Enum calc_lib::O

pub enum O<'a> {
    Val(&'a Ratio<BigInt>),
    Prev(PrevVal<'a>),
    Empty,
    Exit,
}

A successful evaluation of an input.

Variants

Val(&'a Ratio<BigInt>)

The result of a passed expression.

Prev(PrevVal<'a>)

The previous result of the requested recall statement.

Empty

The input contained all spaces which is part of our language but does not do anything.

Exit

A quit statement was issued to terminate the program.

Trait Implementations

impl<'a> Debug for O<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a> Display for O<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.