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11
Task/Abstract-type/Smalltalk/abstract-type.st
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11
Task/Abstract-type/Smalltalk/abstract-type.st
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@ -0,0 +1,11 @@
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someClass class >> isAbstract
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^ true
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someClass class >> new
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self isAbstract ifTrue:[
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^ self error:'trying to instantiate an abstract class'
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].
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^ super new
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someClass >> method1
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^ self subclassResponsibility
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