openrewrite / openrewrite/rewrite-static-analysis
RemoveUnusedAssignments
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- Dominant language
- Java
- Stars
- 62
- Forks
- 112
- Avg merge
- 1d 19h
- Merged PRs (30d)
- 40
Description
- A new recipe
RemoveUnusedAssignmentunderorg.openrewrite.staticanalysisthat implements the PMD UnusedAssignment logic.
UnusedAssignment apache/maven#2350
https://pmd.github.io/pmd/pmd_rules_java_bestpractices.html#unusedassignment
Note: This new “Remove dead assignments” rule subsumes our existing
RemoveUnusedLocalVariables
recipe and complements the already-merged
RemoveUnusedParams(unused formal parameters) PR #560.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading src/main/java/org/openrewrite/staticanalysis/RemoveUnusedLocalVariables.java and the PMD UnusedAssignment documentation linked in the issue. Review the related RemoveUnusedParams PR #560 for context, then implement the new RemoveUnusedAssignment recipe under org.openrewrite.staticanalysis. Done means the new recipe implements the requested PMD logic and subsumes the existing unused-local-variable recipe.
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