Trait nom::error::FromExternalError

pub trait FromExternalError<I, E> {
    fn from_external_error(input: I, kind: ErrorKind, e: E) -> Self;
}

This trait is required by the map_res combinator to integrate error types from external functions, like [std::str::FromStr]

Required methods

fn from_external_error(input: I, kind: ErrorKind, e: E) -> Self

Creates a new error from an input position, an ErrorKind indicating the wrapping parser, and an external error

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Implementors

impl<I, E> FromExternalError<I, E> for ()

fn from_external_error(_input: I, _kind: ErrorKind, _e: E) -> Self

impl<I, E> FromExternalError<I, E> for (I, ErrorKind)

fn from_external_error(input: I, kind: ErrorKind, _e: E) -> Self

impl<I, E> FromExternalError<I, E> for Error<I>

fn from_external_error(input: I, kind: ErrorKind, _e: E) -> Self

Create a new error from an input position and an external error

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