Auto-Default Missing Values
Explore how to implement the Proxy design pattern to intercept property access in Node.js objects. Learn to return default placeholder values for missing keys, ensuring safer configuration management and preventing runtime errors by wrapping objects without modifying them.
We'll cover the following...
We'll cover the following...
Problem statement
In your application, several components depend on configuration keys that may not exist yet. Currently, accessing a missing property simply returns undefined, which later causes runtime errors or confusing logs. ...