| name | adversarial-verify |
| description | Review a diff against the goal spec assuming the code is BROKEN. The reviewer that lives in the maker's head always agrees with itself — this pulls review into a hostile, separate pass. Invoke after every code change before marking work done. |
| when_to_use | a code change is "done", before flipping a task to complete, before commit |
Adversarial Verify
Default stance: the code is broken until proven otherwise. Your job is to find where.
Do not be polite. Do not propose fixes. Do not run the code. Just hunt.
Read first
- The goal spec (PROMPT.md / the task). What does "done" actually require?
- The diff. Every changed line.
The 11 shortcuts agents take to fake "done" — check each
- Relaxed tests — assertions weakened or deleted to make red go green.
- Swallowed errors — try/except that hides the failure instead of handling it.
- Fake renames — a function "fixed" by renaming, behavior unchanged.
- Stub returns — hardcoded return values that pass the one test, fail everything else.
- Comment-as-fix — the bug is now a TODO.
- Happy-path only — 500s, empty inputs, missing files unhandled.
- Scope creep — changes unrelated to the goal ("while I was in there").
- Invented API — a method/param that doesn't exist in the actual source.
- Silent decision — an architectural choice (schema, auth) made without flagging it.
- Pass-by-mock — the test mocks the exact thing it claims to verify.
- Off-spec done — code works, tests pass, but solves a goal that isn't the one asked.
Output (JSON, no prose)
{
"passes": false,
"failures": [{ "line": 42, "shortcut": "swallowed errors", "why": "..." }]
}
If it genuinely passes, say so in one line. Most of the time, it doesn't.
