getOS static method
Returns the current OS.
Implementation
static OSType getOS() {
if (kIsWeb) return OSType.web;
if (Platform.isAndroid) return OSType.android;
if (Platform.isIOS) return OSType.iOS;
if (Platform.isWindows) return OSType.windows;
if (Platform.isMacOS) return OSType.macOS;
if (Platform.isLinux) return OSType.linux;
if (Platform.isFuchsia) return OSType.fuchsia;
return OSType.unknown;
}