Monkey Patching
1. Overview
- Definition:
- Monkey patching is a programming practice that involves modifying a class or module at runtime, allowing for alterations in behavior without altering the original source code.
- Use Cases:
- Debugging: Temporarily override methods to print logs or alter behavior for testing.
- Feature Enhancement: Add new functionalities to existing classes or libraries without explicit modification.
- Fixing Bugs: Provide immediate fixes for bugs within libraries where source access may be limited.
- Languages Commonly Used In:
- Python, Ruby, JavaScript, and other dynamic languages that support runtime code modification.
- Implications:
- Pros:
- Flexibility: Allows developers to adapt code quickly.
- Fast Implementation: Quick fixes or enhancements can be applied without the need for full redeployment.
- Cons:
- Maintenance Challenge: Makes tracking changes and debugging more complex.
- Risk of Compatibility Issues: Changes may cause conflicts when updating underlying libraries or frameworks.
- voilation of the "closed" in open/closed principle of SOLID Principles
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