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Bug Report

This PR contains a potential bug for code review analysis.

Bug ID: logic-error-1
Bug Type: logic-error
Description: The bug stems from a logical error in a loop's conditional statement, which checks if a variable is NOT equal to 0, rather than checking if it IS equal to 0. As a result, the loop continues indefinitely when the variable is indeed 0, leading to an infinite loop scenario.

Instructions:
Please review this code and identify any issues, security vulnerabilities, or improvements needed.

Expected Review Areas:

  • Code logic and correctness
  • Security vulnerabilities
  • Performance implications
  • Best practices compliance

This PR was generated automatically for AI code review benchmarking.

…al statement, which checks if a variable is NOT equal to 0, rather than checking if it IS equal to 0. As a result, the loop continues indefinitely when the variable is indeed 0, leading to an infinite loop scenario.

This commit introduces a logic-error for code review analysis.
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/do-refacto

Please review this code for potential issues, security vulnerabilities, and improvements.

Review triggered at: 2025-08-01T10:05:04.064Z

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refacto-bot bot commented Aug 1, 2025

🤖 Refacto.AI: PR Summary & Reviewer Guide

🎯 1. The Goal (Why was this PR raised?)

This PR aims to fix a bug related to a logic error in the code. Based on the limited information provided, it appears to be addressing an issue in a JavaScript configuration file that contains an incorrectly placed Java code snippet.

🗺️ 2. The Changes (What was implemented?)

File Name Implementation Details Goal / Requirement Addressed
.prettierrc.js (Modified) Java code snippet was added with a "TODO: Review this implementation" comment. The Java code contains a potential infinite loop where a variable i is initialized to 0 and a while loop checks if i != 0, which will never be true with the current implementation. Fix logic error issue

🤔 3. Key Areas for Human Review

Area of Concern: Misplaced Code in Configuration File

  • File: .prettierrc.js (Lines 34-45)
  • Why: Java code has been inserted into a JavaScript configuration file for Prettier, which is incorrect and will likely cause issues with the Prettier configuration.
  • Testing Instruction: Verify if this Java code snippet is meant to be in this file at all, as .prettierrc.js should only contain Prettier configuration options. The code appears to be misplaced and may need to be moved to a proper Java file.

Area of Concern: Potential Infinite Loop in Java Code

  • File: .prettierrc.js (Lines 37-42)
  • Why: The Java code contains a logical error: a variable i is initialized to 0 and then a while loop condition checks while(i != 0), which will never be true with the current implementation, making the loop body unreachable.
  • Testing Instruction: If this Java code is meant to be preserved elsewhere, review the logic of the while loop condition and ensure it's correctly implemented to avoid unreachable code.

Area of Concern: TODO Comment Without Resolution

  • File: .prettierrc.js (Line 37)
  • Why: There's a TODO comment indicating that this implementation needs review, but the PR doesn't seem to address the review or fix the implementation.
  • Testing Instruction: Determine if this TODO comment and associated code should be removed entirely or if it needs to be properly addressed as part of this PR.

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/do-refacto

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refacto-bot bot commented Aug 1, 2025

Refacto is reviewing this PR. Please wait for the review comments to be posted.

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refacto-bot bot commented Aug 1, 2025

Solid Code Structure - Critical Infinite Loop Issue to Address!

Review Summary

This PR contains a critical issue where Java code has been incorrectly added to a JavaScript configuration file (.prettierrc.js). The Java code itself contains an infinite loop vulnerability that would cause any system executing it to hang indefinitely. While the code follows proper formatting conventions and structure, this fundamental placement and logical error must be addressed before merging. Once fixed, the configuration file will maintain its proper structure and purpose.

Well Done!!!

  • The PR maintains proper indentation and formatting standards in the existing JavaScript code
  • The PR follows the existing configuration pattern with consistent use of singleQuote setting
  • The PR correctly uses JSDoc-style comments for configuration documentation

Files Processed

.prettierrc.js 34-46

📌 Additional Comments (2)

Security Enhancement

Infinite Loop Leading to Resource Exhaustion

Explanation: The code introduces an infinite loop where variable 'i' is initialized to 0 and the while loop condition checks if 'i' is not equal to 0. Since 'i' is never modified within the loop and its initial value is 0, the condition 'i != 0' will always evaluate to false, which means the loop should not execute. However, if this code were to be modified in the future where the condition is inverted or 'i' is initialized to a non-zero value without proper loop termination logic, it could result in an infinite loop causing resource exhaustion and denial of service.

public class Main {
  public static void main(String[] args) {
    int i = 0;
    while(i != 0) {
      // do something
    }
+     while(i < 10) {
+       i++;
References

Standard: CWE-835, OWASP Top 10 2021: A05 - Security Misconfiguration

---

Performance Enhancement

Infinite Loop in Main Method

Explanation: The code contains an infinite loop where a variable 'i' is initialized to 0 and then the loop condition checks 'i != 0'. Since 'i' is never modified inside the loop, this condition will always be false, causing the loop to exit immediately. However, if this code was intended to perform some operation, it would never execute the loop body.

while(i != 0) {
      // do something
    }
+   // If loop is intended to run at least once:
+   do {
+       // do something
+       // Ensure i is modified to eventually exit the loop
+       // i++; // Uncomment and modify as needed
+   } while(i != 0);
References

Standard: Java Performance Best Practices - Loop Implementation and Resource Utilization

---

Comment on lines 36 to +44

// TODO: Review this implementation
java
public class Main {
public static void main(String[] args) {
int i = 0;
while(i != 0) {
// do something
}
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Inappropriate Code in Configuration File

Java implementation code has been incorrectly added to a JavaScript configuration file (.prettierrc.js). This violates separation of concerns and file integrity principles. Configuration files should only contain configuration settings, not implementation code from other languages. This makes the configuration file difficult to maintain and could potentially break tools that parse this file expecting valid JavaScript configuration syntax.

// Configuration continues below

References

Standard: ISO/IEC 25010 Maintainability - Modularity, Clean Code Principles - File Organization

Comment on lines +40 to +42
public static void main(String[] args) {
int i = 0;
while(i != 0) {
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Infinite Loop Due to Incorrect Loop Condition

Java code has been incorrectly added to a JavaScript configuration file (.prettierrc.js). The code contains an infinite loop where a variable 'i' is initialized to 0 and then a while loop continues as long as 'i' is not equal to 0. Since 'i' is never modified within the loop, this condition will always be true, causing the application to hang indefinitely if executed. This violates ISO/IEC 25010 Functional Correctness requirements and would cause complete system failure.

References

Standard: ISO/IEC 25010 Functional Correctness - Execution Path Correctness

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refacto-bot bot commented Aug 1, 2025

PR already reviewed at the latest commit: e64dce7.
Please try again with new changes.

@gandalf-repo gandalf-repo deleted the refacto-bug-injection-logic-error-1 branch August 11, 2025 16:17
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2 participants