Use the visitor design pattern to create another example of a visitor class, say ASTCounter, which counts
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Use the visitor design pattern to create another example of a visitor class, say ASTCounter, which counts the number of AST nodes. The methods in ASTCounter should not use any global or static variables. The ASTCounter class should not have any fields.
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The visitor design pattern is a way of separating an algorithm from an object structure on which it operates A practical result of this separation is ...View the full answer
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Related Book For 
An Experiential Introduction To Principles Of Programming Languages
ISBN: 9780262045452
1st Edition
Authors: Hridesh Rajan
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