analyze_projects.sh

#!/bin/bash
set -euo pipefail

ROOT="${1:-$(pwd)}"

TARGETS=(
  node_modules
  target
  build
  dist
  venv
  .venv
  .gradle
  __pycache__
  .next
  .nuxt
  .output
  vendor
  obj
  .turbo
  .parcel-cache
)

# Build find expression
FIND_EXPR=()
for t in "${TARGETS[@]}"; do
  FIND_EXPR+=(-name "$t" -o)
done
# Bash doesn't support negative array indices; remove the trailing "-o"
if ((${#FIND_EXPR[@]} > 0)); then
  unset "FIND_EXPR[$((${#FIND_EXPR[@]} - 1))]"
fi

# Scan + format
find "$ROOT" -type d \( "${FIND_EXPR[@]}" \) -prune 2>/dev/null |
while read -r dir; do
  size=$(du -sh "$dir" 2>/dev/null | awk '{print $1}')
  mtime=$(stat -f "%Sm" -t "%Y-%m-%d %H:%M" "$dir" 2>/dev/null || \
          stat -c "%y" "$dir" 2>/dev/null | cut -d. -f1)
  printf "%-8s | %s | %s\n" "$size" "$mtime" "$dir"
done