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Don't allow rb_fiber_resume to raise exception on unborn fiber.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66611 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
samuel 2018-12-28 13:03:14 +00:00
parent 5fb9d1e11f
commit 9ee79b6581
2 changed files with 6 additions and 0 deletions
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5
cont.c
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@ -1896,9 +1896,14 @@ rb_fiber_resume(VALUE fibval, int argc, const VALUE *argv)
{
rb_fiber_t *fib = fiber_ptr(fibval);
if (argc == -1 && FIBER_CREATED_P(fib)) {
rb_raise(rb_eFiberError, "cannot raise exception on unborn fiber");
}
if (fib->prev != 0 || fiber_is_root_p(fib)) {
rb_raise(rb_eFiberError, "double resume");
}
if (fib->transferred != 0) {
rb_raise(rb_eFiberError, "cannot resume transferred Fiber");
}

1
test/ruby/test_fiber.rb
View file

@ -144,6 +144,7 @@ class TestFiber < Test::Unit::TestCase
}
assert_raise(RuntimeError){
fib = Fiber.new{ Fiber.yield }
fib.resume
fib.raise "raise and propagate"
}
assert_nothing_raised{