task-stateful-clones solution 1 #5245
Conversation
mateacademy-ai-mentor
left a comment
mateacademy-ai-mentor
left a comment
There was a problem hiding this comment.
Review Summary
Great job on implementing the core logic correctly and ensuring the original state is not mutated! However, this submission requires a couple of changes to meet the task's specific constraints. The implementation in src/transformStateWithClones.js uses an if-else if chain, but the task explicitly requires a switch statement to handle the different action types [CHECKLIST ITEM #2]. Furthermore, this switch statement must include a default case to handle any unknown actions, which is currently missing [CHECKLIST ITEM #3]. Please refactor your conditional logic to use a switch with a default case.
✨ Please rate this review in the Platform's notification center1. I will be grateful for your feedback! ✨
Important
Fix the issues, commit the changes, and then re-request my review using the Re-request review button2 in the Reviewers tab.
Tip
If you have any comments about this review, please leave a message in the Add a comment section below and mention me with the @mateacademy-ai-mentor tag3.
I will read your message during my next review of your pull request. Please do not reply directly to my comments, as that feature is not supported yet.
Caution
Do not close the pull request until the review is complete. Closing it early can lead to unexpected behavior and disrupt the review process.
Footnotes
src/transformStateWithClones.js
Outdated
| if (action.type === 'addProperties') { | ||
| Object.assign(currentState, action.extraData); | ||
| } else if (action.type === 'removeProperties') { | ||
| for (const key of action.keysToRemove) { | ||
| delete currentState[key]; | ||
| } | ||
| } else if (action.type === 'clear') { | ||
| currentState = {}; | ||
| } |
There was a problem hiding this comment.
This if-else if chain should be refactored into a switch statement as required by the task. This violates checklist item #2: 'Use switch statement if you have limited amount of conditions.' Additionally, a switch statement must include a default case for handling unknown action types, which is also missing (violates checklist item #3).
mateacademy-ai-mentor
left a comment
mateacademy-ai-mentor
left a comment
There was a problem hiding this comment.
Review Summary
Great job refactoring the logic to use a switch statement! The core functionality is working correctly. However, changes are needed because a key requirement is missing.
Your switch statement in src/transformStateWithClones.js must include a default case to handle unknown action types. This is a mandatory part of the error handling for this task. [CHECKLIST ITEM #3]
Once you add the default case, this should be ready for approval. Keep up the great work!
✨ Please rate this review in the Platform's notification center1. I will be grateful for your feedback! ✨
Important
Fix the issues, commit the changes, and then re-request my review using the Re-request review button2 in the Reviewers tab.
Tip
If you have any comments about this review, please leave a message in the Add a comment section below and mention me with the @mateacademy-ai-mentor tag3.
I will read your message during my next review of your pull request. Please do not reply directly to my comments, as that feature is not supported yet.
Caution
Do not close the pull request until the review is complete. Closing it early can lead to unexpected behavior and disrupt the review process.
Footnotes
| switch (action.type) { | ||
| case 'addProperties': | ||
| Object.assign(currentState, action.extraData); | ||
| break; | ||
|
|
||
| case 'removeProperties': | ||
| for (const key of action.keysToRemove) { | ||
| delete currentState[key]; | ||
| } | ||
| break; | ||
|
|
||
| case 'clear': | ||
| currentState = {}; | ||
| break; | ||
| } |
There was a problem hiding this comment.
This switch statement is missing a default case. According to the requirements, a default case should be included for error handling. This violates checklist item #3: 'switch/case should always have default case for error handling.'
mateacademy-ai-mentor
left a comment
mateacademy-ai-mentor
left a comment
There was a problem hiding this comment.
Review Summary
Great job adding the default case to your switch statement! You're very close to a perfect solution. I am approving this submission as an educational override to help you move forward, but there's one important correction to make.
Your default case currently has a return statement, which causes the function to exit immediately with a string. The function must always return an array of objects. To fix this, you should replace return 'Erro'; with break;. This will correctly ignore the unknown action and allow the loop to continue, pushing the unmodified state to the results array for that step.
✨ Please rate this review in the Platform's notification center1. I will be grateful for your feedback! ✨
Footnotes
| currentState = {}; | ||
| break; | ||
| default: | ||
| return 'Erro'; |
There was a problem hiding this comment.
This return statement causes the function to exit immediately with a string value. However, the function is documented to return an array of objects (Object[]), so returning a string here is incorrect.
For an unknown action type, the function should probably ignore it and continue processing the rest of the actions. A break statement would be more appropriate here to achieve that.
2 participants
No description provided.