crystal
https://github.com/crystal-lang/crystal
Crystal
The Crystal Programming Language
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- Issues
- fix: report a clear error for --emit with --cross-compile
- feat: add IO::ClosedError to identify closed-stream errors
- Windows: ArgumentError: The node is already in a Pairing Heap treeandIOCP::Timer#wake_at cannot be nil under high UDP concurrency/timeout
- ICE: type_id fails for VirtualType in Proc with class variable
- Disable transport read-ahead for kTLS sockets
- Fix `is_a?` with a union alias resolving to common ancestor
- Add `process-utils` for testing process execution
- BUG: no target defs when a closure inside a case branch matching uninstantiated generic types is passed to OptionParser#on
- `when Foo, Bar` creates a union `Foo | Bar`
- `bin/crystal` vs `.build/crystal`
- Docs
- Crystal not yet supported