initWithValidatedFormat method

NSString? initWithValidatedFormat(
  1. NSString format, {
  2. required NSString validFormatSpecifiers,
})

initWithValidatedFormat:validFormatSpecifiers:error:

iOS: introduced 16.0.0 macOS: introduced 13.0.0

Implementation

NSString? initWithValidatedFormat(
  NSString format, {
  required NSString validFormatSpecifiers,
}) {
  objc.checkOsVersionInternal(
    'NSString.initWithValidatedFormat:validFormatSpecifiers:error:',
    iOS: (false, (16, 0, 0)),
    macOS: (false, (13, 0, 0)),
  );
  final $err = pkg_ffi.calloc<ffi.Pointer<objc.ObjCObjectImpl>>();
  try {
    final $ret = _objc_msgSend_1pnyuds(
      object$.ref.retainAndReturnPointer(),
      _sel_initWithValidatedFormat_validFormatSpecifiers_error_,
      format.ref.pointer,
      validFormatSpecifiers.ref.pointer,
      $err,
    );
    objc.NSErrorException.checkErrorPointer($err.value);
    return $ret.address == 0
        ? null
        : NSString.fromPointer($ret, retain: false, release: true);
  } finally {
    pkg_ffi.calloc.free($err);
  }
}