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What does Rubocop primarily check in a Ruby codebase?

easy📝 Conceptual Q1 of 15
Ruby - Ecosystem and Best Practices

What does Rubocop primarily check in a Ruby codebase?

ARuntime errors during execution
BCode style and formatting issues
CDatabase connection problems
DNetwork request failures
Step-by-Step Solution
Solution:

  1. Step 1: Understand Rubocop's role

    Rubocop is a tool designed to analyze Ruby code for style and formatting consistency.

  2. Step 2: Differentiate from runtime checks

    It does not check runtime errors or external system issues like databases or networks.

  3. Final Answer:

    Code style and formatting issues -> Option B

  4. Quick Check:

    Rubocop checks style [OK]
Quick Trick: Rubocop enforces style, not runtime errors [OK]
Common Mistakes:
  • Confusing Rubocop with a debugger
  • Thinking Rubocop checks runtime exceptions
  • Assuming Rubocop manages database or network errors

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