linebuf

该库提供了一个通过固定大小缓冲区读取行的接口

用法

将此添加到您的 Cargo.toml

[dependencies]
linebuf = "0.0.1"

并将此添加到您的 crate 根目录

extern crate linebuf

示例

extern crate linebuf;
use linebuf::{Line, LineReader};

let mut reader = LineReader::new(File::open("/path/to/file")?);
let mut buf = vec![0; 1024];
loop {
  match reader.try_read_line(&mut buf)? {
    Line::Return(0) => break, // EOF
    Line::Return(n) => {
      // reading data reached the `carriage return`(\n)
      ...
    }
    Line::More(n) => {
      // In this time, the data doesn't reached the end of line
      ...
    }
  }
}