public static void TryCheckTooManyParameters(TransformRouteValidationContext context, IReadOnlyDictionary <string, string> rawTransform, int expected)
{
if (rawTransform.Count > expected)
{
context.Errors.Add(new InvalidOperationException("The transform contains more parameters than expected: " + string.Join(';', rawTransform.Keys)));
}
}
/// <inheritdoc/>
public IReadOnlyList <Exception> ValidateRoute(RouteConfig route)
{
var context = new TransformRouteValidationContext()
{
Services = _services,
Route = route,
};
var rawTransforms = route?.Transforms;
if (rawTransforms?.Count > 0)
{
foreach (var rawTransform in rawTransforms)
{
var handled = false;
foreach (var factory in _factories)
{
if (factory.Validate(context, rawTransform))
{
handled = true;
break;
}
}
if (!handled)
{
context.Errors.Add(new ArgumentException($"Unknown transform: {string.Join(';', rawTransform.Keys)}"));
}
}
}
// Let the app add any more validation it wants.
foreach (var transformProvider in _providers)
{
transformProvider.ValidateRoute(context);
}
// We promise not to modify the list after we return it.
return((IReadOnlyList <Exception>)context.Errors);
}
public void ValidateRoute(TransformRouteValidationContext context)
{
}