/// <summary>
/// Converts an object's public properties to a collection of string-based key-value pairs. If the object happens
/// to be an IDictionary, the IDictionary's keys and values converted to strings and returned.
/// </summary>
/// <param name="obj">The object to parse into key-value pairs</param>
/// <returns></returns>
public static IEnumerable <KeyValuePair <string, object> > ToKeyValuePairs(this object obj)
{
if (obj == null)
{
throw new ArgumentNullException("obj");
}
return
((obj is string) ? QueryParamCollection.Parse((string)obj) :
(obj is IEnumerable) ? CollectionToKV((IEnumerable)obj) :
ObjectToKV(obj));
}
