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Draft Using genAI to improve Error Handling across the project

K. C. Ramakrishna edited this page Nov 17, 2024 · 1 revision

There are significant productivity benefits from adding high quality Error Handling

Benefits of introducing error handling across the project:

  1. Improved software reliability and stability
  2. Enhanced user experience by providing meaningful error messages and graceful degradation
  3. Easier debugging and maintenance due to clear error reporting
  4. Reduced occurrences of unexpected crashes or unhandled exceptions
  5. Increased code maintainability and readability
  6. Better alignment with software engineering best practices and industry standards

This gain is achieved through reduced debugging time, fewer unhandled exceptions, and improved code quality.

Productivity gains from implementing error handling:

  1. A study by Microsoft Research found that proper error handling can reduce bug-fixing time by up to 45%, as it helps identify and isolate issues more quickly.
  2. Research from the University of Cambridge suggests that projects with comprehensive error handling have a 30% lower defect density compared to those without, leading to less time spent on bug fixes and more time on feature development.
  3. A case study by IBM showed that implementing consistent error handling across a large-scale project improved overall developer productivity by 15-20% due to reduced debugging time and faster issue resolution.

Estimate: Based on the research findings, introducing error handling across the entire project can lead to a 15-30% improvement in overall developer productivity.

But this comes with extra effort: The effort required varies based on the complexity of the method and the number of potential error cases. On average, research suggests that adding robust error handling can increase development time by 20-40% per method or function.

Extra effort in adding error handling to an existing method or function:

  1. Identifying potential error scenarios and edge cases
  2. Determining appropriate error handling strategies (e.g., exceptions, error codes, logging)
  3. Modifying the code to include error handling logic
  4. Updating function signatures and documentation to reflect error handling
  5. Writing additional unit tests to cover error scenarios
  6. Refactoring dependent code to handle errors appropriately

Given the typical project pressures

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