/history - Iteration History

Shows detailed history of loop iterations with timing and status.

Usage

/history [count]

• count - Number of entries to show (default: 20)

!bash cat << 'SCRIPT' | bash #!/bin/bash WORK_DIR="${CLAUDE_PROJECT_DIR:-$(pwd)}/work" COUNT="${1:-20}"

echo "# Iteration History (last $COUNT)" echo ""

if [[ ! -f "$WORK_DIR/.iteration-history.jsonl" ]]; then echo "No iteration history found." echo "" echo "Run /loop to start tracking iterations." exit 0 fi

echo "| Iter | Item | Status | Duration | Summary |" echo "|------|------|--------|----------|---------|"

tail -"$COUNT" "$WORK_DIR/.iteration-history.jsonl" | while IFS= read -r line; do # Extract fields from JSON using grep/cut (portable) iter=$(echo "$line" | grep -o '"iteration":[0-9]' | cut -d: -f2) item=$(echo "$line" | grep -o '"item":"[^"]"' | cut -d'"' -f4) status=$(echo "$line" | grep -o '"status":"[^"]"' | cut -d'"' -f4) elapsed=$(echo "$line" | grep -o '"elapsed_ms":[0-9]' | cut -d: -f2) summary=$(echo "$line" | grep -o '"summary":"[^"]*"' | cut -d'"' -f4)

# Format duration
if [[ -n "$elapsed" ]]; then
    if [[ $elapsed -gt 60000 ]]; then
        mins=$((elapsed / 60000))
        secs=$(((elapsed % 60000) / 1000))
        duration="${mins}m${secs}s"
    elif [[ $elapsed -gt 1000 ]]; then
        secs=$((elapsed / 1000))
        duration="${secs}s"
    else
        duration="${elapsed}ms"
    fi
else
    duration="-"
fi

# Truncate summary if too long
if [[ ${#summary} -gt 40 ]]; then
    summary="${summary:0:37}..."
fi

# Format item (default to n/a)
[[ -z "$item" ]] && item="n/a"

echo "| ${iter:-?} | $item | ${status:-?} | $duration | ${summary:-} |"

done

echo "" echo "---" echo "Total entries: $(wc -l < "$WORK_DIR/.iteration-history.jsonl" | tr -d ' ')"

Show total elapsed time if available

if [[ -f "$WORK_DIR/.loop-state" ]]; then total_elapsed=$(grep "TOTAL_ELAPSED_MS" "$WORK_DIR/.loop-state" 2>/dev/null | cut -d= -f2) if [[ -n "$total_elapsed" && "$total_elapsed" != "0" ]]; then if [[ $total_elapsed -gt 60000 ]]; then total_mins=$((total_elapsed / 60000)) total_secs=$(((total_elapsed % 60000) / 1000)) echo "Total runtime: ${total_mins}m${total_secs}s" else total_secs=$((total_elapsed / 1000)) echo "Total runtime: ${total_secs}s" fi fi fi SCRIPT