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Claude Code Sourcemap Learning Notebook — AI skill for Claude Code

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Reverse-engineering Claude Code's 512K+ lines of TypeScript — architecture, design decisions, and 11 transferable patterns for building AI Agents.

How to install Claude Code Sourcemap Learning Notebook

This entry records only its repository, not the path inside it, so there is no exact command to give. Open dadiaomengmeimei/claude-code-sourcemap-learning-notebook and copy the folder into ~/.claude/skills/, or the file into ~/.claude/agents/.

What Claude Code Sourcemap Learning Notebook does

Reverse-engineering Claude Code's 512K+ lines of TypeScript — architecture, design decisions, and 11 transferable patterns for building AI Agents.

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README

Claude Code Sourcemap Learning Notebook

[![GitHub](https://img.shields.io/badge/GitHub-dadiaomengmeimei-blue?logo=github)](https://github.com/dadiaomengmeimei/claude-code-sourcemap-learning-notebook) [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](LICENSE)

🌐 [中文版 / Chinese Version](README_CN.md)

**Reverse-engineering Claude Code's 512K+ lines of TypeScript — extracting the architecture, design decisions, and 11 transferable patterns that make a production AI Agent work.**

Not just a code walkthrough. An architectural analysis that explains *why* each design choice was made, with alternatives compared.

What You'll Learn

🔄 Query Loop — Streaming tool execution, read-write lock concurrency, 3-layer AbortController cascade
🛠️ Tool System — buildTool() factory + Zod schema as prompt, 40+ tools with 18+ feature flags
🔒 5-Layer Security — Permission rules → mode → tool checks → path safety → macOS Seatbelt sandbox
🤖 Multi-Agent — Coordinator orchestration, default isolation with explicit sharing, cache-friendly forking
🔌 MCP & Skills — 3-layer skill architecture, bundled skill lazy extraction, /simplify 3-agent parallel review
🧠 Prompt Engineering — 7 categories with 40+ prompt files, static/dynamic separation for cache optimization
🎙️ Voice & Buddy — Record-first-connect-later latency elimination, deterministic generation

Chapters

#	Topic	Core Source Files	Time
00	Index & Architecture Overview	—	10min
01	Global Architecture	`main.tsx`, `App.tsx`, `QueryEngine.ts`	30min
02	Tool System	`Tool.ts`, `tools.ts`, `GlobTool.ts`	45min
03	Permission & Security	`permissions.ts`, `filesystem.ts`	45min
04	Query Loop & API ⭐	`query.ts`, `StreamingToo