| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/bytes-1.4.0/src/buf/iter.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>iter.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../../bytes/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../bytes/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="kw">use </span><span class="kw">crate</span>::Buf; |
| |
| <span class="doccomment">/// Iterator over the bytes contained by the buffer. |
| /// |
| /// # Examples |
| /// |
| /// Basic usage: |
| /// |
| /// ``` |
| /// use bytes::Bytes; |
| /// |
| /// let buf = Bytes::from(&b"abc"[..]); |
| /// let mut iter = buf.into_iter(); |
| /// |
| /// assert_eq!(iter.next(), Some(b'a')); |
| /// assert_eq!(iter.next(), Some(b'b')); |
| /// assert_eq!(iter.next(), Some(b'c')); |
| /// assert_eq!(iter.next(), None); |
| /// ``` |
| /// |
| /// [`iter`]: trait.Buf.html#method.iter |
| /// [`Buf`]: trait.Buf.html |
| </span><span class="attribute">#[derive(Debug)] |
| </span><span class="kw">pub struct </span>IntoIter<T> { |
| inner: T, |
| } |
| |
| <span class="kw">impl</span><T> IntoIter<T> { |
| <span class="doccomment">/// Creates an iterator over the bytes contained by the buffer. |
| /// |
| /// # Examples |
| /// |
| /// ``` |
| /// use bytes::Bytes; |
| /// |
| /// let buf = Bytes::from_static(b"abc"); |
| /// let mut iter = buf.into_iter(); |
| /// |
| /// assert_eq!(iter.next(), Some(b'a')); |
| /// assert_eq!(iter.next(), Some(b'b')); |
| /// assert_eq!(iter.next(), Some(b'c')); |
| /// assert_eq!(iter.next(), None); |
| /// ``` |
| </span><span class="kw">pub fn </span>new(inner: T) -> IntoIter<T> { |
| IntoIter { inner } |
| } |
| |
| <span class="doccomment">/// Consumes this `IntoIter`, returning the underlying value. |
| /// |
| /// # Examples |
| /// |
| /// ```rust |
| /// use bytes::{Buf, Bytes}; |
| /// |
| /// let buf = Bytes::from(&b"abc"[..]); |
| /// let mut iter = buf.into_iter(); |
| /// |
| /// assert_eq!(iter.next(), Some(b'a')); |
| /// |
| /// let buf = iter.into_inner(); |
| /// assert_eq!(2, buf.remaining()); |
| /// ``` |
| </span><span class="kw">pub fn </span>into_inner(<span class="self">self</span>) -> T { |
| <span class="self">self</span>.inner |
| } |
| |
| <span class="doccomment">/// Gets a reference to the underlying `Buf`. |
| /// |
| /// It is inadvisable to directly read from the underlying `Buf`. |
| /// |
| /// # Examples |
| /// |
| /// ```rust |
| /// use bytes::{Buf, Bytes}; |
| /// |
| /// let buf = Bytes::from(&b"abc"[..]); |
| /// let mut iter = buf.into_iter(); |
| /// |
| /// assert_eq!(iter.next(), Some(b'a')); |
| /// |
| /// assert_eq!(2, iter.get_ref().remaining()); |
| /// ``` |
| </span><span class="kw">pub fn </span>get_ref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>T { |
| <span class="kw-2">&</span><span class="self">self</span>.inner |
| } |
| |
| <span class="doccomment">/// Gets a mutable reference to the underlying `Buf`. |
| /// |
| /// It is inadvisable to directly read from the underlying `Buf`. |
| /// |
| /// # Examples |
| /// |
| /// ```rust |
| /// use bytes::{Buf, BytesMut}; |
| /// |
| /// let buf = BytesMut::from(&b"abc"[..]); |
| /// let mut iter = buf.into_iter(); |
| /// |
| /// assert_eq!(iter.next(), Some(b'a')); |
| /// |
| /// iter.get_mut().advance(1); |
| /// |
| /// assert_eq!(iter.next(), Some(b'c')); |
| /// ``` |
| </span><span class="kw">pub fn </span>get_mut(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">&mut </span>T { |
| <span class="kw-2">&mut </span><span class="self">self</span>.inner |
| } |
| } |
| |
| <span class="kw">impl</span><T: Buf> Iterator <span class="kw">for </span>IntoIter<T> { |
| <span class="kw">type </span>Item = u8; |
| |
| <span class="kw">fn </span>next(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Option</span><u8> { |
| <span class="kw">if </span>!<span class="self">self</span>.inner.has_remaining() { |
| <span class="kw">return </span><span class="prelude-val">None</span>; |
| } |
| |
| <span class="kw">let </span>b = <span class="self">self</span>.inner.chunk()[<span class="number">0</span>]; |
| <span class="self">self</span>.inner.advance(<span class="number">1</span>); |
| |
| <span class="prelude-val">Some</span>(b) |
| } |
| |
| <span class="kw">fn </span>size_hint(<span class="kw-2">&</span><span class="self">self</span>) -> (usize, <span class="prelude-ty">Option</span><usize>) { |
| <span class="kw">let </span>rem = <span class="self">self</span>.inner.remaining(); |
| (rem, <span class="prelude-val">Some</span>(rem)) |
| } |
| } |
| |
| <span class="kw">impl</span><T: Buf> ExactSizeIterator <span class="kw">for </span>IntoIter<T> {} |
| </code></pre></div> |
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