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Undeclared Variable Reparation, An Epic Journey In a Compiler – Part III

Part III – More fun with OCUndeclaredVariableWarning Foo is a nice class, but could it become nicer if we added an instance variable? Let us click on the Foo tab of the Calypso window. We get some code that declares the class. Object subclass: #Foo instanceVariableNames: ” classVariableNames: ” package: ” It is a legal…

by Jean Privat

Undeclared Variable Reparation, An Epic Journey In a Compiler – Part II

Part II – The Return Journey Welcome to the next step in the compiler journey. As a simple recap, we were compiling baz := 42 in a method bar, except that baz is not declared. We are currently in OCSemanticWarning>>#defaultAction, the default action of an uncaught Notification, that is ready to open a graphical menu…

by Jean Privat

Undeclared Variable Reparation, An Epic Journey In a Compiler – Part I

In this series of posts, I present how the current implementation of Pharo handles compilation errors on undeclared variables and the interactive reparation to fix them. Targeted readers are people interested in compilers or object-oriented programming. Non-Pharo developers are welcome since knowledge of the language or the developing environment is not required. Some parts of…

by Jean Privat

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