Enum precise_calc::CalcError

pub enum CalcError {
    NameNotFound(String),
    NameAlreadyBound(String),
    IncorrectArity(usize, usize),
    ParseNum,
    ParseError,
    IOError,
}

Variants

NameNotFound(String)

Symbol is not in context.

NameAlreadyBound(String)

Use tried to assign a value to a name that already has a value assigned to it.

IncorrectArity(usize, usize)

Function called with incorrect number of arguments. IncorrectArity(expected, found).

ParseNum

ParseError

IOError

Trait Implementations

impl Clone for CalcError

fn clone(&self) -> CalcError

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CalcError

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

Formats the value using the given formatter.

impl Display for CalcError

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

Formats the value using the given formatter.