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Developer's guide to Scala: Building a calculator

#1 cyberpead

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Joined: 11-September 08

Posted 22 October 2008 - 08:01 PM

Domain-specific languages (DSLs) have become a hot topic. In this latest installment of The busy Java developer's guide to Scala, we tackle the problem of transforming textual input into the AST for interpretation by continuing with a simple calculator DSL that demonstrates the power of functional languages for building "external" DSLs.