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instance method
Ractor#[]
(::interned sym) -> untyped
[](sym)
ractor.rb
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# File tmp/rubies/ruby-4.1.0-preview1/ractor.rb, line 493
def [](sym)
if (self != Ractor.current)
raise RuntimeError, "Cannot get ractor local storage for non-current ractor"
end
Primitive.ractor_local_value(sym)
end