False positive syntax error on endless method definition on 10.0 #8776
Description
jruby -e 'eval("def ===(v) = v")'
Related to https://github.com/dry-rb/dry-types/blob/main/lib/dry/types/constrained.rb#L108
Environment Information
jruby 10.0.0.0 (3.4.2) 2025-04-13 6ed59bc847 Java HotSpot(TM) 64-Bit Server VM 24.0.1+9-30 on 24.0.1+9-30 +indy +jit [x86_64-darwin]
Expected Behavior
No SyntaxError
Actual Behavior
SyntaxError: (eval at -e:1):1: setter method cannot be defined in an endless method definition
eval at org/jruby/RubyKernel.java:1258
<main> at -e:1