https://github.com/apple/swift/commit/ea2f64cad218bb64a79afee41b77fe7bfc96cfd2#diff-b9ba8d4ad76ba94c1eeabc504d582b57R330

[stdlib] Add Sequence.Element, change ExpressibleByArrayLiteral.El...

…nt to ArrayLiteralElement (#8990)

Give Sequence a top-level Element, constrain Iterator to match

Remove many instances of Iterator.

Fixed various hard-coded tests

XFAIL a few tes...

7:47 AM

このコミットで追加されていますね

7:48 AM

https://github.com/apple/swift/pull/8990

[stdlib] Add Sequence.Element, change ExpressibleByArrayLiteral.El...

This change will allow generic algorithms to refer to Sequence.Element instead of Sequence.Iterator.Element. The PR is big but the vast bulk of the changes are removal of Iterator. from numerous li...

7:48 AM

https://github.com/apple/swift/pull/9589

[4.0][stdlib] Add Sequence.Element by airspeedswift · Pull Reques...

And change ExpressibleByArrayLiteral.Element to ArrayLiteralElement (#8990) 4.0 merge of #8990

7:49 AM

4.0からっぽい。