Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →
instance method
Ractor::Port#closed?
() -> bool
port.closed? → true/false
ractor.rb
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# File tmp/rubies/ruby-4.1.0-preview1/ractor.rb, line 874
def closed?
__builtin_cexpr! %q{
ractor_port_closed_p(ec, self);
}
end
Returns whether or not the port is closed.