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agf-code-map

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Deeply Understand (codemap) — 持久化代码图谱 + 变更影响分析 + 理解地图。接手遗留项目 Day-1 / PR 影响分析 / 解释陌生代码 / PRD·ADR 前现状理解时用。编排 tools/codemap/ 的 codemap CLI

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Source SKILL.md: https://github.com/pcliangx/AppGenesisForge/blob/HEAD/.claude/skills/agf-code-map/SKILL.md

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agf-code-map（Deeply Understand / codemap）

ADR-021 Deeply Understand 代码理解引擎的 AGF 入口。Python 原生（tools/codemap/），SQLite 持久图谱 + tree-sitter 多语言 + 反向 BFS 影响分析 + 静态 HTML dashboard。替换 agf-understand（M8 验证后删 agf-understand.js）。

何时用

  • 接手遗留项目 Day-1：codemap build + onboard + dashboard
  • PR / 改动影响分析：codemap diff（→ code-reviewer 审查清单）
  • 解释陌生文件/函数：codemap explain
  • PRD/ADR 前现状理解：codemap understand（接管 agf-understand 的理解地图）

命令（tools/codemap/ 下 uv run codemap <subcmd>）

  • build [path] — 全量建图 → .agf/code-map.db
  • update — 增量（git diff + 双指纹）
  • diff [--base <ref>] [--hop N] — 变更影响分析（反向 import BFS + 风险评分）
  • explain <target> — 节点深度解释（邻居 + 源码片段）
  • onboard — 项目概览 + 复杂度热点 + 高扇入
  • understand [topic] — 理解地图（目录子系统 + 核心依赖 + 风险点）
  • context "<query>" — 相关子图（给 agent 注入）
  • search "<query>" — 检索（默认 FTS5 关键词；跑过 embed 后自动启用 semantic 余弦，三态降级）
  • embed — 生成节点 embedding 存 .agf/code-map.db（需 uv sync --extra semantic；jina-code-v2，首次下载 ~90MB + torch；未装/未跑则 search 自动降级 FTS，功能不中断）
  • dashboard [--out <path>] — 静态 HTML 图（cytoscape，浏览器 open）

语言覆盖

首发 7 语言：Python / TS / JS / SQL / YAML / JSON / Java（04 设计）。Swift/WXML 诚实缺口（04 §6）。

纪律（08）

  • DU 是事实层（确定性代码事实），不碰 docs/specs/ / docs/adr/ / docs/design/DESIGN.md / OpenAPI 契约
  • 产物 .agf/* gitignored（派生缓存，可重建）；消费层报告落 docs/reviews/
  • DU 不投票 verdict（ADR-010 不变）——给 reviewer 事实参考，verdict 仍从 findings 推导