public DebugView_(Maybe <T> inner)
{
_inner = inner;
}
/// <summary>
/// Verifies that <paramref name="maybe"/> evaluates to true in a
/// boolean context.
/// </summary>
public static void LogicalTrue <T>(Maybe <T> maybe)
#if VISIBLE_INTERNALS
=> True(maybe.ToBoolean(), "The maybe should evaluate to true.");