public static void Merge(
this IDictionary <string, object> instance,
string name,
object val,
bool replaceExisting)
{
Throws.IfArgumentNull(instance, _ => instance);
Throws.IfArgumentNot(!string.IsNullOrEmpty(name), _ => name);
if (!instance.ContainsKey(name))
{
instance.Add(name, val);
return;
}
if (instance.ContainsKey(name) & replaceExisting)
{
instance[name] = val;
return;
}
if (instance.ContainsKey(name) & !replaceExisting)
{
instance[name] += " " + val;
return;
}
}
