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Advanced · hard

42. Custom DSLs in Kotlin

Building domain-specific languages.

1 min read2 questionsup to 50 XPtopic 42/50

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AI translates the explanation and quiz text while preserving code and answer scoring.

Leveraging extension functions, lambdas with receivers, and infix functions to create readable, declarative code.

How to study this topic

  1. 1. Read the explanation once end to end, skipping the code.
  2. 2. Re-read the code snippets and say out loud what each line does.
  3. 3. Answer the quiz without scrolling back — that is the real check.
  4. 4. Read every explanation, even for the answers you got right.

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Check your understanding

  1. 1. Annotation for DSL safety?

  2. 2. Feature used for 'a to b'?

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