| <!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/tinyvec-1.6.0/src/slicevec.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>slicevec.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="../../tinyvec/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="../../tinyvec/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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| <span id="1076">1076</span> |
| <span id="1077">1077</span> |
| <span id="1078">1078</span> |
| <span id="1079">1079</span> |
| <span id="1080">1080</span> |
| </pre><pre class="rust"><code><span class="attribute">#![allow(unused_variables)] |
| #![allow(missing_docs)] |
| |
| </span><span class="kw">use super</span>::<span class="kw-2">*</span>; |
| |
| <span class="doccomment">/// A slice-backed vector-like data structure. |
| /// |
| /// This is a very similar concept to `ArrayVec`, but instead |
| /// of the backing memory being an owned array, the backing |
| /// memory is a unique-borrowed slice. You can thus create |
| /// one of these structures "around" some slice that you're |
| /// working with to make it easier to manipulate. |
| /// |
| /// * Has a fixed capacity (the initial slice size). |
| /// * Has a variable length. |
| </span><span class="kw">pub struct </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| data: <span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>[T], |
| len: usize, |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Default <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>default() -> <span class="self">Self </span>{ |
| <span class="self">Self </span>{ data: <span class="kw-2">&mut </span>[], len: <span class="number">0 </span>} |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Deref <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="kw">type </span>Target = [T]; |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>deref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="self">Self</span>::Target { |
| <span class="kw-2">&</span><span class="self">self</span>.data[..<span class="self">self</span>.len] |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> DerefMut <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>deref_mut(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">&mut </span><span class="self">Self</span>::Target { |
| <span class="kw-2">&mut </span><span class="self">self</span>.data[..<span class="self">self</span>.len] |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T, I> Index<I> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>I: SliceIndex<[T]>, |
| { |
| <span class="kw">type </span>Output = <I <span class="kw">as </span>SliceIndex<[T]>>::Output; |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>index(<span class="kw-2">&</span><span class="self">self</span>, index: I) -> <span class="kw-2">&</span><span class="self">Self</span>::Output { |
| <span class="kw-2">&</span><span class="self">self</span>.deref()[index] |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T, I> IndexMut<I> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>I: SliceIndex<[T]>, |
| { |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>index_mut(<span class="kw-2">&mut </span><span class="self">self</span>, index: I) -> <span class="kw-2">&mut </span><span class="self">Self</span>::Output { |
| <span class="kw-2">&mut </span><span class="self">self</span>.deref_mut()[index] |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>append(<span class="kw-2">&mut </span><span class="self">self</span>, other: <span class="kw-2">&mut </span><span class="self">Self</span>) |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="kw">for </span>item <span class="kw">in </span>other.drain(..) { |
| <span class="self">self</span>.push(item) |
| } |
| } |
| |
| <span class="doccomment">/// A `*mut` pointer to the backing slice. |
| /// |
| /// ## Safety |
| /// |
| /// This pointer has provenance over the _entire_ backing slice. |
| </span><span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">pub fn </span>as_mut_ptr(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">*mut </span>T { |
| <span class="self">self</span>.data.as_mut_ptr() |
| } |
| |
| <span class="doccomment">/// Performs a `deref_mut`, into unique slice form. |
| </span><span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">pub fn </span>as_mut_slice(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">&mut </span>[T] { |
| <span class="self">self</span>.deref_mut() |
| } |
| |
| <span class="doccomment">/// A `*const` pointer to the backing slice. |
| /// |
| /// ## Safety |
| /// |
| /// This pointer has provenance over the _entire_ backing slice. |
| </span><span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">pub fn </span>as_ptr(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">*const </span>T { |
| <span class="self">self</span>.data.as_ptr() |
| } |
| |
| <span class="doccomment">/// Performs a `deref`, into shared slice form. |
| </span><span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">pub fn </span>as_slice(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>[T] { |
| <span class="self">self</span>.deref() |
| } |
| |
| <span class="doccomment">/// The capacity of the `SliceVec`. |
| /// |
| /// This the length of the initial backing slice. |
| </span><span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">pub fn </span>capacity(<span class="kw-2">&</span><span class="self">self</span>) -> usize { |
| <span class="self">self</span>.data.len() |
| } |
| |
| <span class="doccomment">/// Truncates the `SliceVec` down to length 0. |
| </span><span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>clear(<span class="kw-2">&mut </span><span class="self">self</span>) |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="self">self</span>.truncate(<span class="number">0</span>) |
| } |
| |
| <span class="doccomment">/// Creates a draining iterator that removes the specified range in the vector |
| /// and yields the removed items. |
| /// |
| /// ## Panics |
| /// * If the start is greater than the end |
| /// * If the end is past the edge of the vec. |
| /// |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [6, 7, 8]; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// let drained_values: ArrayVec<[i32; 4]> = sv.drain(1..).collect(); |
| /// assert_eq!(sv.as_slice(), &[6][..]); |
| /// assert_eq!(drained_values.as_slice(), &[7, 8][..]); |
| /// |
| /// sv.drain(..); |
| /// assert_eq!(sv.as_slice(), &[]); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>drain<<span class="lifetime">'p</span>, R: RangeBounds<usize>>( |
| <span class="kw-2">&</span><span class="lifetime">'p </span><span class="kw-2">mut </span><span class="self">self</span>, range: R, |
| ) -> SliceVecDrain<<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="kw">use </span>core::ops::Bound; |
| <span class="kw">let </span>start = <span class="kw">match </span>range.start_bound() { |
| Bound::Included(x) => <span class="kw-2">*</span>x, |
| Bound::Excluded(x) => x.saturating_add(<span class="number">1</span>), |
| Bound::Unbounded => <span class="number">0</span>, |
| }; |
| <span class="kw">let </span>end = <span class="kw">match </span>range.end_bound() { |
| Bound::Included(x) => x.saturating_add(<span class="number">1</span>), |
| Bound::Excluded(x) => <span class="kw-2">*</span>x, |
| Bound::Unbounded => <span class="self">self</span>.len, |
| }; |
| <span class="macro">assert!</span>( |
| start <= end, |
| <span class="string">"SliceVec::drain> Illegal range, {} to {}"</span>, |
| start, |
| end |
| ); |
| <span class="macro">assert!</span>( |
| end <= <span class="self">self</span>.len, |
| <span class="string">"SliceVec::drain> Range ends at {} but length is only {}!"</span>, |
| end, |
| <span class="self">self</span>.len |
| ); |
| SliceVecDrain { |
| parent: <span class="self">self</span>, |
| target_start: start, |
| target_index: start, |
| target_end: end, |
| } |
| } |
| |
| <span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>extend_from_slice(<span class="kw-2">&mut </span><span class="self">self</span>, sli: <span class="kw-2">&</span>[T]) |
| <span class="kw">where |
| </span>T: Clone, |
| { |
| <span class="kw">if </span>sli.is_empty() { |
| <span class="kw">return</span>; |
| } |
| |
| <span class="kw">let </span>new_len = <span class="self">self</span>.len + sli.len(); |
| <span class="kw">if </span>new_len > <span class="self">self</span>.capacity() { |
| <span class="macro">panic!</span>( |
| <span class="string">"SliceVec::extend_from_slice> total length {} exceeds capacity {}"</span>, |
| new_len, |
| <span class="self">self</span>.capacity() |
| ) |
| } |
| |
| <span class="kw">let </span>target = <span class="kw-2">&mut </span><span class="self">self</span>.data[<span class="self">self</span>.len..new_len]; |
| target.clone_from_slice(sli); |
| <span class="self">self</span>.set_len(new_len); |
| } |
| |
| <span class="doccomment">/// Fill the vector until its capacity has been reached. |
| /// |
| /// Successively fills unused space in the spare slice of the vector with |
| /// elements from the iterator. It then returns the remaining iterator |
| /// without exhausting it. This also allows appending the head of an |
| /// infinite iterator. |
| /// |
| /// This is an alternative to `Extend::extend` method for cases where the |
| /// length of the iterator can not be checked. Since this vector can not |
| /// reallocate to increase its capacity, it is unclear what to do with |
| /// remaining elements in the iterator and the iterator itself. The |
| /// interface also provides no way to communicate this to the caller. |
| /// |
| /// ## Panics |
| /// * If the `next` method of the provided iterator panics. |
| /// |
| /// ## Example |
| /// |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [7, 7, 7, 7]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 0); |
| /// let mut to_inf = sv.fill(0..); |
| /// assert_eq!(&sv[..], [0, 1, 2, 3]); |
| /// assert_eq!(to_inf.next(), Some(4)); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>fill<I: IntoIterator<Item = T>>(<span class="kw-2">&mut </span><span class="self">self</span>, iter: I) -> I::IntoIter { |
| <span class="kw">let </span><span class="kw-2">mut </span>iter = iter.into_iter(); |
| <span class="kw">for </span>element <span class="kw">in </span>iter.by_ref().take(<span class="self">self</span>.capacity() - <span class="self">self</span>.len()) { |
| <span class="self">self</span>.push(element); |
| } |
| iter |
| } |
| |
| <span class="doccomment">/// Wraps up a slice and uses the given length as the initial length. |
| /// |
| /// If you want to simply use the full slice, use `from` instead. |
| /// |
| /// ## Panics |
| /// |
| /// * The length specified must be less than or equal to the capacity of the |
| /// slice. |
| </span><span class="attribute">#[inline] |
| #[must_use] |
| #[allow(clippy::match_wild_err_arm)] |
| </span><span class="kw">pub fn </span>from_slice_len(data: <span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>[T], len: usize) -> <span class="self">Self </span>{ |
| <span class="macro">assert!</span>(len <= data.len()); |
| <span class="self">Self </span>{ data, len } |
| } |
| |
| <span class="doccomment">/// Inserts an item at the position given, moving all following elements +1 |
| /// index. |
| /// |
| /// ## Panics |
| /// * If `index` > `len` |
| /// * If the capacity is exhausted |
| /// |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [1, 2, 3, 0, 0]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 3); |
| /// sv.insert(1, 4); |
| /// assert_eq!(sv.as_slice(), &[1, 4, 2, 3]); |
| /// sv.insert(4, 5); |
| /// assert_eq!(sv.as_slice(), &[1, 4, 2, 3, 5]); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>insert(<span class="kw-2">&mut </span><span class="self">self</span>, index: usize, item: T) { |
| <span class="kw">if </span>index > <span class="self">self</span>.len { |
| <span class="macro">panic!</span>(<span class="string">"SliceVec::insert> index {} is out of bounds {}"</span>, index, <span class="self">self</span>.len); |
| } |
| |
| <span class="comment">// Try to push the element. |
| </span><span class="self">self</span>.push(item); |
| <span class="comment">// And move it into its place. |
| </span><span class="self">self</span>.as_mut_slice()[index..].rotate_right(<span class="number">1</span>); |
| } |
| |
| <span class="doccomment">/// Checks if the length is 0. |
| </span><span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">pub fn </span>is_empty(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="self">self</span>.len == <span class="number">0 |
| </span>} |
| |
| <span class="doccomment">/// The length of the `SliceVec` (in elements). |
| </span><span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">pub fn </span>len(<span class="kw-2">&</span><span class="self">self</span>) -> usize { |
| <span class="self">self</span>.len |
| } |
| |
| <span class="doccomment">/// Remove and return the last element of the vec, if there is one. |
| /// |
| /// ## Failure |
| /// * If the vec is empty you get `None`. |
| /// |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [1, 2]; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// assert_eq!(sv.pop(), Some(2)); |
| /// assert_eq!(sv.pop(), Some(1)); |
| /// assert_eq!(sv.pop(), None); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>pop(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Option</span><T> |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="kw">if </span><span class="self">self</span>.len > <span class="number">0 </span>{ |
| <span class="self">self</span>.len -= <span class="number">1</span>; |
| <span class="kw">let </span>out = take(<span class="kw-2">&mut </span><span class="self">self</span>.data[<span class="self">self</span>.len]); |
| <span class="prelude-val">Some</span>(out) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>} |
| } |
| |
| <span class="doccomment">/// Place an element onto the end of the vec. |
| /// |
| /// ## Panics |
| /// * If the length of the vec would overflow the capacity. |
| /// |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [0, 0]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 0); |
| /// assert_eq!(&sv[..], []); |
| /// sv.push(1); |
| /// assert_eq!(&sv[..], [1]); |
| /// sv.push(2); |
| /// assert_eq!(&sv[..], [1, 2]); |
| /// // sv.push(3); this would overflow the ArrayVec and panic! |
| /// ``` |
| </span><span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>push(<span class="kw-2">&mut </span><span class="self">self</span>, val: T) { |
| <span class="kw">if </span><span class="self">self</span>.len < <span class="self">self</span>.capacity() { |
| <span class="self">self</span>.data[<span class="self">self</span>.len] = val; |
| <span class="self">self</span>.len += <span class="number">1</span>; |
| } <span class="kw">else </span>{ |
| <span class="macro">panic!</span>(<span class="string">"SliceVec::push> capacity overflow"</span>) |
| } |
| } |
| |
| <span class="doccomment">/// Removes the item at `index`, shifting all others down by one index. |
| /// |
| /// Returns the removed element. |
| /// |
| /// ## Panics |
| /// |
| /// * If the index is out of bounds. |
| /// |
| /// ## Example |
| /// |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [1, 2, 3]; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// assert_eq!(sv.remove(1), 2); |
| /// assert_eq!(&sv[..], [1, 3]); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>remove(<span class="kw-2">&mut </span><span class="self">self</span>, index: usize) -> T |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="kw">let </span>targets: <span class="kw-2">&mut </span>[T] = <span class="kw-2">&mut </span><span class="self">self</span>.deref_mut()[index..]; |
| <span class="kw">let </span>item = take(<span class="kw-2">&mut </span>targets[<span class="number">0</span>]); |
| targets.rotate_left(<span class="number">1</span>); |
| <span class="self">self</span>.len -= <span class="number">1</span>; |
| item |
| } |
| |
| <span class="doccomment">/// As [`resize_with`](SliceVec::resize_with) |
| /// and it clones the value as the closure. |
| /// |
| /// ## Example |
| /// |
| /// ```rust |
| /// # use tinyvec::*; |
| /// // bigger |
| /// let mut arr = ["hello", "", "", "", ""]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 1); |
| /// sv.resize(3, "world"); |
| /// assert_eq!(&sv[..], ["hello", "world", "world"]); |
| /// |
| /// // smaller |
| /// let mut arr = ['a', 'b', 'c', 'd']; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// sv.resize(2, 'z'); |
| /// assert_eq!(&sv[..], ['a', 'b']); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>resize(<span class="kw-2">&mut </span><span class="self">self</span>, new_len: usize, new_val: T) |
| <span class="kw">where |
| </span>T: Clone, |
| { |
| <span class="self">self</span>.resize_with(new_len, || new_val.clone()) |
| } |
| |
| <span class="doccomment">/// Resize the vec to the new length. |
| /// |
| /// * If it needs to be longer, it's filled with repeated calls to the |
| /// provided function. |
| /// * If it needs to be shorter, it's truncated. |
| /// * If the type needs to drop the truncated slots are filled with calls to |
| /// the provided function. |
| /// |
| /// ## Example |
| /// |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [1, 2, 3, 7, 7, 7, 7]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 3); |
| /// sv.resize_with(5, Default::default); |
| /// assert_eq!(&sv[..], [1, 2, 3, 0, 0]); |
| /// |
| /// let mut arr = [0, 0, 0, 0]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 0); |
| /// let mut p = 1; |
| /// sv.resize_with(4, || { |
| /// p *= 2; |
| /// p |
| /// }); |
| /// assert_eq!(&sv[..], [2, 4, 8, 16]); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>resize_with<F: FnMut() -> T>(<span class="kw-2">&mut </span><span class="self">self</span>, new_len: usize, <span class="kw-2">mut </span>f: F) { |
| <span class="kw">match </span>new_len.checked_sub(<span class="self">self</span>.len) { |
| <span class="prelude-val">None </span>=> { |
| <span class="kw">if </span>needs_drop::<T>() { |
| <span class="kw">while </span><span class="self">self</span>.len() > new_len { |
| <span class="self">self</span>.len -= <span class="number">1</span>; |
| <span class="self">self</span>.data[<span class="self">self</span>.len] = f(); |
| } |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.len = new_len; |
| } |
| } |
| <span class="prelude-val">Some</span>(new_elements) => { |
| <span class="kw">for _ in </span><span class="number">0</span>..new_elements { |
| <span class="self">self</span>.push(f()); |
| } |
| } |
| } |
| } |
| |
| <span class="doccomment">/// Walk the vec and keep only the elements that pass the predicate given. |
| /// |
| /// ## Example |
| /// |
| /// ```rust |
| /// # use tinyvec::*; |
| /// |
| /// let mut arr = [1, 1, 2, 3, 3, 4]; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// sv.retain(|&x| x % 2 == 0); |
| /// assert_eq!(&sv[..], [2, 4]); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>retain<F: FnMut(<span class="kw-2">&</span>T) -> bool>(<span class="kw-2">&mut </span><span class="self">self</span>, <span class="kw-2">mut </span>acceptable: F) |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="comment">// Drop guard to contain exactly the remaining elements when the test |
| // panics. |
| </span><span class="kw">struct </span>JoinOnDrop<<span class="lifetime">'vec</span>, Item> { |
| items: <span class="kw-2">&</span><span class="lifetime">'vec </span><span class="kw-2">mut </span>[Item], |
| done_end: usize, |
| <span class="comment">// Start of tail relative to `done_end`. |
| </span>tail_start: usize, |
| } |
| |
| <span class="kw">impl</span><Item> Drop <span class="kw">for </span>JoinOnDrop<<span class="lifetime">'_</span>, Item> { |
| <span class="kw">fn </span>drop(<span class="kw-2">&mut </span><span class="self">self</span>) { |
| <span class="self">self</span>.items[<span class="self">self</span>.done_end..].rotate_left(<span class="self">self</span>.tail_start); |
| } |
| } |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>rest = JoinOnDrop { items: <span class="self">self</span>.data, done_end: <span class="number">0</span>, tail_start: <span class="number">0 </span>}; |
| |
| <span class="kw">for </span>idx <span class="kw">in </span><span class="number">0</span>..<span class="self">self</span>.len { |
| <span class="comment">// Loop start invariant: idx = rest.done_end + rest.tail_start |
| </span><span class="kw">if </span>!acceptable(<span class="kw-2">&</span>rest.items[idx]) { |
| <span class="kw">let _ </span>= take(<span class="kw-2">&mut </span>rest.items[idx]); |
| <span class="self">self</span>.len -= <span class="number">1</span>; |
| rest.tail_start += <span class="number">1</span>; |
| } <span class="kw">else </span>{ |
| rest.items.swap(rest.done_end, idx); |
| rest.done_end += <span class="number">1</span>; |
| } |
| } |
| } |
| |
| <span class="doccomment">/// Forces the length of the vector to `new_len`. |
| /// |
| /// ## Panics |
| /// * If `new_len` is greater than the vec's capacity. |
| /// |
| /// ## Safety |
| /// * This is a fully safe operation! The inactive memory already counts as |
| /// "initialized" by Rust's rules. |
| /// * Other than "the memory is initialized" there are no other guarantees |
| /// regarding what you find in the inactive portion of the vec. |
| </span><span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>set_len(<span class="kw-2">&mut </span><span class="self">self</span>, new_len: usize) { |
| <span class="kw">if </span>new_len > <span class="self">self</span>.capacity() { |
| <span class="comment">// Note(Lokathor): Technically we don't have to panic here, and we could |
| // just let some other call later on trigger a panic on accident when the |
| // length is wrong. However, it's a lot easier to catch bugs when things |
| // are more "fail-fast". |
| </span><span class="macro">panic!</span>( |
| <span class="string">"SliceVec::set_len> new length {} exceeds capacity {}"</span>, |
| new_len, |
| <span class="self">self</span>.capacity() |
| ) |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.len = new_len; |
| } |
| } |
| |
| <span class="doccomment">/// Splits the collection at the point given. |
| /// |
| /// * `[0, at)` stays in this vec (and this vec is now full). |
| /// * `[at, len)` ends up in the new vec (with any spare capacity). |
| /// |
| /// ## Panics |
| /// * if `at` > `self.len()` |
| /// |
| /// ## Example |
| /// |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [1, 2, 3]; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// let sv2 = sv.split_off(1); |
| /// assert_eq!(&sv[..], [1]); |
| /// assert_eq!(&sv2[..], [2, 3]); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>split_off<<span class="lifetime">'a</span>>(<span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span><span class="self">self</span>, at: usize) -> SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="kw">let </span><span class="kw-2">mut </span>new = <span class="self">Self</span>::default(); |
| <span class="kw">let </span>backing: <span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>[T] = replace(<span class="kw-2">&mut </span><span class="self">self</span>.data, <span class="kw-2">&mut </span>[]); |
| <span class="kw">let </span>(me, other) = backing.split_at_mut(at); |
| new.len = <span class="self">self</span>.len - at; |
| new.data = other; |
| <span class="self">self</span>.len = me.len(); |
| <span class="self">self</span>.data = me; |
| new |
| } |
| |
| <span class="doccomment">/// Remove an element, swapping the end of the vec into its place. |
| /// |
| /// ## Panics |
| /// * If the index is out of bounds. |
| /// |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = ["foo", "bar", "quack", "zap"]; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// |
| /// assert_eq!(sv.swap_remove(1), "bar"); |
| /// assert_eq!(&sv[..], ["foo", "zap", "quack"]); |
| /// |
| /// assert_eq!(sv.swap_remove(0), "foo"); |
| /// assert_eq!(&sv[..], ["quack", "zap"]); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>swap_remove(<span class="kw-2">&mut </span><span class="self">self</span>, index: usize) -> T |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="macro">assert!</span>( |
| index < <span class="self">self</span>.len, |
| <span class="string">"SliceVec::swap_remove> index {} is out of bounds {}"</span>, |
| index, |
| <span class="self">self</span>.len |
| ); |
| <span class="kw">if </span>index == <span class="self">self</span>.len - <span class="number">1 </span>{ |
| <span class="self">self</span>.pop().unwrap() |
| } <span class="kw">else </span>{ |
| <span class="kw">let </span>i = <span class="self">self</span>.pop().unwrap(); |
| replace(<span class="kw-2">&mut </span><span class="self">self</span>[index], i) |
| } |
| } |
| |
| <span class="doccomment">/// Reduces the vec's length to the given value. |
| /// |
| /// If the vec is already shorter than the input, nothing happens. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>truncate(<span class="kw-2">&mut </span><span class="self">self</span>, new_len: usize) |
| <span class="kw">where |
| </span>T: Default, |
| { |
| <span class="kw">if </span>needs_drop::<T>() { |
| <span class="kw">while </span><span class="self">self</span>.len > new_len { |
| <span class="self">self</span>.pop(); |
| } |
| } <span class="kw">else </span>{ |
| <span class="self">self</span>.len = <span class="self">self</span>.len.min(new_len); |
| } |
| } |
| |
| <span class="doccomment">/// Wraps a slice, using the given length as the starting length. |
| /// |
| /// If you want to use the whole length of the slice, you can just use the |
| /// `From` impl. |
| /// |
| /// ## Failure |
| /// |
| /// If the given length is greater than the length of the slice you get |
| /// `None`. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>try_from_slice_len(data: <span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>[T], len: usize) -> <span class="prelude-ty">Option</span><<span class="self">Self</span>> { |
| <span class="kw">if </span>len <= data.len() { |
| <span class="prelude-val">Some</span>(<span class="self">Self </span>{ data, len }) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>} |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"grab_spare_slice"</span>)] |
| </span><span class="kw">impl</span><<span class="lifetime">'s</span>, T> SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="doccomment">/// Obtain the shared slice of the array _after_ the active memory. |
| /// |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [0; 4]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 0); |
| /// assert_eq!(sv.grab_spare_slice().len(), 4); |
| /// sv.push(10); |
| /// sv.push(11); |
| /// sv.push(12); |
| /// sv.push(13); |
| /// assert_eq!(sv.grab_spare_slice().len(), 0); |
| /// ``` |
| </span><span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>grab_spare_slice(<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>.data[<span class="self">self</span>.len..] |
| } |
| |
| <span class="doccomment">/// Obtain the mutable slice of the array _after_ the active memory. |
| /// |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [0; 4]; |
| /// let mut sv = SliceVec::from_slice_len(&mut arr, 0); |
| /// assert_eq!(sv.grab_spare_slice_mut().len(), 4); |
| /// sv.push(10); |
| /// sv.push(11); |
| /// assert_eq!(sv.grab_spare_slice_mut().len(), 2); |
| /// ``` |
| </span><span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>grab_spare_slice_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>.data[<span class="self">self</span>.len..] |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> From<<span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>[T]> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="doccomment">/// Uses the full slice as the initial length. |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [0_i32; 2]; |
| /// let mut sv = SliceVec::from(&mut arr[..]); |
| /// ``` |
| </span><span class="kw">fn </span>from(data: <span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>[T]) -> <span class="self">Self </span>{ |
| <span class="kw">let </span>len = data.len(); |
| <span class="self">Self </span>{ data, len } |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T, A> From<<span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>A> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>A: AsMut<[T]>, |
| { |
| <span class="doccomment">/// Calls `AsRef::as_mut` then uses the full slice as the initial length. |
| /// ## Example |
| /// ```rust |
| /// # use tinyvec::*; |
| /// let mut arr = [0, 0]; |
| /// let mut sv = SliceVec::from(&mut arr); |
| /// ``` |
| </span><span class="kw">fn </span>from(a: <span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>A) -> <span class="self">Self </span>{ |
| <span class="kw">let </span>data = a.as_mut(); |
| <span class="kw">let </span>len = data.len(); |
| <span class="self">Self </span>{ data, len } |
| } |
| } |
| |
| <span class="doccomment">/// Draining iterator for [`SliceVec`] |
| /// |
| /// See [`SliceVec::drain`](SliceVec::drain) |
| </span><span class="kw">pub struct </span>SliceVecDrain<<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T: Default> { |
| parent: <span class="kw-2">&</span><span class="lifetime">'p </span><span class="kw-2">mut </span>SliceVec<<span class="lifetime">'s</span>, T>, |
| target_start: usize, |
| target_index: usize, |
| target_end: usize, |
| } |
| <span class="kw">impl</span><<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T: Default> Iterator <span class="kw">for </span>SliceVecDrain<<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T> { |
| <span class="kw">type </span>Item = T; |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>next(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Option</span><<span class="self">Self</span>::Item> { |
| <span class="kw">if </span><span class="self">self</span>.target_index != <span class="self">self</span>.target_end { |
| <span class="kw">let </span>out = take(<span class="kw-2">&mut </span><span class="self">self</span>.parent[<span class="self">self</span>.target_index]); |
| <span class="self">self</span>.target_index += <span class="number">1</span>; |
| <span class="prelude-val">Some</span>(out) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">None |
| </span>} |
| } |
| } |
| <span class="kw">impl</span><<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T: Default> FusedIterator <span class="kw">for </span>SliceVecDrain<<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T> {} |
| <span class="kw">impl</span><<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T: Default> Drop <span class="kw">for </span>SliceVecDrain<<span class="lifetime">'p</span>, <span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>drop(<span class="kw-2">&mut </span><span class="self">self</span>) { |
| <span class="comment">// Changed because it was moving `self`, it's also more clear and the std |
| // does the same |
| </span><span class="self">self</span>.for_each(drop); |
| <span class="comment">// Implementation very similar to [`SliceVec::remove`](SliceVec::remove) |
| </span><span class="kw">let </span>count = <span class="self">self</span>.target_end - <span class="self">self</span>.target_start; |
| <span class="kw">let </span>targets: <span class="kw-2">&mut </span>[T] = <span class="kw-2">&mut </span><span class="self">self</span>.parent.deref_mut()[<span class="self">self</span>.target_start..]; |
| targets.rotate_left(count); |
| <span class="self">self</span>.parent.len -= count; |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> AsMut<[T]> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>as_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>} |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> AsRef<[T]> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>as_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>} |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Borrow<[T]> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>borrow(<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>} |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> BorrowMut<[T]> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>borrow_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>} |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Extend<T> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>extend<I: IntoIterator<Item = T>>(<span class="kw-2">&mut </span><span class="self">self</span>, iter: I) { |
| <span class="kw">for </span>t <span class="kw">in </span>iter { |
| <span class="self">self</span>.push(t) |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> IntoIterator <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> { |
| <span class="kw">type </span>Item = <span class="kw-2">&</span><span class="lifetime">'s </span><span class="kw-2">mut </span>T; |
| <span class="kw">type </span>IntoIter = core::slice::IterMut<<span class="lifetime">'s</span>, T>; |
| <span class="attribute">#[inline(always)] |
| #[must_use] |
| </span><span class="kw">fn </span>into_iter(<span class="self">self</span>) -> <span class="self">Self</span>::IntoIter { |
| <span class="self">self</span>.data.iter_mut() |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> PartialEq <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: PartialEq, |
| { |
| <span class="attribute">#[inline] |
| #[must_use] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span><span class="self">Self</span>) -> bool { |
| <span class="self">self</span>.as_slice().eq(other.as_slice()) |
| } |
| } |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Eq <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> <span class="kw">where </span>T: Eq {} |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> PartialOrd <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: PartialOrd, |
| { |
| <span class="attribute">#[inline] |
| #[must_use] |
| </span><span class="kw">fn </span>partial_cmp(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span><span class="self">Self</span>) -> <span class="prelude-ty">Option</span><core::cmp::Ordering> { |
| <span class="self">self</span>.as_slice().partial_cmp(other.as_slice()) |
| } |
| } |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Ord <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Ord, |
| { |
| <span class="attribute">#[inline] |
| #[must_use] |
| </span><span class="kw">fn </span>cmp(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span><span class="self">Self</span>) -> core::cmp::Ordering { |
| <span class="self">self</span>.as_slice().cmp(other.as_slice()) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> PartialEq<<span class="kw-2">&</span>[T]> <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: PartialEq, |
| { |
| <span class="attribute">#[inline] |
| #[must_use] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: &&[T]) -> bool { |
| <span class="self">self</span>.as_slice().eq(<span class="kw-2">*</span>other) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Hash <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Hash, |
| { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>hash<H: Hasher>(<span class="kw-2">&</span><span class="self">self</span>, state: <span class="kw-2">&mut </span>H) { |
| <span class="self">self</span>.as_slice().hash(state) |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"experimental_write_impl"</span>)] |
| </span><span class="kw">impl</span><<span class="lifetime">'s</span>> core::fmt::Write <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, u8> { |
| <span class="kw">fn </span>write_str(<span class="kw-2">&mut </span><span class="self">self</span>, s: <span class="kw-2">&</span>str) -> core::fmt::Result { |
| <span class="kw">let </span>my_len = <span class="self">self</span>.len(); |
| <span class="kw">let </span>str_len = s.as_bytes().len(); |
| <span class="kw">if </span>my_len + str_len <= <span class="self">self</span>.capacity() { |
| <span class="kw">let </span>remainder = <span class="kw-2">&mut </span><span class="self">self</span>.data[my_len..]; |
| <span class="kw">let </span>target = <span class="kw-2">&mut </span>remainder[..str_len]; |
| target.copy_from_slice(s.as_bytes()); |
| <span class="prelude-val">Ok</span>(()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(core::fmt::Error) |
| } |
| } |
| } |
| |
| <span class="comment">// // // // // // // // |
| // Formatting impls |
| // // // // // // // // |
| |
| </span><span class="kw">impl</span><<span class="lifetime">'s</span>, T> Binary <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Binary, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| Binary::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Debug <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Debug, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| Debug::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Display <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Display, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| Display::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> LowerExp <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: LowerExp, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| LowerExp::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> LowerHex <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: LowerHex, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| LowerHex::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Octal <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Octal, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| Octal::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> Pointer <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: Pointer, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| Pointer::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> UpperExp <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: UpperExp, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| UpperExp::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'s</span>, T> UpperHex <span class="kw">for </span>SliceVec<<span class="lifetime">'s</span>, T> |
| <span class="kw">where |
| </span>T: UpperHex, |
| { |
| <span class="attribute">#[allow(clippy::missing_inline_in_public_items)] |
| </span><span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>Formatter) -> core::fmt::Result { |
| <span class="macro">write!</span>(f, <span class="string">"["</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">"\n "</span>)<span class="question-mark">?</span>; |
| } |
| <span class="kw">for </span>(i, elem) <span class="kw">in </span><span class="self">self</span>.iter().enumerate() { |
| <span class="kw">if </span>i > <span class="number">0 </span>{ |
| <span class="macro">write!</span>(f, <span class="string">",{}"</span>, <span class="kw">if </span>f.alternate() { <span class="string">"\n " </span>} <span class="kw">else </span>{ <span class="string">" " </span>})<span class="question-mark">?</span>; |
| } |
| UpperHex::fmt(elem, f)<span class="question-mark">?</span>; |
| } |
| <span class="kw">if </span>f.alternate() { |
| <span class="macro">write!</span>(f, <span class="string">",\n"</span>)<span class="question-mark">?</span>; |
| } |
| <span class="macro">write!</span>(f, <span class="string">"]"</span>) |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="tinyvec" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
