Eliot Miranda uploaded a new version of EToys to project The Trunk:
http://source.squeak.org/trunk/EToys-eem.319.mcz

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

Name: EToys-eem.319
Author: eem
Time: 24 January 2018, 8:43:18.646033 am
UUID: 141e5504-1d44-49e4-8e82-94d3c40a348f
Ancestors: EToys-tpr.318

Move Object>>[basic]AddInstanceVarNamed:withValue: into EToys.  In base Squeak this is code that belongs in ClassDescription.

=============== Diff against EToys-tpr.318 ===============

Item was added:
+ ----- Method: Object>>addInstanceVarNamed:withValue: (in category '*EToys-Scripting-accessing') -----
+ addInstanceVarNamed: aName withValue: aValue
+ 	"Add an instance variable named aName and give it value aValue"
+ 	self class addInstVarName: aName asString.
+ 	self instVarAt: self class instSize put: aValue!

Item was added:
+ ----- Method: Object>>basicAddInstanceVarNamed:withValue: (in category '*EToys-Scripting-accessing') -----
+ basicAddInstanceVarNamed: aName withValue: aValue
+ 	"Add an instance variable named aName and give it value aValue"
+ 	self class addInstVarName: aName asString.
+ 	self instVarAt: self class instSize put: aValue!