[squeak-dev] The Trunk: Kernel-eem.1197.mcz

commits at source.squeak.org commits at source.squeak.org
Tue Nov 20 21:43:50 UTC 2018

Eliot Miranda uploaded a new version of Kernel to project The Trunk:

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

Name: Kernel-eem.1197
Author: eem
Time: 20 November 2018, 1:43:36.839917 pm
UUID: bf505221-c2ce-4adb-8f51-144901828649
Ancestors: Kernel-eem.1196

Define #= and #hash for Message such that distinct Messages with the identical selector and lookupClass, and literalEqual: arguments are equal.

=============== Diff against Kernel-eem.1196 ===============

Item was added:
+ ----- Method: Message>>= (in category 'comparing') -----
+ = anObject
+ 	^self class == anObject class
+ 	  and: [selector == anObject selector "selector lookup is by identity"
+ 	  and: [lookupClass == anObject lookupClass
+ 	  and: [args literalEqual: anObject arguments]]]!

Item was added:
+ ----- Method: Message>>hash (in category 'comparing') -----
+ hash
+ 	"#hash is implemented, because #= is implemented."
+ 	^(selector hash bitXor: args hash) bitXor: lookupClass hash!

More information about the Squeak-dev mailing list