| <!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/git/checkouts/tantivy-65d0bbbddbbd5d02/433372d/src/schema/facet_options.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>facet_options.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="../../../tantivy/index.html"><div class="logo-container"> |
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| <img src="http://fulmicoton.com/tantivy-logo/tantivy-logo.png" 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>std::ops::BitOr; |
| |
| <span class="kw">use </span>serde::{Deserialize, Serialize}; |
| |
| <span class="kw">use </span><span class="kw">crate</span>::schema::flags::{IndexedFlag, SchemaFlagList, StoredFlag}; |
| |
| <span class="doccomment">/// Define how a facet field should be handled by tantivy. |
| /// |
| /// Note that a Facet is always indexed and stored as a fastfield. |
| </span><span class="attribute">#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize, Default)] |
| </span><span class="kw">pub struct </span>FacetOptions { |
| stored: bool, |
| } |
| |
| <span class="kw">impl </span>FacetOptions { |
| <span class="doccomment">/// Returns true if the value is stored. |
| </span><span class="kw">pub fn </span>is_stored(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="self">self</span>.stored |
| } |
| |
| <span class="doccomment">/// Set the field as stored. |
| /// |
| /// Only the fields that are set as *stored* are |
| /// persisted into the Tantivy's store. |
| </span><span class="attribute">#[must_use] |
| </span><span class="kw">pub fn </span>set_stored(<span class="kw-2">mut </span><span class="self">self</span>) -> FacetOptions { |
| <span class="self">self</span>.stored = <span class="bool-val">true</span>; |
| <span class="self">self |
| </span>} |
| } |
| |
| <span class="kw">impl </span>From<()> <span class="kw">for </span>FacetOptions { |
| <span class="kw">fn </span>from(<span class="kw">_</span>: ()) -> FacetOptions { |
| FacetOptions::default() |
| } |
| } |
| |
| <span class="kw">impl </span>From<StoredFlag> <span class="kw">for </span>FacetOptions { |
| <span class="kw">fn </span>from(<span class="kw">_</span>: StoredFlag) -> <span class="self">Self </span>{ |
| FacetOptions { stored: <span class="bool-val">true </span>} |
| } |
| } |
| |
| <span class="kw">impl</span><T: Into<FacetOptions>> BitOr<T> <span class="kw">for </span>FacetOptions { |
| <span class="kw">type </span>Output = FacetOptions; |
| |
| <span class="kw">fn </span>bitor(<span class="self">self</span>, other: T) -> FacetOptions { |
| <span class="kw">let </span>other = other.into(); |
| FacetOptions { |
| stored: <span class="self">self</span>.stored | other.stored, |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><Head, Tail> From<SchemaFlagList<Head, Tail>> <span class="kw">for </span>FacetOptions |
| <span class="kw">where |
| </span>Head: Clone, |
| Tail: Clone, |
| <span class="self">Self</span>: BitOr<Output = <span class="self">Self</span>> + From<Head> + From<Tail>, |
| { |
| <span class="kw">fn </span>from(head_tail: SchemaFlagList<Head, Tail>) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::from(head_tail.head) | <span class="self">Self</span>::from(head_tail.tail) |
| } |
| } |
| |
| <span class="kw">impl </span>From<IndexedFlag> <span class="kw">for </span>FacetOptions { |
| <span class="kw">fn </span>from(<span class="kw">_</span>: IndexedFlag) -> <span class="self">Self </span>{ |
| FacetOptions { stored: <span class="bool-val">false </span>} |
| } |
| } |
| |
| <span class="attribute">#[cfg(test)] |
| </span><span class="kw">mod </span>tests { |
| <span class="kw">use </span><span class="kw">crate</span>::schema::{FacetOptions, INDEXED}; |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_from_index_flag() { |
| <span class="kw">let </span>facet_option = FacetOptions::from(INDEXED); |
| <span class="macro">assert_eq!</span>(facet_option, FacetOptions::default()); |
| } |
| } |
| </code></pre></div> |
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