Ruby Issue Tracking System

05/20/2017

12:39 AM Ruby trunk Bug #13492 (Closed): Integer#prime? and Prime.each might produce false positives

Good catch.
I tweaked the timeout test by patching `Integer.sqrt`.

12:36 AM Ruby trunk Revision 58809 (trunk): lib/prime: Fix primality of some large integers [#13492].

* lib/prime.rb: Use accurate sqrt to insure all factors are tested.
Patch by Marcus Stollsteimer.
* test/test_prim...

04/25/2017

03:12 PM Ruby trunk Feature #13495: add Range#count as an alias to Range#size

Sorry, I got confused. `Enumerator` has a `size` method, not `Enumerable`.

05:14 AM Ruby trunk Feature #13495: add Range#count as an alias to Range#size

PS: "Enumerable does not have size" is incorrect. `Enumerable` have a `size` method, although it may return `nil` if ...

05:11 AM Ruby trunk Feature #13495 (Rejected): add Range#count as an alias to Range#size

`size` calculates the size lazily, without enumerating. If it can't, it returns `nil`.
`count` calculates the size b...

03/29/2017

02:59 PM Ruby trunk Bug #8894 (Closed): Fixnum#quo returns wrong result when given a float

03/16/2017

06:46 PM Ruby trunk Feature #13208: Vector.zero(n) and vector.zero?

Martin is exactly right. See https://en.wikipedia.org/wiki/Vacuous_truth

03/14/2017

08:11 PM Ruby trunk Feature #13208 (Closed): Vector.zero(n) and vector.zero?

08:11 PM Ruby trunk Feature #13208: Vector.zero(n) and vector.zero?

Thanks for the patch.
Committed.
PS: I allowed `Vector.zero(0)`.

08:06 PM Ruby trunk Feature #5481: Gemifying Ruby standard library

I'd like to gemify matrix & ostruct, but it's not clear to me what needs to be done besides creating the gemspec and ...