edf74b38c5
- Add 3 missing events to Section 7.1: Setup, PermissionRequest, SubagentStop - Document PreToolUse additionalContext feature (v2.1.9+) - Create 3 production-ready hook templates (setup, permission, subagent) - Add resource evaluation documenting rejection of secondary source Source: Official Claude Code CHANGELOG, not external blog posts Closes gap identified during resource evaluation process Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
51 lines
1.5 KiB
Bash
Executable file
51 lines
1.5 KiB
Bash
Executable file
#!/bin/bash
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# subagent-stop.sh
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# Runs when a sub-agent completes
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# Use for cleanup, logging, or metrics
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INPUT=$(cat)
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AGENT_NAME=$(echo "$INPUT" | jq -r '.agent_name // "unknown"')
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SESSION_ID=$(echo "$INPUT" | jq -r '.session_id // "unknown"')
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EXIT_CODE=$(echo "$INPUT" | jq -r '.exit_code // 0')
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DURATION=$(echo "$INPUT" | jq -r '.duration_ms // 0')
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# Log subagent completion
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LOG_DIR="$HOME/.claude/logs"
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mkdir -p "$LOG_DIR"
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TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
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LOG_ENTRY=$(jq -n \
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--arg timestamp "$TIMESTAMP" \
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--arg agent "$AGENT_NAME" \
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--arg session "$SESSION_ID" \
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--argjson exit_code "$EXIT_CODE" \
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--argjson duration "$DURATION" \
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'{timestamp: $timestamp, agent: $agent, session: $session, exit_code: $exit_code, duration_ms: $duration}')
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echo "$LOG_ENTRY" >> "$LOG_DIR/subagents-$(date +%Y-%m-%d).jsonl"
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# Calculate duration in seconds for readability
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DURATION_SEC=$(echo "scale=2; $DURATION / 1000" | bc)
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# Provide feedback on slow agents (>30 seconds)
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if [[ $(echo "$DURATION > 30000" | bc) -eq 1 ]]; then
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cat << EOF
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{
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"systemMessage": "⏱️ Subagent '$AGENT_NAME' took ${DURATION_SEC}s to complete. Consider optimizing or splitting into smaller tasks.",
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"hookSpecificOutput": {
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"additionalContext": "Subagent performance: $AGENT_NAME completed in ${DURATION_SEC}s"
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}
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}
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EOF
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fi
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# Alert on failed subagents
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if [[ $EXIT_CODE -ne 0 ]]; then
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cat << EOF
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{
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"systemMessage": "❌ Subagent '$AGENT_NAME' failed with exit code $EXIT_CODE. Review task output for errors."
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}
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EOF
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fi
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exit 0
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