Crate nom_bufreader_rp

Source
Expand description

This crate provides a BufReader alternative that can be used with nom parsers

It will hide for you the Incomplete handling in nom for streaming parsers, retrying and refilling buffers automatically.

For synchronous io, use bufreader::BufReader, while for asynchronous IO, you should use async_bufreader::BufReader

§Examples

§sync

use nom_bufreader::bufreader::BufReader;
use nom_bufreader::{Error, Parse};
use std::{net::TcpListener, str::from_utf8};

fn main() -> Result<(), Error<()>> {
    let listener = TcpListener::bind("127.0.0.1:8080")?;
    let mut i = BufReader::new(listener.incoming().next().unwrap()?);

    // method, space and path are nom parsers
    let m = i.parse(method)?;
    let _ = i.parse(space)?;
    let p = i.parse(path)?;
    println!("got method {}, path {}", m, p);
    Ok(())
}

§async

§tokio
use nom_bufreader::async_bufreader::BufReader;
use nom_bufreader::{AsyncParse, Error};
use std::str::from_utf8;
use tokio_util::compat::TokioAsyncReadCompatExt;
use tokio::net::TcpListener;

#[tokio::main]
async fn main() -> Result<(), Error<()>> {
    let listener = TcpListener::bind("127.0.0.1:8080").await?;
    let mut i = BufReader::new(listener.accept().await?.0.compat());

    let m = i.parse(method).await?;
    let _ = i.parse(space).await?;
    let p = i.parse(path).await?;
    println!("got method {}, path {}", m, p);
    Ok(())
}
§async-std
use nom_bufreader::async_bufreader::BufReader;
use nom_bufreader::{AsyncParse, Error};
use std::str::from_utf8;
use async_std::net::TcpListener;

#[async_std::main]
async fn main() -> Result<(), Error<()>> {
    let listener = TcpListener::bind("127.0.0.1:8080").await?;
    let mut i = BufReader::new(listener.accept().await?.0);

    let m = i.parse(method).await?;
    let _ = i.parse(space).await?;
    let p = i.parse(path).await?;
    println!("got method {}, path {}", m, p);
    Ok(())
}

Modules§

async_bufreader
bufreader

Enums§

Error

Traits§

AsyncParse
Parse