Struct Limit

pub struct Limit<R> { /* private fields */ }

Limit the number of bytes that can be read out of a reader to the specified limit.

Constructed through Reader::limit.

Trait Implementations

impl<'de, R> PositionedReader<'de> for Limit<R>

where R: PositionedReader<'de>,

fn pos(&self) -> usize

The exact position of a reader.

impl<'de, R> Reader<'de> for Limit<R>

where R: Reader<'de>,

type Error = <R as Reader<'de>>::Error

Error type raised by the current reader.

fn skip(&mut self, n: usize) -> Result<(), Self::Error>

Skip over the given number of bytes.

fn read_bytes<V>(&mut self, n: usize, visitor: V) -> Result<V::Ok, V::Error>

where V: ValueVisitor<'de, Target = [u8], Error = Self::Error>,

Read a slice out of the current reader.

fn read(&mut self, buf: &mut [u8]) -> Result<(), Self::Error>

Read a slice into the given buffer.

fn read_byte(&mut self) -> Result<u8, Self::Error>

Read a single byte.

fn read_array<const N: usize>(&mut self) -> Result<[u8; N], Self::Error>

Read an array out of the current reader.

fn with_position(self) -> WithPosition<Self>

where Self: Sized,

Keep an accurate record of the position within the reader.

fn limit(self, limit: usize) -> Limit<Self>

where Self: Sized,

Keep an accurate record of the position within the reader.