Issue #21378 has been updated by yui-knk (Kaneko Yuichiro).
Do you think this is possible to implement?
This is possible to implement like [this](https://github.com/yui-knk/ruby/compare/f9bffff3d4b45d4c6fed42f13d556c520f3c...). Let's discuss the detail in #21097. ---------------------------------------- Bug #21378: variable pinning does not look for method arguments https://bugs.ruby-lang.org/issues/21378#change-114569 * Author: shyouhei (Shyouhei Urabe) * Status: Feedback * Assignee: matz (Yukihiro Matsumoto) * ruby -v: ruby 3.5.0dev (2025-01-23T15:24:35Z origin/7ed08c4fd31.. 7ed08c4fd3) +PRISM [wasm32-wasi] * Backport: 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: UNKNOWN ---------------------------------------- Is this intentional? ``` irb(main):001> def x?(y, z) = y in { x: ^z } <internal:kernel>:168:in 'Kernel#loop': (irb):1: syntax error found (SyntaxError)
1 | def x?(y, z) = y in { x: ^z } | ^ z: no such local variable
from eval_async:132:in '<main>' from /bundle/gems/js-2.7.1/lib/js.rb:109:in 'Kernel.eval' from /bundle/gems/js-2.7.1/lib/js.rb:109:in 'block in JS.__eval_async_rb' from /bundle/gems/js-2.7.1/lib/js.rb:120:in 'block in JS.__async' ``` -- https://bugs.ruby-lang.org/