Enum ErrorKind 

#[non_exhaustive]
pub enum ErrorKind {
    Config,
    Compile,
    Eval,
    Budget,
    TimedOut,
    Cancelled,
    Service {
        code: Cow<'static, str>,
    },
}

The class of an Error. It decides the recorded code.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Config

A configuration is invalid.

Compile

An expression or definition did not compile.

Eval

An expression failed to evaluate.

Budget

The operation budget was exceeded.

TimedOut

A deadline passed.

Cancelled

The run was cancelled.

Service

A function reported its own code.

Fields

code: Cow<'static, str>

The code the function chose.

Trait Implementations

impl Clone for ErrorKind

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ErrorKind

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

Formats the value using the given formatter.

impl Eq for ErrorKind

impl PartialEq for ErrorKind

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for ErrorKind