Enum foolang::unwind::Unwind

pub enum Unwind {
    Exception(Error, Location),
    ReturnFrom(EnvRef, Object),
}

Variants

Exception(Error, Location)

ReturnFrom(EnvRef, Object)

Methods

impl Unwind

pub fn type_error<T>(value: Object, expected: String) -> Result<T, Unwind>

pub fn type_error_at<T>(
    span: Span,
    value: Object,
    expected: String
) -> Result<T, Unwind>

pub fn message_error<T>(
    receiver: &Object,
    message: &str,
    args: &[Object]
) -> Result<T, Unwind>

pub fn eof_error_at<T>(span: Span, what: &str) -> Result<T, Unwind>

pub fn error<T>(what: &str) -> Result<T, Unwind>

pub fn error_at<T>(span: Span, what: &str) -> Result<T, Unwind>

pub fn return_from<T>(env: EnvRef, value: Object) -> Result<T, Unwind>

pub fn add_span(&mut self, span: &Span)

pub fn shift_span(self, offset: usize) -> Self

pub fn with_context(self, source: &str) -> Unwind

Trait Implementations

impl Debug for Unwind

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

Formats the value using the given formatter.

impl Display for Unwind

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

Formats the value using the given formatter.

impl PartialEq<Unwind> for Unwind

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl StructuralPartialEq for Unwind