v0.21.0

Added

• Add the pm_constant_pool_find API for finding a constant.

Changed

• Fixes for Prism::Translation::Parser.
  • Ensure all errors flow through parser.diagnostics.process.
  • Fix the find pattern node.
  • Fix block forwarding with NumberedParametersNode.
  • Ensure we can parse strings with invalid bytes for the encoding.
  • Fix hash pairs in pattern matching.
• Properly reject operator writes on operator calls, e.g., a.+ -= b.
• Fix multi-byte escapes.
• Handle missing body in begin within the receiver of a method call.