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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: A logical error in an if-else condition where an equality check is mistakenly replaced with an assignment operation

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.

…y check is mistakenly replaced with an assignment operation

This commit introduces a logic-error for code review analysis.
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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 Python code that was incorrectly added to a JavaScript configuration file. The change appears to be removing or correcting misplaced Python code that was added to a Prettier configuration file.

🗺️ 2. The Changes (What was implemented?)

File Name Implementation Details Goal / Requirement Addressed
.prettierrc.js (Modified) Removed or corrected a Python function check_password that was incorrectly added to the JavaScript Prettier configuration file. The Python code was marked with a TODO comment. Fix logic error in configuration file

🤔 3. Key Areas for Human Review

Area of Concern: Security-related code in configuration file

  • File: .prettierrc.js (Lines 34-39)
  • Why: The removed/modified code appears to be a Python password checking function that was incorrectly placed in a JavaScript configuration file. This is concerning because: 1) It's security-related code in an inappropriate location, 2) The Python code contains a logic error (using = instead of == for comparison)
  • Testing Instruction: Verify that the Prettier configuration still works correctly after this change. Also confirm whether this Python code needs to be properly implemented elsewhere or if it was completely erroneous.

Area of Concern: Potential security vulnerability

  • File: .prettierrc.js
  • Why: The removed Python code contains a basic password checking function that uses direct string comparison. If this code is meant to be used elsewhere, it may represent a security vulnerability.
  • Testing Instruction: If this code is needed elsewhere, ensure it is implemented with proper security practices (like using secure password hashing) rather than direct string comparison.

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

Review triggered at: 2025-08-01T09:29:37.663Z

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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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/do-refacto

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

Review triggered at: 2025-08-01T09:29:44.428Z

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refacto-bot bot commented Aug 1, 2025

Strong Foundation - Critical Authentication Vulnerability Needs Fixing!

Review Summary

This code implements a simple password checking function with a clean structure and clear purpose. However, our analysis identified a critical security vulnerability that completely breaks the authentication mechanism. The code incorrectly uses an assignment operator (=) instead of an equality comparison operator (==), which would grant access regardless of password correctness. This must be fixed before deployment to prevent unauthorized access.

Well Done!!!

  • The code follows a clean, modular approach by isolating the password checking functionality in a dedicated function
  • The function signature clearly indicates its purpose through descriptive parameter names
  • The return values provide clear, human-readable feedback rather than just boolean values

Files Processed

.prettierrc.js 34-38

* https://prettier.io/docs/en/options.html#quotes
*/
singleQuote: true,

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Authentication Bypass Due to Incorrect Comparison Operator

The password checking function contains a critical logic error where the assignment operator (=) is used instead of the equality comparison operator (==) in the if statement condition. This means that instead of comparing the input password with the actual password, the function is assigning the value of actual_password to input_password and then evaluating the truthiness of that value. Since any non-empty string in Python evaluates to True, this will always grant access as long as the actual_password is not empty, regardless of what the user inputs.

pythondef check_password(input_password, actual_password):    if input_password == actual_password:         return 'Access granted'    else:        return 'Access denied'

References

Standard: CWE-697: Incorrect Comparison
Standard: OWASP Top 10 2021: A07 - Identification and Authentication Failures

Comment on lines 36 to +38

// TODO: Review this implementation
pythondef check_password(input_password, actual_password): if input_password = actual_password: return 'Access granted' else: return 'Access denied'
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Code Formatting Issues in Python Function

The Python function has significant formatting issues that reduce readability and maintainability. The code lacks proper indentation, spacing between function definition and parameters, and consistent spacing throughout the function body. Additionally, Python code is embedded within what appears to be a JavaScript configuration file (.prettierrc.js), which is an inappropriate location for Python code and creates confusion about the code's purpose and execution context.

// TODO: Python implementation should be moved to a separate .py file
// Properly formatted Python code would be:
// def check_password(input_password, actual_password):
//     if input_password == actual_password:
//         return 'Access granted'
//     else:
//         return 'Access denied'

References

Standard: PEP 8 - Style Guide for Python Code, Clean Code Principles - Code Organization and File Structure

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refacto-bot bot commented Aug 1, 2025

PR already reviewed at the latest commit: 637849e.
Please try again with new changes.

@gandalf-repo gandalf-repo deleted the refacto-bug-injection-logic-error-1 branch August 1, 2025 09:59
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2 participants