validate method
Implementation
Future<void> validate() async {
String path = Directory.current.path;
List<bool> files = await Future.wait([
checkFileExist("$path${Constants.pubspecFilePath.actualPath()}"),
checkFileExist("$path${Constants.mainFilePath.actualPath()}"),
]);
if (!files[0]) {
throw CliException(
message: "${Constants.pubspecFilePath.actualPath()} file is not exist",
);
}
if (!files[1]) {
throw CliException(
message: "${Constants.mainFilePath.actualPath()} file is not exist",
);
}
}