Solution

[polina3107]

No description provided.

[mateacademy-ai-mentor]

Review Summary

Your solution is approved because it fully meets the functional and style requirements for makeCalculator. The function correctly returns a calculator object with result initialized to 0, and the operate method properly takes a callback and a number, updating result via the callback while returning this to enable chaining. The arithmetic methods (add, subtract, multiply, divide) work as intended with operate, and using compound assignment operators like +=, -=, *=, /= complies with the checklist expectations [CHECKLIST ITEM #2]. You also used method shorthand syntax in the returned object, avoiding methodName: function() {}, which matches the style requirement [CHECKLIST ITEM #3]. The example operation chain produces the expected final result of -28, and reset correctly restores result to 0 while remaining chainable. Nicely done keeping the implementation clear, concise, and aligned with the specified behavior.

---

✨ Please rate this review in the Platform's notification center¹. I will be grateful for your feedback! ✨

Footnotes

1. Rate AI review example ↩