final TargetPlatform targetPlatform = this.parser.parse(_builder);
Resource _eResource = targetPlatform.eResource();
EList<Resource.Diagnostic> _errors = _eResource.getErrors();
boolean _isEmpty = _errors.isEmpty();
Assert.assertTrue(_isEmpty);
TargetPlatformValidator _validator = tester.validator();
_validator.checkNoDuplicateOptions(targetPlatform);
AssertableDiagnostics _diagnose = tester.diagnose();
Iterable<Diagnostic> _allDiagnostics = _diagnose.getAllDiagnostics();
Iterable<FeatureBasedDiagnostic> _filter = Iterables.<FeatureBasedDiagnostic>filter(_allDiagnostics, FeatureBasedDiagnostic.class);
final List<FeatureBasedDiagnostic> diagnostics = IterableExtensions.<FeatureBasedDiagnostic>toList(_filter);
String _join = IterableExtensions.join(diagnostics, ", ");