A new version of Collections was added to project The Inbox: http://source.squeak.org/inbox/Collections-ct.870.mcz
==================== Summary ====================
Name: Collections-ct.870 Author: ct Time: 30 December 2019, 3:01:24.515602 pm UUID: cb75296c-0850-d440-97a6-fc1962eef672 Ancestors: Collections-nice.868
Proposal: Refine Dictionary >> #at:ifPresent: not to require an one-arg block.
Usage example: Smalltalk at: className ifPresent: [self inform: 'Class already exists'. ^ nil].
=============== Diff against Collections-nice.868 ===============
Item was changed: ----- Method: Dictionary>>at:ifPresent: (in category 'accessing') ----- at: key ifPresent: aBlock "Lookup the given key in the receiver. If it is present, answer the value of evaluating the given block with the value associated with the key. Otherwise, answer nil."
| v | v := self at: key ifAbsent: [^ nil]. + ^ aBlock cull: v - ^ aBlock value: v !
On Mon, 30 Dec 2019, commits@source.squeak.org wrote:
A new version of Collections was added to project The Inbox: http://source.squeak.org/inbox/Collections-ct.870.mcz
==================== Summary ====================
Name: Collections-ct.870 Author: ct Time: 30 December 2019, 3:01:24.515602 pm UUID: cb75296c-0850-d440-97a6-fc1962eef672 Ancestors: Collections-nice.868
Proposal: Refine Dictionary >> #at:ifPresent: not to require an one-arg block.
Usage example: Smalltalk at: className ifPresent: [self inform: 'Class already exists'. ^ nil].
That is what Dictionary >> #includesKey: is for:
(Smalltalk includesKey: className) ifTrue: [self inform: 'Class already exists'. ^ nil].
Btw, classes should be looked up with #hasClassNamed::
(Smalltalk hasClassNamed: className) ifTrue: [self inform: 'Class already exists'. ^ nil].
Levente
=============== Diff against Collections-nice.868 ===============
Item was changed: ----- Method: Dictionary>>at:ifPresent: (in category 'accessing') ----- at: key ifPresent: aBlock "Lookup the given key in the receiver. If it is present, answer the value of evaluating the given block with the value associated with the key. Otherwise, answer nil."
| v | v := self at: key ifAbsent: [^ nil].
- ^ aBlock cull: v
- ^ aBlock value: v
!
Ah, thank you!
Then this can be moved to Treated.
________________________________ Von: Squeak-dev squeak-dev-bounces@lists.squeakfoundation.org im Auftrag von Levente Uzonyi leves@caesar.elte.hu Gesendet: Montag, 30. Dezember 2019 15:27:28 An: squeak-dev@lists.squeakfoundation.org Betreff: Re: [squeak-dev] The Inbox: Collections-ct.870.mcz
On Mon, 30 Dec 2019, commits@source.squeak.org wrote:
A new version of Collections was added to project The Inbox: http://source.squeak.org/inbox/Collections-ct.870.mcz
==================== Summary ====================
Name: Collections-ct.870 Author: ct Time: 30 December 2019, 3:01:24.515602 pm UUID: cb75296c-0850-d440-97a6-fc1962eef672 Ancestors: Collections-nice.868
Proposal: Refine Dictionary >> #at:ifPresent: not to require an one-arg block.
Usage example: Smalltalk at: className ifPresent: [self inform: 'Class already exists'. ^ nil].
That is what Dictionary >> #includesKey: is for:
(Smalltalk includesKey: className) ifTrue: [self inform: 'Class already exists'. ^ nil].
Btw, classes should be looked up with #hasClassNamed::
(Smalltalk hasClassNamed: className) ifTrue: [self inform: 'Class already exists'. ^ nil].
Levente
=============== Diff against Collections-nice.868 ===============
Item was changed: ----- Method: Dictionary>>at:ifPresent: (in category 'accessing') ----- at: key ifPresent: aBlock "Lookup the given key in the receiver. If it is present, answer the value of evaluating the given block with the value associated with the key. Otherwise, answer nil."
| v | v := self at: key ifAbsent: [^ nil].
^ aBlock cull: v
^ aBlock value: v!
Done
Le lun. 30 déc. 2019 à 15:43, Thiede, Christoph < Christoph.Thiede@student.hpi.uni-potsdam.de> a écrit :
Ah, thank you!
Then this can be moved to Treated.
*Von:* Squeak-dev squeak-dev-bounces@lists.squeakfoundation.org im Auftrag von Levente Uzonyi leves@caesar.elte.hu *Gesendet:* Montag, 30. Dezember 2019 15:27:28 *An:* squeak-dev@lists.squeakfoundation.org *Betreff:* Re: [squeak-dev] The Inbox: Collections-ct.870.mcz
On Mon, 30 Dec 2019, commits@source.squeak.org wrote:
A new version of Collections was added to project The Inbox: http://source.squeak.org/inbox/Collections-ct.870.mcz
==================== Summary ====================
Name: Collections-ct.870 Author: ct Time: 30 December 2019, 3:01:24.515602 pm UUID: cb75296c-0850-d440-97a6-fc1962eef672 Ancestors: Collections-nice.868
Proposal: Refine Dictionary >> #at:ifPresent: not to require an one-arg
block.
Usage example: Smalltalk at: className ifPresent: [self inform: 'Class already
exists'. ^ nil].
That is what Dictionary >> #includesKey: is for:
(Smalltalk includesKey: className) ifTrue: [self inform: 'Classalready exists'. ^ nil].
Btw, classes should be looked up with #hasClassNamed::
(Smalltalk hasClassNamed: className) ifTrue: [self inform: 'Classalready exists'. ^ nil].
Levente
=============== Diff against Collections-nice.868 ===============
Item was changed: ----- Method: Dictionary>>at:ifPresent: (in category 'accessing') ----- at: key ifPresent: aBlock "Lookup the given key in the receiver. If it is present, answer
the value of evaluating the given block with the value associated with the key. Otherwise, answer nil."
| v | v := self at: key ifAbsent: [^ nil].
^ aBlock cull: v
^ aBlock value: v!
squeak-dev@lists.squeakfoundation.org
-
commits＠source.squeak.org -
Levente Uzonyi -
Nicolas Cellier -
Thiede, Christoph