Files
mruby-mruby/mrbgems/mruby-compiler/core
Yukihiro "Matz" Matsumoto 07ac110ddd mruby-compiler: add guard clauses to pattern matching
Add support for if/unless guards in case/in pattern matching:

  case value
  in x if x > 0 then :positive
  in x unless x == 0 then :non_zero
  end

Uses modifier_if/modifier_unless tokens since guards appear after
an expression. Disable peephole optimization for pattern variable
binding to prevent gen_move() from being optimized away when failed
guard jumps target the binding instruction.

Co-authored-by: Claude <noreply@anthropic.com>
2025-12-18 16:27:25 +09:00
..
2021-03-01 10:06:17 +10:00