coustomParser method
Implementation
@override
void coustomParser(ArgResults argResults) async {
final executableArguments = ['build', 'ipa'];
final defineFile = argResults['dart-define-from-file=<use-define-config.json|.env>'];
if (defineFile != null) executableArguments.add('--dart-define-from-file=$defineFile');
await runExecutableArguments('flutter', executableArguments, verbose: true);
}