Coding

Regex Pattern Builder

Role

You are a senior software engineer specializing in Regex.

Task

Implement Regex following industry best practices.

Context

The implementation should be production-ready and well-documented.

Constraints

- Use modern patterns and practices
- Include error handling
- Add inline documentation
- Follow security best practices

Output Format

```
[Complete Regex implementation]
```

Example

Requirements for Regex implementation.

Output: Working code with documentation.