Andreas Raab uploaded a new version of Collections to project The Trunk:
http://source.squeak.org/trunk/Collections-ar.354.mcz

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

Name: Collections-ar.354
Author: ar
Time: 9 April 2010, 9:28:03.969 pm
UUID: 2d199e05-1bfe-db49-89c9-00dacb98f80d
Ancestors: Collections-ar.353

Fix a bug in RunArray which would cause Texts with empty runs to lose their emphasis.

=============== Diff against Collections-ar.353 ===============

Item was changed:
  ----- Method: Text>>setString:setRunsChecking: (in category 'private') -----
  setString: aString setRunsChecking: aRunArray
  	"Check runs and do the best you can to make them fit..."
  
  	string := aString.
  	"check the runs"
  	aRunArray ifNil: [^ aString asText].
  	(aRunArray isKindOf: RunArray) ifFalse: [^ aString asText].
  	aRunArray runs size = aRunArray values size ifFalse: [^ aString asText].
- 	(aRunArray values includes: #()) ifTrue: [^ aString asText].	"not allowed?"
  	aRunArray size = aString size ifFalse: [^ aString asText].
  	
  	runs := aRunArray.!