main function
Implementation
void main(List<String> arguments) {
if (arguments.isEmpty) {
stderr.writeln('Usage: dart classify_library.dart <file_path>');
exit(1);
}
String filePath = arguments[0];
File file = File(filePath);
if (!file.existsSync()) {
stderr.writeln('Error: File not found.');
exit(1);
}
String fileType = classifyFile(file);
stdout.writeln('File type: $fileType');
}