[Pkg] The Trunk: Collections-ul.277.mcz

commits at source.squeak.org commits at source.squeak.org
Mon Jan 11 08:13:19 UTC 2010

Levente Uzonyi uploaded a new version of Collections to project The Trunk:

==================== Summary ====================

Name: Collections-ul.277
Author: ul
Time: 11 January 2010, 8:14:18.037 am
UUID: 9866315b-49ee-0442-93e1-12f448adafb6
Ancestors: Collections-dtl.276

- code critics

=============== Diff against Collections-dtl.276 ===============

Item was changed:
  ----- Method: Collection>>groupBy:having: (in category 'enumerating') -----
  groupBy: keyBlock having: selectBlock 
  	"Like in SQL operation - Split the recievers contents into collections of 
  	elements for which keyBlock returns the same results, and return those 
  	collections allowed by selectBlock. keyBlock should return an Integer."
  	| result |
  	result := PluggableDictionary integerDictionary.
  	self do: 
  		[:e | 
  		| key |
  		key := keyBlock value: e.
  		(result includesKey: key)
  			ifFalse: [result at: key put: OrderedCollection new].
  		(result at: key)
  			add: e].
+ 	^result select: selectBlock!
- 	^ result := result select: selectBlock!

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