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analysis_claude_code/learn-claude-code/s04_hooks/images/hooks-overview.ja.svg
2026-06-16 00:10:35 +08:00

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<text x="400" y="31" fill="#fff" font-size="15" font-weight="700" text-anchor="middle">Hooks — 拡張ロジックは外側に、ループは一文字も変更しない</text>
<!-- ===== メインフローy=140 水平) ===== -->
<!-- ① messages[] -->
<rect x="40" y="112" width="110" height="56" rx="8" fill="#f0f4ff" stroke="#2563eb" stroke-width="1.5"/>
<text x="95" y="138" fill="#1e3a5f" font-size="12" font-weight="600" text-anchor="middle">messages[]</text>
<text x="95" y="156" fill="#64748b" font-size="9" text-anchor="middle">(s01 保持)</text>
<!-- → LLM -->
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<!-- ② LLM -->
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<text x="260" y="134" fill="#1e3a5f" font-size="14" font-weight="700" text-anchor="middle">LLM</text>
<text x="260" y="154" fill="#64748b" font-size="10" text-anchor="middle">stop_reason=tool_use?</text>
<!-- LLM No → 返却 -->
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<text x="275" y="192" fill="#16a34a" font-size="10" font-weight="600">No</text>
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<text x="260" y="220" fill="#166534" font-size="11" font-weight="600" text-anchor="middle">結果を返す</text>
<!-- LLM Yes → PreToolUse -->
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<text x="345" y="132" fill="#d97706" font-size="10" font-weight="600">Yes</text>
<!-- ③ PreToolUse フックs04 新規) -->
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<text x="460" y="116" fill="#166534" font-size="11" font-weight="700" text-anchor="middle">trigger_hooks()</text>
<text x="460" y="132" fill="#166534" font-size="9" font-weight="600" text-anchor="middle">PreToolUse</text>
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<text x="460" y="153" fill="#166534" font-size="8" text-anchor="middle">permission_hook · log_hook</text>
<text x="460" y="176" fill="#64748b" font-size="8" text-anchor="middle">教育版: 非 None → ブロック</text>
<!-- PreToolUse 中断 → 下に分岐 -->
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<text x="460" y="236" fill="#991b1b" font-size="10" font-weight="600" text-anchor="middle">tool_result に返す</text>
<!-- PreToolUse 通過 → TOOL_HANDLERS -->
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<text x="558" y="132" fill="#16a34a" font-size="9" font-weight="600">通過</text>
<!-- ④ TOOL_HANDLERS (s02 保持) -->
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<text x="640" y="134" fill="#1e3a5f" font-size="10" font-weight="600" text-anchor="middle">TOOL_</text>
<text x="640" y="148" fill="#1e3a5f" font-size="10" font-weight="600" text-anchor="middle">HANDLERS</text>
<text x="640" y="164" fill="#64748b" font-size="8" text-anchor="middle">bash/read/...</text>
<!-- TOOL_HANDLERS → PostToolUse (下) -->
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<text x="648" y="224" fill="#16a34a" font-size="9" font-weight="600">実行後</text>
<!-- ⑤ PostToolUse フックs04 新規) -->
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<text x="640" y="290" fill="#166534" font-size="11" font-weight="700" text-anchor="middle">trigger_hooks()</text>
<text x="640" y="306" fill="#166534" font-size="9" font-weight="600" text-anchor="middle">PostToolUse</text>
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<text x="640" y="320" fill="#166534" font-size="7" text-anchor="middle">large_output_hook</text>
<!-- ===== ループ:結果を messages に戻す ===== -->
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<text x="400" y="370" fill="#64748b" font-size="10" text-anchor="middle">結果を messages[] に追加、ループ継続</text>
<!-- ===== 下部比較 ===== -->
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<text x="100" y="416" fill="#94a3b8" font-size="10" font-weight="600">s03:</text>
<text x="130" y="416" fill="#64748b" font-size="10" font-family="monospace">if not check_permission(block): ...</text>
<text x="400" y="416" fill="#94a3b8" font-size="10">← チェックを追加するたびにループを修正</text>
<text x="100" y="436" fill="#16a34a" font-size="10" font-weight="600">s04:</text>
<text x="130" y="436" fill="#16a34a" font-size="10" font-family="monospace">blocked = trigger_hooks("PreToolUse", block)</text>
<text x="520" y="436" fill="#16a34a" font-size="10">← チェック追加 = register_hook()、ループ不変</text>
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