public static int FindIn(ContextInfo c)
{
if (c == null)
{
return(-1);
}
int val = -1;
if (!_cacheLookup.TryGetValue(c, out val))
{
val = c.IndexOf <T>();
if (val < 0)
{
throw new ComponentIsNotInContextException(typeof(T), c);
}
_cacheLookup[c] = val;
}
return(val);
}
internal static int IndexOf <T>(this ContextInfo info) where T : IComponent
{
return(info.IndexOf(typeof(T)));
}