Reviews Swift code for concurrency safety, error handling, memory management, and common mistakes. Use when reviewing .swift files for async/await patterns, actor isolation, Sendable conformance, or general Swift best practices.
Reviews Swift code for concurrency safety, error handling, and memory management issues.
/plugin marketplace add existential-birds/beagle/plugin install beagle@existential-birdsThis skill inherits all available tools. When active, it can use any tool Claude has access to.
references/common-mistakes.mdreferences/concurrency.mdreferences/error-handling.mdreferences/observable.md| Issue Type | Reference |
|---|---|
| async/await, actors, Sendable, Task | references/concurrency.md |
| @Observable, @ObservationIgnored, @Bindable | references/observable.md |
| throws, Result, try?, typed throws | references/error-handling.md |
| Force unwraps, retain cycles, naming | references/common-mistakes.md |
!) on runtime data (network, user input, files)[weak self]weakasync let or TaskGroupTask.isCancelled@unchecked)LocalizedError with descriptive messagesasync let?@unchecked Sendable backed by actual synchronization?Use when working with Payload CMS projects (payload.config.ts, collections, fields, hooks, access control, Payload API). Use when debugging validation errors, security issues, relationship queries, transactions, or hook behavior.
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.