[Pkg] The Trunk: Collections-cbc.812.mcz

commits at source.squeak.org commits at source.squeak.org
Tue Feb 12 22:26:44 UTC 2019


Nicolas Cellier uploaded a new version of Collections to project The Trunk:
http://source.squeak.org/trunk/Collections-cbc.812.mcz

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

Name: Collections-cbc.812
Author: cbc
Time: 15 November 2018, 10:06:05.244237 pm
UUID: 1977358c-ec82-5442-8f1d-027d4bc817a3
Ancestors: Collections-eem.811

Make intervals that are #= have the same hash.
Also, slight adjustment to #=.

=============== Diff against Collections-eem.811 ===============

Item was changed:
  ----- Method: Interval>>= (in category 'comparing') -----
  = anObject
- 
  	^ self == anObject
+ 		or: [anObject isInterval
+ 			ifFalse: [super = anObject]
+ 			ifTrue: 
+ 				[start = anObject first
+ 				 and: [step = anObject increment
+ 				 and: [self last = anObject last]]]]!
- 		ifTrue: [true]
- 		ifFalse: [anObject isInterval
- 			ifTrue: [start = anObject first
- 				and: [step = anObject increment
- 					and: [self last = anObject last]]]
- 			ifFalse: [super = anObject]]!

Item was changed:
  ----- Method: Interval>>hash (in category 'comparing') -----
  hash
  	"Hash is reimplemented because = is implemented."
  
  	^(((start hash bitShift: 2)
+ 		bitOr: self last hash)
- 		bitOr: stop hash)
  		bitShift: 1)
  		bitOr: self size!



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