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Scala: clean, immutable and functional code v1.0.0

Use this resource to write readable, immutable and functional Scala

New

  • 68 downloads
  • 23 likes
  • 110 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install scala-clean-code-rule

First time: connect the CLI with

npx --yes palatekit@latest login

Cursor applies these rules to Scala files: val over var, immutable collections, Option or algebraic types instead of null, effects made explicit with Try, Either or cats-effect, pattern matching and case classes, and methods kept under a complexity of 10. The title mentions Kafka, but the visible part of the rule covers only general Scala.

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Updated November 2, 2026

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Details

Works in
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Generates with
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Licence
CC0-1.0

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What you get

  • The .mdc file (in English): rules for clean and functional Scala
  • SOLID, DRY, KISS and YAGNI principles applied to Scala

Good fit for

  • A Scala team that wants a shared code style
  • A Scala project that calls Java code that needs wrapping

Not for

    Tags

    • scala
    • functional
    • option
    • clean code

    About

    You say

    “Refactor this nested loop into a for-comprehension with Option.”

    Card for “Scala: clean, immutable and functional code”

    Rule published by PatrickJS under the CC0-1.0 license, delivered in its original version.

    Show more

    How to use it

    1. Copy the .mdc file into your project's .cursor/rules/ folder
    2. Ask Cursor to write readable, immutable and functional Scala
    3. Adjust the rule to your conventions

    Content preview

    Files

    • LICENSE6.5 KB
    • NOTICE-PALATEKIT.md0.5 KB
    • scala-clean-code-rule.mdc4.6 KB

    Origin and licence

    Listed unmodified

    Author
    PatrickJS
    Source
    github.com/PatrickJS/awesome-cursorrules/blob/b044f956f021b6e8877f16781bcfc466a6a120e9/rules/scala-kafka-cursorrules-prompt-file.mdc
    Licence
    CC0-1.0

    Notice

    « scala-kafka-cursorrules-prompt-file » (PatrickJS, CC0-1.0) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.

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