Struct spectral::AssertionFailure

pub struct AssertionFailure<'r> { /* fields omitted */ }

A failed assertion.

This exposes builder methods to construct the final failure message.

Methods

impl<'r> AssertionFailure<'r>

fn from_spec<T: DescriptiveSpec<'r>>(spec: &T) -> AssertionFailure<'r>

Construct a new AssertionFailure from a DescriptiveSpec.

fn with_expected(&mut self, expected: String) -> &mut Self

Builder method to add the expected value for the panic message.

fn with_actual(&mut self, actual: String) -> &mut Self

Builder method to add the actual value for the panic message.

fn fail(&mut self)

Builds the failure message with a description (if present), the expected value, and the actual value and then calls panic with the created message.

Trait Implementations

impl<'r> Debug for AssertionFailure<'r>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.