[JavaRecreation of JS Extract Method] Rename variable is not detected when the declaration type is var and unused

[mkshiblu]

Problem

Refactoring Miner was not able to detect that variable d was renamed to responseData.

Steps to Reproduce

1. Go to https://github.com/mkshiblu/practice/commit/b582281fe26daf8a4b8247e63fce7b9690ef24f0
2. Run the chrome extension

Observed Behavior

• Only extract method settle was reported by RefactoringMiner.

Expected Behavior

• The rename variable d to responseData should have been reported.

Java Diff

Original JS Diff

** Original Js commitURl**

https://github.com/axios/axios/commit/d23f9d5d4782e5849362895f8b648ed587999706#diff-586c04c24608b86a074073c5514cc195be5c4c87ddb56da233f6d998ada4159f

Note

• Changing var to String didn't produce the rename var refactoring.
• The variable is unused.
• Another commit with the same variable with usage where refactoringminer detects correctly even if the type var

https://github.com/mkshiblu/practice/commit/190e9a7dc72807c8077e007419478e429c526e02

• Source code is compilable because of the addition of mock classes.