Christoph Thiede uploaded a new version of Compiler to project The Inbox:
http://source.squeak.org/inbox/Compiler-ct.420.mcz

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

Name: Compiler-ct.420
Author: ct
Time: 17 February 2020, 10:27:36.115324 am
UUID: e75e9def-1d37-b547-928f-1d86e102807e
Ancestors: Compiler-eem.416

Small refactoring: Use SmalltalkImage >> #classNamed: instead of #at:

Replaces Compiler-ct.418, which can be rejected. Thanks for the hint on the right protocol.

=============== Diff against Compiler-eem.416 ===============

Item was changed:
  ----- Method: Compiler>>evaluateCue:ifFail: (in category 'private') -----
  evaluateCue: aCue ifFail: failBlock
  	"Compiles the cue source into a parse tree, then generates code into
  	a method. Finally, the compiled method is invoked from here via 	withArgs:executeMethod:, hence the system no longer creates Doit method
  	litter on errors."
  
  	| methodNode method value |
  	methodNode := self compileCue: aCue noPattern: true ifFail: [^failBlock value].
  
  	method := self interactive
  				ifTrue: [methodNode generateWithTempNames]
  				ifFalse: [methodNode generate].
  
  	value := cue receiver
  				withArgs: (cue context ifNil: [#()] ifNotNil: [{cue context}])
  				executeMethod: method.
+ 	^ value!
- 	^ value
- !

Item was changed:
  ----- Method: Compiler>>evaluateCue:ifFail:logged: (in category 'private') -----
  evaluateCue: aCue ifFail: failBlock logged: logFlag
  	"Compiles the cue source into a parse tree, then generates code into
  	a method. Finally, the compiled method is invoked from here via 	withArgs:executeMethod:, hence the system no longer creates Doit method
  	litter on errors."
  
  	| value |
  	value := self evaluateCue: aCue ifFail: [^failBlock value].
  	logFlag ifTrue:
  		[SystemChangeNotifier uniqueInstance evaluated: cue stringToLog context: cue context].
+ 	^ value!
- 	^ value
- !

Item was changed:
  ----- Method: MethodNode>>asColorizedSmalltalk80Text (in category 'converting') -----
  asColorizedSmalltalk80Text
  	"Answer a colorized Smalltalk-80-syntax string description of the parse tree whose root is the receiver."
  
  	| printText |
  	printText := self printString asText.
+ 	^ (Smalltalk classNamed: #SHTextStylerST80)
- 	^(Smalltalk at: #SHTextStylerST80 ifAbsent: [nil])
  		ifNotNil: [:stylerClass| stylerClass new styledTextFor: printText]
  		ifNil: [printText]!