When responding to code review comments, responses like “Done,” “Updated,” or “Fixed” are commonly used to indicate addressing a suggestion. However, sometimes, a little extra context adds a lot of clarity.
Next time you resolve a code review comment, ask yourself: "Is how I addressed the comment completely obvious from the code change and comment thread?" If not, supplement your response with a brief note to clarify the “why” or “how.” Your reviewers will thank you.
When is it helpful to add context to a code review comment response? Here are a few examples:
Your code change doesn't fully explain how you addressed the comment. Providing a brief summary helps the reviewer verify the changes without re-examining every line of the delta, and creates a clearer historical record.
You made a design choice or trade-off that isn't self-evident. Capturing the reasoning behind a choice provides valuable context. Note that non-obvious design choices within the code should ideally be explained in code comments or the commit description as well.
An offline discussion influenced the solution. Briefly summarizing the outcome or key reasoning from an offline sync ensures that other reviewers, who only see the final code change, can grasp the “why”.
There are multiple ways to address the comment. Clearly stating which option you selected and the reasoning behind that choice over other alternatives helps reviewers.
Learn more code review practices in Google’s code review guide: google.github.io/eng-practices/review.
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