On Fri, Sep 26, 2014 at 1:53 PM, Nicolas Cellier <
nicolas.cellier.aka.nice at gmail.com> wrote:

> 2014-09-26 19:56 UTC+02:00, Eliot Miranda <eliot.miranda at gmail.com>:
> > On Fri, Sep 26, 2014 at 9:34 AM, Nicolas Cellier <
> > nicolas.cellier.aka.nice at gmail.com> wrote:
> >
> >> So you rely on (nil value -> nil).
> >> Will (is) the difference be still significant in Spur?
> >>
> >
> > Spur won't change that.  Spur shouldn't change visible semantics at all
> > beyond v asCharacter == v asCharacter is always true.
> >
>
> I mean will (does) Spur changes the timing ratio of [] value over nil
> value?
>

Ah, no.  Block dispatch is essentially unchanged.


>
> >
> >> 2014-09-26 17:11 GMT+02:00 <commits at source.squeak.org>:
> >>
> >> Levente Uzonyi uploaded a new version of Morphic to project The Trunk:
> >>> http://source.squeak.org/trunk/Morphic-ul.744.mcz
> >>>
> >>> ==================== Summary ====================
> >>>
> >>> Name: Morphic-ul.744
> >>> Author: ul
> >>> Time: 22 September 2014, 7:45:55.442 pm
> >>> UUID: 78178a2f-f249-4767-8429-f8236e1459bc
> >>> Ancestors: Morphic-cmm.743
> >>>
> >>> - sped up #valueOfProperty:ifAbsent: and friends
> >>>
> >>> =============== Diff against Morphic-cmm.743 ===============
> >>>
> >>> Item was changed:
> >>>   ----- Method: Morph>>valueOfProperty:ifAbsent: (in category
> 'accessing
> >>> - properties') -----
> >>>   valueOfProperty: aSymbol ifAbsent: aBlock
> >>>         "if the receiver possesses a property of the given name, answer
> >>>         its value. If not then evaluate aBlock and answer the result of
> >>>         this block evaluation"
> >>> +
> >>> +       extension ifNil: [ ^aBlock value ].
> >>> +       ^extension      valueOfProperty: aSymbol ifAbsent: aBlock!
> >>> -       ^ extension
> >>> -               ifNotNil: [extension valueOfProperty: aSymbol ifAbsent:
> >>> aBlock]
> >>> -               ifNil: [aBlock value]!
> >>>
> >>> Item was changed:
> >>>   ----- Method: MorphExtension>>layoutFrame (in category 'accessing -
> >>> layout properties') -----
> >>>   layoutFrame
> >>> +       ^self valueOfProperty: #layoutFrame!
> >>> -       ^self valueOfProperty: #layoutFrame ifAbsent:[nil]!
> >>>
> >>> Item was changed:
> >>>   ----- Method: MorphExtension>>layoutPolicy (in category 'accessing -
> >>> layout properties') -----
> >>>   layoutPolicy
> >>> +       ^self valueOfProperty: #layoutPolicy!
> >>> -       ^self valueOfProperty: #layoutPolicy ifAbsent:[nil]!
> >>>
> >>> Item was changed:
> >>>   ----- Method: MorphExtension>>layoutProperties (in category
> 'accessing
> >>> - layout properties') -----
> >>>   layoutProperties
> >>> +       ^self valueOfProperty: #layoutProperties!
> >>> -       ^self valueOfProperty: #layoutProperties ifAbsent:[nil]!
> >>>
> >>> Item was changed:
> >>>   ----- Method: MorphExtension>>valueOfProperty: (in category
> 'accessing
> >>> - other properties') -----
> >>>   valueOfProperty: aSymbol
> >>>   "answer the value of the receiver's property named aSymbol"
> >>> +
> >>> +       ^otherProperties ifNotNil: [ otherProperties at: aSymbol
> >>> ifAbsent: nil ]!
> >>> -       ^ self
> >>> -               valueOfProperty: aSymbol
> >>> -               ifAbsent: []!
> >>>
> >>> Item was changed:
> >>>   ----- Method: MorphExtension>>valueOfProperty:ifAbsent: (in category
> >>> 'accessing - other properties') -----
> >>>   valueOfProperty: aSymbol ifAbsent: aBlock
> >>>         "if the receiver possesses a property of the given name, answer
> >>>         its value. If not then evaluate aBlock and answer the result of
> >>>         this block evaluation"
> >>>         otherProperties ifNil: [^ aBlock value].
> >>> +       ^otherProperties at: aSymbol ifAbsent: aBlock!
> >>> -       ^ otherProperties at: aSymbol ifAbsent: [^ aBlock value]!
> >>>
> >>>
> >>>
> >>
> >>
> >>
> >>
> >
> >
> > --
> > best,
> > Eliot
> >
>
>


-- 
best,
Eliot
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.squeakfoundation.org/pipermail/squeak-dev/attachments/20140926/3daf2a40/attachment.htm