The Trunk: Morphic-mt.1745.mcz

Marcel Taeumel uploaded a new version of Morphic to project The Trunk:
http://source.squeak.org/trunk/Morphic-mt.1745.mcz

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

Name: Morphic-mt.1745
Author: mt
Time: 13 April 2021, 3:38:18.936381 pm
UUID: 7e11094a-3fe8-a049-8282-2a50dde1647f
Ancestors: Morphic-mt.1744, Morphic-ct.1529

Merges Morphic-ct.1529 yet favor "assure" over "ensure", following the existing interface in Morph. Also, there already is #addFlexShellIfNecessary, so let's just use that.

=============== Diff against Morphic-mt.1744 ===============

Item was added:
+ ----- Method: Morph>>assureFlexShell (in category 'rotate scale and flex') -----
+ assureFlexShell
+ "Canonical assure message when working with flex shells."
+
+ ^ self addFlexShellIfNecessary!

Item was added:
+ ----- Method: TransformationMorph>>addFlexShellIfNecessary (in category 'rotate scale and flex') -----
+ addFlexShellIfNecessary
+ "I already am a flex shell."!