internal PartialFunctionPre(ValueFunctionPre nested, Value passed)
{
m_nested = nested;
m_passed = passed;
}
/// <summary>
/// Create a function that waits for the missing parameters passed to
/// another function, then bundles them all up and calls the first function
/// </summary>
/// <param name="nested">function to call once we get remaining parameters</param>
/// <param name="passed">arguments that have already been passed</param>
/// <param name="needed">parameters we still need</param>
internal PartialFunctionPre(ValueFunctionPre nested, Value passed, Value needed)
{
m_nested = nested;
m_passed = passed;
// our pattern is the remaining parameters; use same precedence as nested func
Init(needed, nested.Order);
}