Struct ParseFail

pub struct ParseFail<I: Ord, L> { /* private fields */ }

A single parse failure error

Implementations

impl<I: Ord, L> ParseFail<I, L>

pub fn reason(&self) -> &FailReason<I>

Get the reason of this parse failure

Trait Implementations

impl<I: Debug + Ord, L: Debug> Debug for ParseFail<I, L>

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

Formats the value using the given formatter.

impl<I: Ord, L> Error<I> for ParseFail<I, L>

type Span = Span

The type of spans to be used in the error.

type Label = L

The label used to describe a syntatic structure currently being parsed.

fn expected_input_found<Iter: IntoIterator<Item = Option<I>>>( span: Self::Span, expected: Iter, found: Option<I>, ) -> Self

Create a new error describing a conflict between expected inputs and that which was actually found.

fn unclosed_delimiter( unclosed_span: Self::Span, unclosed: I, span: Self::Span, expected: I, found: Option<I>, ) -> Self

Create a new error describing a delimiter that was not correctly closed.

fn with_label(self, label: Self::Label) -> Self

Indicate that the error occured while parsing a particular syntactic structure.

fn merge(self, other: Self) -> Self

Merge two errors that point to the same input together, combining their information.