/// <summary>
/// Map from the provided arguments onto the public properties of an existing
/// object
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="args"></param>
/// <param name="obj"></param>
public static void MapOnto <T>(IArguments args, T obj)
{
var targetType = typeof(T);
var publicProperties = targetType.GetProperties(BindingFlags.Public | BindingFlags.Instance)
.Where(p => p.CanWrite && p.SetMethod != null)
.ToList();
foreach (var property in publicProperties)
{
// Try to map positional argument if the attribute is set
var attr = property.GetCustomAttributes <ArgumentIndexAttribute>(true).FirstOrDefault();
if (attr != null)
{
var index = attr.Index;
var positionalArgument = args.Consume(index);
AssignPropertyValue(positionalArgument, property, obj);
continue;
}
if ((property.PropertyType == typeof(bool) || property.PropertyType == typeof(bool?)) && args.ConsumeFlag(property.Name).Exists())
{
property.SetValue(obj, true);
continue;
}
var namedArg = args.Consume(property.Name);
if (namedArg.Exists())
{
AssignPropertyValue(namedArg, property, obj);
}
}
}
