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solution #4133
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solution #4133
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Hello! 😊 It looks like you're making great progress, but there are a few critical issues that need to be addressed before we can approve this pull request.
Key Issues to Address:
-
Object Copy Placement: The
newState2.push({ ...newState });
operation should be moved outside of theif-else
block. This ensures that a copy of the object is pushed to the array at the end of each loop cycle, aligning with the task requirements. -
Switch Statement Usage: The task suggests using a
switch
statement for handling different action types instead ofif-else
statements. This can improve code readability and maintainability. -
Object Mutation: Avoid directly mutating objects. Instead, use the spread operator or
Object.assign
to create copies, which is a best practice for maintaining immutability. -
Naming Convention: Consider renaming
newState2
to something more descriptive likestateHistory
to better reflect its purpose.
By addressing these issues, your code will not only meet the task requirements but also adhere to best practices, making it more robust and easier to maintain. Keep up the great work, and I look forward to seeing your improvements! 🚀
✨ Please rate this review in the Platform's notification center. I will be grateful for your feedback! ✨
🔄 Fix the issues, commit the changes, and then re-request my review using the Re-request review
button in the Reviewers tab.
src/transformStateWithClones.js
Outdated
if (action.type === 'addProperties') { | ||
newState = Object.assign(newState, action.extraData); | ||
} else if (action.type === 'removeProperties') { | ||
for (const key of action.keysToRemove) { | ||
if (newState.hasOwnProperty(key)) { | ||
delete newState[key]; | ||
} | ||
} | ||
} else if (action.type === 'clear') { | ||
newState = {}; | ||
} |
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The current implementation places the newState2.push({ ...newState });
inside each condition block. According to the additional prompt rules, it is better to push a copy of the object to the array at the end of each loop cycle, but outside of the switch
block, after the current action is processed. Consider moving the newState2.push({ ...newState });
line outside of the if-else block to ensure it executes after processing each action.
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Great job on improving the code by using a switch
statement and ensuring that a copy of the object is pushed to the array at the end of each loop cycle. Your solution meets the task requirements and constraints effectively. However, there are a few areas for improvement:
-
Object Mutation: While you are correctly using
Object.assign
, ensure that you are not mutating the originalnewState
object. Consider creating a new object by usingObject.assign({}, newState, action.extraData)
to maintain immutability. -
Default Case in Switch: Adding a default case in the
switch
statement would enhance error handling and align with best practices.
Overall, your code is well-structured and aligns with the task requirements. Keep up the good work, and make sure to address the mentioned issues to improve your code further. This decision is made to help you move forward with your learning journey. Remember to review the comments and learn from them to avoid similar issues in the future. 😊
✨ Please rate this review in the Platform's notification center. I will be grateful for your feedback! ✨
for (const action of actions) { | ||
switch (action.type) { | ||
case 'addProperties': | ||
newState = Object.assign(newState, action.extraData); |
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When using Object.assign
, ensure that you are not mutating the original newState
object. Consider creating a new object by using Object.assign({}, newState, action.extraData)
to maintain immutability.
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