Generates RSpec tests in Ruby with describe/context/it blocks, matchers, let/before hooks, and mocking. Use when user mentions "RSpec", "describe do", "expect().to", "Ruby (SKILL.md metadata excerpt)
Setup not establishedSource observation · Source example · File structure observedCheck method & evidence →
Write idiomatic Ruby code with metaprogramming, Rails patterns, and performance optimization. Specializes in Ruby on Rails, gem development, and testing frameworks. (SKILL.md metadata excerpt)
Setup not establishedSource observation · Source example · File structure observedCheck method & evidence →
Run Ruff checks with optional scope and rule overrides, apply safe and unsafe autofixes iteratively, review each change, (Publisher-index excerpt; file read separately)
Setup not establishedSource observation · Source example · File tree not reviewedCheck method & evidence →
Cost-safety discipline for paid AI / inference APIs: treat $-cost as a third complexity dimension alongside time and space. Forces a written (SKILL.md metadata excerpt)
Setup not establishedSource observation · Source example · File structure observedCheck method & evidence →
Master Rust async programming with Tokio, async traits, error handling, and concurrent patterns. Use when building async Rust applications, implementing concurrent systems, (SKILL.md metadata excerpt)
Setup not establishedSource observation · Source example · File structure observedCheck method & evidence →
Master Rust async programming with Tokio, async traits, error handling, and concurrent patterns. Use when building async Rust applications, implementing concurrent systems, (SKILL.md metadata excerpt)
Setup not establishedSource observation · Source example · File structure observedCheck method & evidence →