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Prolog's Definite Clause Grammars let you write parsers as declarative rules that compile to difference-list code and run bidirectionally. A worked example plus the left-recursion trap, tabling, and library support.
Learn how Racket's syntax/parse library simplifies macro authoring, reduces boilerplate, and improves hygiene with a worked state‑machine example.
Stop writing parsers for config files. Learn how Racket's #lang directive and macro system allow you to build domain‑specific languages that validate logic at compile‑time.
Stop fighting generic syntax. Learn how Racket's #lang allows you to build custom Domain-Specific Languages (DSLs) that integrate directly into the compiler.
Learn how to implement type‑safe DSLs in Scala using implicit classes and AnyVal to extend third‑party types without modifying source code.
Designing a Domain‑Specific Language When building a DSL in Scala, developers often choose between implicit conversions and Scala 3 extension methods to expose expressive syntax. The goal is to maintain type safety while keeping the API readable and future‑proof. Implicit conversions allow concise syntax but rely on the implicit resolution mechanism, which c
Groovy Closures utilize two distinct properties to manage execution context: the owner and the delegate . While the owner provides a reference to the scope where the Closure was defined, the delegate allows the redirection of method resolution to a different object at runtime, which is a core mechanism for building Domain Specific Languages (DSLs). A design
prolog
racket
scala
groovy