validateTargetDirectories method
void
validateTargetDirectories()
Implementation
void validateTargetDirectories() {
final rest = argResults?.rest ?? [];
if (rest.isEmpty) {
const _exceptionMessage =
'Invalid number of directories. At least one must be specified.';
throw const InvalidArgumentException(_exceptionMessage);
}
final rootFolderPath = argResults?[rootFolder] as String;
for (final relativePath in rest) {
final absolutePath = join(rootFolderPath, relativePath);
if (!Directory(absolutePath).existsSync()) {
final _exceptionMessage =
"$absolutePath doesn't exist or isn't a directory.";
throw InvalidArgumentException(_exceptionMessage);
}
}
}