Hi Christoph,

Question to present you: do you have any means to definitively retrieve
this note when you or anyone else actually writes the release notes? ;-)

If there is a practical means to do so, maybe initialize these
release notes right now and already write it down.

Kind regards,
Jakob


Am Mo., 28. Nov. 2022 um 16:10 Uhr schrieb <
christoph.thiede at student.hpi.uni-potsdam.de>:

> Note for future self: This is a breaking change that should be documented
> in the next release notes. :-)
>
> Best,
> Christoph
>
> On 2022-09-06T16:03:35+00:00, commits at source.squeak.org wrote:
>
> > David T. Lewis uploaded a new version of Chronology-Core to project The
> Trunk:
> > http://source.squeak.org/trunk/Chronology-Core-dtl.80.mcz
> >
> > ==================== Summary ====================
> >
> > Name: Chronology-Core-dtl.80
> > Author: dtl
> > Time: 19 May 2022, 12:03:05.720962 pm
> > UUID: 1b1b97c4-bc35-408d-b548-f0d0376a0808
> > Ancestors: Chronology-Core-dtl.79
> >
> > Change DateAndTime>>offset: to be compliant with the ANSI draft spec.
> The offset: method should answer an instance equivalent to the receiver,
> where equivalent means having the same UTC time.
> >
> > Let #offset: adopt the prior behavior of #utcOffset: and let #utcOffset:
> be a compatibility synonym for #offset:. Add #asLocalAt: to the squeak
> protocol and let it implement the prior behavior of #offset: Change
> existing code and tests to use #asLocalAt: but otherwise retain existing
> behavior.
> >
> > Issue reported at
> https://github.com/squeak-smalltalk/squeak-object-memory/issues/23
> >
> > =============== Diff against Chronology-Core-dtl.79 ===============
> >
> > Item was added:
> > + ----- Method: DateAndTime>>asLocalAt: (in category 'squeak protocol')
> -----
> > + asLocalAt: anOffset
> > +     "Answer a DateAndTime for a different time zone offset that has
> the same
> > +     year, month, day, hour, minute, and second as this instance, and
> with
> > +     printString that matches except for time zone offset."
> > +
> > +     | newOffset newMicros |
> > +     newOffset := anOffset asDuration asSeconds.
> > +     newMicros := localOffsetSeconds - newOffset * 1000000 +
> utcMicroseconds.
> > +     ^ self class utcMicroseconds: newMicros offset: newOffset
> > + !
> >
> > Item was changed:
> >   ----- Method: DateAndTime>>offset: (in category 'ansi protocol') -----
> >   offset: anOffset
> > +     "Answer a <DateAndTime> equivalent to the receiver but with its
> local time
> > +     being offset from UTC by offset.
> > -     "Answer a DateAndTime for a different time zone offset that has
> the same
> > -     year, month, day, hour, minute, and second as this instance, and
> with
> > -     printString that matches except for time zone offset."
> >
> > +     See asLocalAt: for the earlier behavior of this method."
> > +
> > +     ^ self class
> > +             utcMicroseconds: utcMicroseconds
> > +             offset: anOffset asDuration asSeconds!
> > -     | newOffset newMicros |
> > -     newOffset := anOffset asDuration asSeconds.
> > -     newMicros := localOffsetSeconds - newOffset * 1000000 +
> utcMicroseconds.
> > -     ^ self class utcMicroseconds: newMicros offset: newOffset
> > - !
> >
> > Item was changed:
> >   ----- Method: DateAndTime>>utcOffset: (in category 'squeak protocol')
> -----
> >   utcOffset: anOffset
> > +     "Compatiblity. Answer a DateAndTime equivalent to the receiver but
> offset from UTC by anOffset."
> > +
> > +     ^ self offset: anOffset!
> > -     "Answer a DateAndTime equivalent to the receiver but offset from
> UTC by anOffset"
> > -     ^ self class
> > -             utcMicroseconds: utcMicroseconds
> > -             offset: anOffset asDuration asSeconds!
> >
> > Item was changed:
> >   ----- Method: Timespan class>>current (in category 'squeak protocol')
> -----
> >   current
> > +     ^ self starting: (DateAndTime now asLocalAt: self defaultOffset)!
> > -     ^ self starting: (DateAndTime now offset: self defaultOffset)!
> >
> >
>
>
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