Plugin Claude Code
Deterministic scanner that finds and deletes tests that can never fail — assertions the type checker already guarantees, tautologies, mock-echo tests, dead/swallowed assertions, and duplicates. TypeScript (Jest/Vitest/bun:test) and Python (pytest + mypy).
Instructions file
Instructions for shmulc8/captain-obvious, a project described as: Deterministic scanner that deletes tests that can never fail — asks the type checker instead of an LLM. TypeScript (Jest/Vitest/bun:test) + Python (pytest/mypy).
Hook
Runs before the agent uses a tool for Write, Edit and MultiEdit tool calls, executing prevent.py via python3. From shmulc8/captain-obvious.
Skill Claude CodeCodex
Finds and deletes "Captain Obvious" tests — tests that can never fail or check nothing. It catches assertions the type checker already guarantees (typeof/isinstance/toBeDefined on typed values), assertion-free tests, tautologies (expect(true).toBe(true), assert x == x, len >= 0), arrange-assert echoes (const x = 5…