operating system development - filesystem

Added: 2026-04-29

This video demonstrates how to implement a routing system in a custom file system using path pattern matching, inspired by Express.js routing syntax. The developer shows how to define URL-like paths with parameters (e.g., `/latest/{id}`), split paths into components, and match them against predefined templates to extract parameters and resolve file locations. The implementation involves creating string splitters to break paths, pattern matching algorithms to compare path components, and hash maps to store and retrieve parameter values. This approach enables building flexible file system interfaces where paths can represent multiple files based on parameter values, similar to how web frameworks route HTTP requests to different handlers.