Bug #21285: Range#overlap? returns false for (nil..nil)

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: 3.4.3
• Backport: 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: UNKNOWN

[andrykonchin (Andrew Konchin)]

I've notices the following edge case:

(..1).overlap?(nil..nil)
=> false

But I expect true

[mame (Yusuke Endoh)]

• Is duplicate of Bug #21185: Range#overlap? is not commutative with doubly-unbounded range argument. added

[mame (Yusuke Endoh)]

• Status changed from Open to Closed

I believe it is already fixed.

[andrykonchin (Andrew Konchin)]

Yeah, indeed. I was fixed in https://github.com/ruby/ruby/pull/12937. Thank you.