End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
Fiber#alive?
fiber.alive? → true or false
cont.c
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VALUE
rb_fiber_alive_p(VALUE fiber_value)
{
return FIBER_TERMINATED_P(fiber_ptr(fiber_value)) ? Qfalse : Qtrue;
}
Returns true if the fiber can still be resumed (or transferred to). After finishing execution of the fiber block this method will always return false.
See also
.yield
#backtrace
.set_scheduler
#backtrace_locations
also in
4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.0