$ show logux/server
Logux Server is a framework for building real-time collaborative servers using the Logux protocol. It synchronizes a log of operations between clients, server, and other clients via WebSocket. The server handles authentication, channel subscriptions, action processing (access, resend, process), and supports PostgreSQL for persistent log storage. The architecture is modular, with clear separation of concerns: base server, client management, context, action queues, and logging. It provides a rich API for defining action types and channels with callbacks, and includes test utilities (TestServer, TestClient) for integration testing. The codebase is well-structured, uses modern JavaScript (ESM, Node 22+), and demonstrates high craftsmanship with careful error handling, async patterns, and comprehensive test coverage (100% line coverage target).
The LLM identified 6 files worth highlighting for reuse:
A self-contained URL pattern matcher that converts patterns like 'user/:id' into a matching function. It handles regex escaping, multiple parameters, and prototype pollution protection. Could be extracted into a standalone npm package for any Node.js project needing simple URL parameter extraction.
A custom log formatter that produces colorized, human-readable log output. It formats node IDs with deterministic random colors, handles binary data, and pretty-prints stack traces with relative paths. Self-contained and reusable in any Node.js application for enhanced logging.
A CLI argument and environment variable parser that supports aliases, type parsing (number, oneOf), .env file loading, and help generation. It is self-contained and could be reused in other Node.js CLI tools for consistent option loading.
A utility to create an HTTP or HTTPS server with automatic SSL certificate loading from files or PEM strings. It handles relative paths and supports custom server injection. Self-contained and reusable for any Node.js project needing a simple server setup.
An extension of Logux's ServerNode that filters actions based on client, node, user, and excludeClients meta. It overrides the sync filter to only send actions relevant to the connected client. While specific to Logux, it demonstrates a clean pattern for action filtering and could be reused in other Logux server implementations.
A LogStore implementation for PostgreSQL that supports multiple drivers (pg, postgres, PGlite). It handles binary actions via packers, migration with advisory locks, pagination, and efficient reason-based cleanup. The code is well-structured with parameterized queries and driver abstraction, making it reusable for any Logux server needing persistent storage.