openrewrite / openrewrite/rewrite-static-analysis

Recipe for RSPEC-5612: Lambdas should not have too many lines

Open
#31 1 comment 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

recipe
Dominant language
Java
Stars
62
Forks
112
Avg merge
1d 19h
Merged PRs (30d)
40

Description

https://rules.sonarsource.com/java/RSPEC-5612

Could transform e.g. collection.foreach(item -> ...) loop to for(item : collection) { ...} if lamba has too much lines.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Begin with the linked RSPEC-5612 rules page and compare its requirements with the lambda example in the issue. Define what counts as too many lines and verify that the recipe detects the case and performs the proposed lambda-to-for-loop transformation.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
tooling
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.