[Pkg] The Trunk: Collections-cmm.585.mcz
commits at source.squeak.org
commits at source.squeak.org
Tue Oct 21 00:49:17 UTC 2014
Chris Muller uploaded a new version of Collections to project The Trunk:
http://source.squeak.org/trunk/Collections-cmm.585.mcz
==================== Summary ====================
Name: Collections-cmm.585
Author: cmm
Time: 20 October 2014, 7:48:42.698 pm
UUID: 954b50eb-27a5-41e8-9b9f-a49f39336c75
Ancestors: Collections-ul.584
Speed up visiting with #addNewElement:. It provides the common pattern of checking for inclusion, followed by add:, in just one scan, instead of two.
=============== Diff against Collections-ul.584 ===============
Item was added:
+ ----- Method: Set>>addNewElement: (in category 'adding') -----
+ addNewElement: anObject
+ "Ensure anObject is part of the receiver. Answer whether its membership was newly acquired."
+ | index |
+ index := self scanFor: anObject.
+ ^ (array at: index)
+ ifNil:
+ [ self
+ atNewIndex: index
+ put: anObject asSetElement.
+ true ]
+ ifNotNil: [ false ]!
More information about the Packages
mailing list