Struct tower_web::util::buf_stream::size_hint::Builder

pub struct Builder { /* fields omitted */ }

Build a SizeHint

Methods

impl Builder

pub fn new() -> Builder

Create a new Builder configured with default values.

Important traits for &'a mut W

impl<'a, W> Write for &'a mut W where
    W: Write + ?Sized, impl<'a, R> Read for &'a mut R where
    R: Read + ?Sized, impl<'a, I> Iterator for &'a mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

pub fn available(&mut self, val: usize) -> &mut Self

Sets the available hint value.

Important traits for &'a mut W

impl<'a, W> Write for &'a mut W where
    W: Write + ?Sized, impl<'a, R> Read for &'a mut R where
    R: Read + ?Sized, impl<'a, I> Iterator for &'a mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

pub fn lower(&mut self, val: usize) -> &mut Self

Sets the lower hint value.

Panics

This function panics if val is smaller than available.

Important traits for &'a mut W

impl<'a, W> Write for &'a mut W where
    W: Write + ?Sized, impl<'a, R> Read for &'a mut R where
    R: Read + ?Sized, impl<'a, I> Iterator for &'a mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

pub fn upper(&mut self, val: usize) -> &mut Self

Set the upper hint value.

Panics

This function panics if val is smaller than lower.

pub fn build(&self) -> SizeHint

Build the SizeHint

Trait Implementations

impl Debug for Builder

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

Formats the value using the given formatter.