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| </pre><pre class="rust"><code><span class="comment">// Copyright 2018 Developers of the Rand project.</span> |
| <span class="comment">//</span> |
| <span class="comment">// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or</span> |
| <span class="comment">// https://www.apache.org/licenses/LICENSE-2.0> or the MIT license</span> |
| <span class="comment">// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your</span> |
| <span class="comment">// option. This file may not be copied, modified, or distributed</span> |
| <span class="comment">// except according to those terms.</span> |
| |
| <span class="doccomment">//! Weighted index sampling</span> |
| <span class="doccomment">//!</span> |
| <span class="doccomment">//! This module is deprecated. Use [`crate::distributions::WeightedIndex`] and</span> |
| <span class="doccomment">//! [`crate::distributions::WeightedError`] instead.</span> |
| |
| <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">super</span>::{<span class="ident">WeightedIndex</span>, <span class="ident">WeightedError</span>}; |
| |
| <span class="attribute">#[<span class="ident">allow</span>(<span class="ident">missing_docs</span>)]</span> |
| <span class="attribute">#[<span class="ident">deprecated</span>(<span class="ident">since</span> <span class="op">=</span> <span class="string">"0.8.0"</span>, <span class="ident">note</span> <span class="op">=</span> <span class="string">"moved to rand_distr crate"</span>)]</span> |
| <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">alias_method</span> { |
| <span class="comment">// This module exists to provide a deprecation warning which minimises</span> |
| <span class="comment">// compile errors, but still fails to compile if ever used.</span> |
| <span class="kw">use</span> <span class="ident">core::marker::PhantomData</span>; |
| <span class="kw">use</span> <span class="ident">alloc::vec::Vec</span>; |
| <span class="kw">use</span> <span class="ident"><span class="kw">super</span>::WeightedError</span>; |
| |
| <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span> |
| <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">WeightedIndex</span><span class="op"><</span><span class="ident">W</span>: <span class="ident">Weight</span><span class="op">></span> { |
| <span class="ident">_phantom</span>: <span class="ident">PhantomData</span><span class="op"><</span><span class="ident">W</span><span class="op">></span>, |
| } |
| <span class="kw">impl</span><span class="op"><</span><span class="ident">W</span>: <span class="ident">Weight</span><span class="op">></span> <span class="ident">WeightedIndex</span><span class="op"><</span><span class="ident">W</span><span class="op">></span> { |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">_weights</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">W</span><span class="op">></span>) -> <span class="prelude-ty">Result</span><span class="op"><</span><span class="self">Self</span>, <span class="ident">WeightedError</span><span class="op">></span> { |
| <span class="prelude-val">Err</span>(<span class="ident">WeightedError::NoItem</span>) |
| } |
| } |
| |
| <span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">Weight</span> {} |
| <span class="macro">macro_rules!</span> <span class="ident">impl_weight</span> { |
| () => {}; |
| (<span class="macro-nonterminal">$</span><span class="macro-nonterminal">T</span>:<span class="ident">ident</span>, $(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">more</span>:<span class="ident">ident</span>,)<span class="kw-2">*</span>) => { |
| <span class="kw">impl</span> <span class="ident">Weight</span> <span class="kw">for</span> <span class="macro-nonterminal">$</span><span class="macro-nonterminal">T</span> {} |
| <span class="macro">impl_weight!</span>($(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">more</span>,)<span class="kw-2">*</span>); |
| }; |
| } |
| <span class="macro">impl_weight!</span>(<span class="ident">f64</span>, <span class="ident">f32</span>,); |
| <span class="macro">impl_weight!</span>(<span class="ident">u8</span>, <span class="ident">u16</span>, <span class="ident">u32</span>, <span class="ident">u64</span>, <span class="ident">usize</span>,); |
| <span class="macro">impl_weight!</span>(<span class="ident">i8</span>, <span class="ident">i16</span>, <span class="ident">i32</span>, <span class="ident">i64</span>, <span class="ident">isize</span>,); |
| <span class="macro">impl_weight!</span>(<span class="ident">u128</span>, <span class="ident">i128</span>,); |
| } |
| </code></pre></div> |
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