mandiant/capa

linter pass that checks nursery rule namespaces against existing directory structure

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#3,112 opened on Jun 19, 2026

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enhancementgood first issuehelp wanted

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Description

we should add a linter pass that checks nursery rule namespaces against the existing directory structure.

Originally posted by @williballenthin in https://github.com/mandiant/capa-rules/issues/1166#issuecomment-4750659975

Contributor guide

Research direction
Study the nursery rule directory structure and the linter framework to add a pass that validates namespace consistency.
Tech stack
python
Domain
toolingsecurity
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
PythonGit
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60