Bash script to clean up a Unity project directory (removes files and folders that Unity can regenerate when loading the project again)

clean_unity_project.sh

#!/bin/bash

FOLDERS_TO_DELETE=("Library" "Temp" "obj" "Build" "Builds" "Logs")
FILES_TO_DELETE=("*.sln" "*.csproj")

DRY_RUN=true
if [[ "$1" == "--apply" ]]; then
  DRY_RUN=false
fi

if [ "$DRY_RUN" = true ]; then
  echo "--- Starting Unity project clean-up in DRY RUN mode (use --apply to perform actual clean-up) ---"
  echo "No files or folders will be deleted."
else
  echo "--- Starting Unity project clean-up in LIVE mode ---"
  echo "WARNING: This script will delete files and folders immediately."
fi

echo "Current directory: $(pwd)"
echo ""

for folder_name in "${FOLDERS_TO_DELETE[@]}"; do
    if [ -d "$folder_name" ]; then
        if [ "$DRY_RUN" = true ]; then
            echo "    [DRY RUN] Would delete folder: ./${folder_name}"
        else
            echo "    Deleting folder: ./${folder_name}"
            rm -rf "$folder_name"
        fi
    fi
done

for file_pattern in "${FILES_TO_DELETE[@]}"; do
    for file_to_delete in ${file_pattern}; do
        if [ -f "$file_to_delete" ]; then
            if [ "$DRY_RUN" = true ]; then
                echo "    [DRY RUN] Would delete file:   ./${file_to_delete}"
            else
                echo "    Deleting file:   ./${file_to_delete}"
                rm -f "$file_to_delete"
            fi
        fi
    done
done

echo ""
if [ "$DRY_RUN" = true ]; then
  echo "--- Dry Run Complete! ---"
else
  echo "--- Cleanup Complete! ---"
fi