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The Reader can implement BufReader naturally (#232)
There's no reason the user should be forced to wrap it in BufReader in case the trait is needed, because the Reader has all the bits for supporting it naturally.
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Original file line number | Diff line number | Diff line change |
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extern crate bytes; | ||
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use std::io::{BufRead, Cursor, Read}; | ||
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use bytes::Buf; | ||
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#[test] | ||
fn read() { | ||
let buf1 = Cursor::new(b"hello "); | ||
let buf2 = Cursor::new(b"world"); | ||
let buf = Buf::chain(buf1, buf2); // Disambiguate with Read::chain | ||
let mut buffer = Vec::new(); | ||
buf.reader().read_to_end(&mut buffer).unwrap(); | ||
assert_eq!(b"hello world", &buffer[..]); | ||
} | ||
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#[test] | ||
fn buf_read() { | ||
let buf1 = Cursor::new(b"hell"); | ||
let buf2 = Cursor::new(b"o\nworld"); | ||
let mut reader = Buf::chain(buf1, buf2).reader(); | ||
let mut line = String::new(); | ||
reader.read_line(&mut line).unwrap(); | ||
assert_eq!("hello\n", &line); | ||
line.clear(); | ||
reader.read_line(&mut line).unwrap(); | ||
assert_eq!("world", &line); | ||
} |