Trait metfor::Quantity[−][src]

pub trait Quantity: Copy + Debug + Sized {
    fn pack(_: f64) -> Self;

    fn unpack(self) -> f64;

    fn unwrap(self) -> f64;

    fn into_option(self) -> Option<f64>;

    fn approx_eq<RHS, TOL>(self, other: RHS, tol: TOL) -> bool
    where
        Self: From<RHS> + From<TOL> + Quantity,
    { ... }

    fn abs(self) -> Self { ... }
}
Expand description

A quantity is a common super trait for types that represent units of measurement.

Required methods

Create a new instance of self by wrapping a value

Unpack a wrapped value without any error checking.

Unwrap the value from the new type and check for validity, panic if contents are invalid.

Convert into an option that is None if the content is invalid.

Provided methods

Test whether these two values are close

Get the absolute value.

Implementations on Foreign Types

Implementors