Crate partial_function

Structs

BoundedFunction	A regular function that is only defined between lower and higher. If two functions intersect their higher and lower bounds respectively. The second will take precedence where f(lower).
PartialFunction	Define a functions defined by multiple functions parts. See BoundedFunction. Uses bounds as [lower,higher], except in the case of a lower bound overlapping a higher bound. In this case, the lower bound always take precedence.
PartialFunctionBuilder	A builder to create an immutable PartialFunction.