private static void CheckCalledMethod(ErrorsService errorsService, IHasMethods viewModelType, string calledMethodName, string propertyName)
{
if (calledMethodName.IsNullOrEmpty())
{
return;
}
var calledMethodsBeforeGetProperty = viewModelType.GetMethods(calledMethodName).ToArray();
switch (calledMethodsBeforeGetProperty.Length)
{
case 0:
errorsService.AddError($"Not found called method with name '{calledMethodName}', " +
$"specified in '{nameof(PatchingPropertyAttribute)}' at property '{propertyName}'");
break;
case 1:
if (calledMethodsBeforeGetProperty.Single().ParameterTypes.Any())
{
errorsService.AddError($"Called method '{calledMethodName}' can not have parameters, " +
$"specified in '{nameof(PatchingPropertyAttribute)}' at property '{propertyName}'");
}
break;
default:
errorsService.AddError($"Found several called methods with name '{calledMethodName}', " +
$"specified in '{nameof(PatchingPropertyAttribute)}' at property '{propertyName}'");
break;
}
}
