packages
• VS Code extension
• Neovim plugin
• Extension methods on structs

v1.6.0

• Module system (import)
• Visibility (pub)
• Namespace imports
• Multi-file compilation

v1.5.0

• HTTP server (Http.listen/Http.accept)
• SQLite (Db.open/Db.query)
• JSON parsing
• File I/O
• Networking (TCP sockets)
• HashMap and HashSet

v1.4.0

• Structs with methods
• Enums (simple)
• For-in loops
• Array methods (push, pop, map, filter)

v1.3.0

• Float support
• String methods (upper, lower, trim, split, replace)
• Math module
• Error handling (Result type)

v1.2.0

• Functions with return types
• If/else expressions
• While loops
• Constants (const)

v1.1.0

• Basic types (int, string, bool)
• Variables (var)
• Print/println
• Basic arithmetic

See Also

• What's New in v1.11 — latest release
• Known Limitations — current limitations