| <!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 `common/rusty_leveldb_sgx/src/version_edit.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>version_edit.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="../../rusty_leveldb/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="../../rusty_leveldb/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>::error::{err, <span class="prelude-ty">Result</span>, StatusCode}; |
| <span class="kw">use </span><span class="kw">crate</span>::key_types::InternalKey; |
| <span class="kw">use </span><span class="kw">crate</span>::types::{FileMetaData, FileNum, SequenceNumber}; |
| |
| <span class="kw">use </span>integer_encoding::{VarIntReader, VarIntWriter}; |
| |
| <span class="kw">use </span>std::collections::HashSet; |
| <span class="kw">use </span>std::io::{Read, Write}; |
| |
| <span class="attribute">#[derive(PartialEq, Debug, Clone)] |
| </span><span class="kw">pub struct </span>CompactionPointer { |
| <span class="kw">pub </span>level: usize, |
| <span class="comment">// This key is in InternalKey format. |
| </span><span class="kw">pub </span>key: Vec<u8>, |
| } |
| |
| <span class="kw">enum </span>EditTag { |
| Comparator = <span class="number">1</span>, |
| LogNumber = <span class="number">2</span>, |
| NextFileNumber = <span class="number">3</span>, |
| LastSequence = <span class="number">4</span>, |
| CompactPointer = <span class="number">5</span>, |
| DeletedFile = <span class="number">6</span>, |
| NewFile = <span class="number">7</span>, |
| PrevLogNumber = <span class="number">9</span>, <span class="comment">// sic! |
| </span>} |
| |
| <span class="kw">fn </span>tag_to_enum(t: u32) -> <span class="prelude-ty">Option</span><EditTag> { |
| <span class="kw">match </span>t { |
| <span class="number">1 </span>=> <span class="prelude-val">Some</span>(EditTag::Comparator), |
| <span class="number">2 </span>=> <span class="prelude-val">Some</span>(EditTag::LogNumber), |
| <span class="number">3 </span>=> <span class="prelude-val">Some</span>(EditTag::NextFileNumber), |
| <span class="number">4 </span>=> <span class="prelude-val">Some</span>(EditTag::LastSequence), |
| <span class="number">5 </span>=> <span class="prelude-val">Some</span>(EditTag::CompactPointer), |
| <span class="number">6 </span>=> <span class="prelude-val">Some</span>(EditTag::DeletedFile), |
| <span class="number">7 </span>=> <span class="prelude-val">Some</span>(EditTag::NewFile), |
| <span class="number">9 </span>=> <span class="prelude-val">Some</span>(EditTag::PrevLogNumber), |
| <span class="kw">_ </span>=> <span class="prelude-val">None</span>, |
| } |
| } |
| |
| <span class="kw">fn </span>read_length_prefixed<R: Read>(reader: <span class="kw-2">&mut </span>R) -> <span class="prelude-ty">Result</span><Vec<u8>> { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(klen) = reader.read_varint() { |
| <span class="kw">let </span><span class="kw-2">mut </span>keybuf = Vec::new(); |
| keybuf.resize(klen, <span class="number">0</span>); |
| |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(l) = reader.read(<span class="kw-2">&mut </span>keybuf) { |
| <span class="kw">if </span>l != klen { |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read full key"</span>); |
| } |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(keybuf); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read key"</span>); |
| } |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read key length"</span>); |
| } |
| } |
| |
| <span class="doccomment">/// Manages changes to the set of managed SSTables and logfiles. |
| </span><span class="kw">pub struct </span>VersionEdit { |
| comparator: <span class="prelude-ty">Option</span><String>, |
| <span class="kw">pub </span>log_number: <span class="prelude-ty">Option</span><FileNum>, |
| <span class="kw">pub </span>prev_log_number: <span class="prelude-ty">Option</span><FileNum>, |
| <span class="kw">pub </span>next_file_number: <span class="prelude-ty">Option</span><FileNum>, |
| <span class="kw">pub </span>last_seq: <span class="prelude-ty">Option</span><SequenceNumber>, |
| |
| <span class="kw">pub </span>compaction_ptrs: Vec<CompactionPointer>, |
| <span class="kw">pub </span>deleted: HashSet<(usize, FileNum)>, |
| <span class="kw">pub </span>new_files: Vec<(usize, FileMetaData)>, |
| } |
| |
| <span class="kw">impl </span>VersionEdit { |
| <span class="kw">pub fn </span>new() -> VersionEdit { |
| VersionEdit { |
| comparator: <span class="prelude-val">None</span>, |
| log_number: <span class="prelude-val">None</span>, |
| prev_log_number: <span class="prelude-val">None</span>, |
| next_file_number: <span class="prelude-val">None</span>, |
| last_seq: <span class="prelude-val">None</span>, |
| compaction_ptrs: Vec::with_capacity(<span class="number">8</span>), |
| deleted: HashSet::with_capacity(<span class="number">8</span>), |
| new_files: Vec::with_capacity(<span class="number">8</span>), |
| } |
| } |
| |
| <span class="kw">pub fn </span>clear(<span class="kw-2">&mut </span><span class="self">self</span>) { |
| <span class="kw-2">*</span><span class="self">self </span>= VersionEdit::new(); |
| } |
| |
| <span class="kw">pub fn </span>add_file(<span class="kw-2">&mut </span><span class="self">self</span>, level: usize, file: FileMetaData) { |
| <span class="self">self</span>.new_files.push((level, file.clone())) |
| } |
| |
| <span class="kw">pub fn </span>delete_file(<span class="kw-2">&mut </span><span class="self">self</span>, level: usize, file_num: FileNum) { |
| <span class="self">self</span>.deleted.insert((level, file_num)); |
| } |
| |
| <span class="kw">pub fn </span>set_comparator_name(<span class="kw-2">&mut </span><span class="self">self</span>, name: <span class="kw-2">&</span>str) { |
| <span class="self">self</span>.comparator = <span class="prelude-val">Some</span>(name.to_string()) |
| } |
| |
| <span class="kw">pub fn </span>set_log_num(<span class="kw-2">&mut </span><span class="self">self</span>, num: u64) { |
| <span class="self">self</span>.log_number = <span class="prelude-val">Some</span>(num) |
| } |
| |
| <span class="kw">pub fn </span>set_prev_log_num(<span class="kw-2">&mut </span><span class="self">self</span>, num: u64) { |
| <span class="self">self</span>.prev_log_number = <span class="prelude-val">Some</span>(num); |
| } |
| |
| <span class="kw">pub fn </span>set_last_seq(<span class="kw-2">&mut </span><span class="self">self</span>, num: u64) { |
| <span class="self">self</span>.last_seq = <span class="prelude-val">Some</span>(num) |
| } |
| |
| <span class="kw">pub fn </span>set_next_file(<span class="kw-2">&mut </span><span class="self">self</span>, num: FileNum) { |
| <span class="self">self</span>.next_file_number = <span class="prelude-val">Some</span>(num) |
| } |
| |
| <span class="kw">pub fn </span>set_compact_pointer(<span class="kw-2">&mut </span><span class="self">self</span>, level: usize, key: InternalKey) { |
| <span class="self">self</span>.compaction_ptrs.push(CompactionPointer { |
| level, |
| key: Vec::from(key), |
| }) |
| } |
| |
| <span class="doccomment">/// Encode this VersionEdit into a buffer. |
| </span><span class="kw">pub fn </span>encode(<span class="kw-2">&</span><span class="self">self</span>) -> Vec<u8> { |
| <span class="kw">let </span><span class="kw-2">mut </span>buf = Vec::with_capacity(<span class="number">256</span>); |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref </span>cmp) = <span class="self">self</span>.comparator { |
| <span class="comment">// swallow errors, because it's a pure in-memory write |
| </span>buf.write_varint(EditTag::Comparator <span class="kw">as </span>u32).unwrap(); |
| <span class="comment">// data is prefixed by a varint32 describing the length of the following chunk |
| </span>buf.write_varint(cmp.len()).unwrap(); |
| buf.write_all(cmp.as_bytes()).unwrap(); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(lognum) = <span class="self">self</span>.log_number { |
| buf.write_varint(EditTag::LogNumber <span class="kw">as </span>u32).unwrap(); |
| buf.write_varint(lognum).unwrap(); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(prevlognum) = <span class="self">self</span>.prev_log_number { |
| buf.write_varint(EditTag::PrevLogNumber <span class="kw">as </span>u32).unwrap(); |
| buf.write_varint(prevlognum).unwrap(); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(nfn) = <span class="self">self</span>.next_file_number { |
| buf.write_varint(EditTag::NextFileNumber <span class="kw">as </span>u32).unwrap(); |
| buf.write_varint(nfn).unwrap(); |
| } |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(ls) = <span class="self">self</span>.last_seq { |
| buf.write_varint(EditTag::LastSequence <span class="kw">as </span>u32).unwrap(); |
| buf.write_varint(ls).unwrap(); |
| } |
| |
| <span class="kw">for </span>cptr <span class="kw">in </span><span class="self">self</span>.compaction_ptrs.iter() { |
| buf.write_varint(EditTag::CompactPointer <span class="kw">as </span>u32).unwrap(); |
| buf.write_varint(cptr.level).unwrap(); |
| buf.write_varint(cptr.key.len()).unwrap(); |
| buf.write_all(cptr.key.as_ref()).unwrap(); |
| } |
| |
| <span class="kw">for </span>df <span class="kw">in </span><span class="self">self</span>.deleted.iter() { |
| buf.write_varint(EditTag::DeletedFile <span class="kw">as </span>u32).unwrap(); |
| buf.write_varint(df.<span class="number">0</span>).unwrap(); |
| buf.write_varint(df.<span class="number">1</span>).unwrap(); |
| } |
| |
| <span class="kw">for </span>nf <span class="kw">in </span><span class="self">self</span>.new_files.iter() { |
| buf.write_varint(EditTag::NewFile <span class="kw">as </span>u32).unwrap(); |
| buf.write_varint(nf.<span class="number">0</span>).unwrap(); |
| buf.write_varint(nf.<span class="number">1</span>.num).unwrap(); |
| buf.write_varint(nf.<span class="number">1</span>.size).unwrap(); |
| |
| buf.write_varint(nf.<span class="number">1</span>.smallest.len()).unwrap(); |
| buf.write_all(nf.<span class="number">1</span>.smallest.as_ref()).unwrap(); |
| buf.write_varint(nf.<span class="number">1</span>.largest.len()).unwrap(); |
| buf.write_all(nf.<span class="number">1</span>.largest.as_ref()).unwrap(); |
| } |
| |
| buf |
| } |
| |
| <span class="kw">pub fn </span>decode_from(src: <span class="kw-2">&</span>[u8]) -> <span class="prelude-ty">Result</span><VersionEdit> { |
| <span class="kw">let </span><span class="kw-2">mut </span>reader = src; |
| <span class="kw">let </span><span class="kw-2">mut </span>ve = VersionEdit::new(); |
| |
| <span class="kw">while let </span><span class="prelude-val">Ok</span>(tag) = reader.read_varint::<u32>() { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(tag) = tag_to_enum(tag) { |
| <span class="kw">match </span>tag { |
| EditTag::Comparator => { |
| <span class="kw">let </span>buf = read_length_prefixed(<span class="kw-2">&mut </span>reader)<span class="question-mark">?</span>; |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(c) = String::from_utf8(buf) { |
| ve.comparator = <span class="prelude-val">Some</span>(c); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::Corruption, <span class="string">"Bad comparator encoding"</span>); |
| } |
| } |
| |
| EditTag::LogNumber => { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(ln) = reader.read_varint() { |
| ve.log_number = <span class="prelude-val">Some</span>(ln); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read lognumber"</span>); |
| } |
| } |
| |
| EditTag::PrevLogNumber => { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(ln) = reader.read_varint() { |
| ve.prev_log_number = <span class="prelude-val">Some</span>(ln); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read prevlognumber"</span>); |
| } |
| } |
| |
| EditTag::NextFileNumber => { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(nfn) = reader.read_varint() { |
| ve.next_file_number = <span class="prelude-val">Some</span>(nfn); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read next_file_number"</span>); |
| } |
| } |
| |
| EditTag::LastSequence => { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(ls) = reader.read_varint() { |
| ve.last_seq = <span class="prelude-val">Some</span>(ls); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read last_sequence"</span>); |
| } |
| } |
| |
| EditTag::CompactPointer => { |
| <span class="comment">// Monads by indentation... |
| </span><span class="kw">if let </span><span class="prelude-val">Ok</span>(lvl) = reader.read_varint() { |
| <span class="kw">let </span>key = read_length_prefixed(<span class="kw-2">&mut </span>reader)<span class="question-mark">?</span>; |
| |
| ve.compaction_ptrs |
| .push(CompactionPointer { level: lvl, key }); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read level"</span>); |
| } |
| } |
| |
| EditTag::DeletedFile => { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(lvl) = reader.read_varint() { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(num) = reader.read_varint() { |
| ve.deleted.insert((lvl, num)); |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read file num"</span>); |
| } |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read level"</span>); |
| } |
| } |
| |
| EditTag::NewFile => { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(lvl) = reader.read_varint() { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(num) = reader.read_varint() { |
| <span class="kw">if let </span><span class="prelude-val">Ok</span>(size) = reader.read_varint() { |
| <span class="kw">let </span>smallest = read_length_prefixed(<span class="kw-2">&mut </span>reader)<span class="question-mark">?</span>; |
| <span class="kw">let </span>largest = read_length_prefixed(<span class="kw-2">&mut </span>reader)<span class="question-mark">?</span>; |
| ve.new_files.push(( |
| lvl, |
| FileMetaData { |
| num, |
| size, |
| smallest, |
| largest, |
| allowed_seeks: <span class="number">0</span>, |
| }, |
| )) |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read file size"</span>); |
| } |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read file num"</span>); |
| } |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err(StatusCode::IOError, <span class="string">"Couldn't read file level"</span>); |
| } |
| } |
| } |
| } <span class="kw">else </span>{ |
| <span class="kw">return </span>err( |
| StatusCode::Corruption, |
| <span class="kw-2">&</span><span class="macro">format!</span>(<span class="string">"Invalid tag number {}"</span>, tag), |
| ); |
| } |
| } |
| |
| <span class="prelude-val">Ok</span>(ve) |
| } |
| } |
| |
| <span class="attribute">#[cfg(feature = <span class="string">"enclave_unit_test"</span>)] |
| </span><span class="kw">pub mod </span>tests { |
| <span class="kw">use </span><span class="kw">super</span>::CompactionPointer; |
| <span class="kw">use </span><span class="kw">super</span>::VersionEdit; |
| |
| <span class="kw">use </span><span class="kw">crate</span>::cmp::{Cmp, DefaultCmp}; |
| <span class="kw">use </span><span class="kw">crate</span>::types::FileMetaData; |
| <span class="kw">use </span>teaclave_test_utils::<span class="kw-2">*</span>; |
| |
| <span class="kw">pub fn </span>run_tests() -> bool { |
| <span class="macro">run_tests!</span>(test_version_edit_encode_decode,) |
| } |
| |
| <span class="kw">fn </span>test_version_edit_encode_decode() { |
| <span class="kw">let </span><span class="kw-2">mut </span>ve = VersionEdit::new(); |
| |
| ve.set_comparator_name(DefaultCmp.id()); |
| ve.set_log_num(<span class="number">123</span>); |
| ve.set_next_file(<span class="number">456</span>); |
| ve.set_compact_pointer(<span class="number">0</span>, <span class="kw-2">&</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>]); |
| ve.set_compact_pointer(<span class="number">1</span>, <span class="kw-2">&</span>[<span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>]); |
| ve.set_compact_pointer(<span class="number">2</span>, <span class="kw-2">&</span>[<span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>]); |
| ve.add_file( |
| <span class="number">0</span>, |
| FileMetaData { |
| allowed_seeks: <span class="number">12345</span>, |
| num: <span class="number">901</span>, |
| size: <span class="number">234</span>, |
| smallest: <span class="macro">vec!</span>[<span class="number">5</span>, <span class="number">6</span>, <span class="number">7</span>], |
| largest: <span class="macro">vec!</span>[<span class="number">8</span>, <span class="number">9</span>, <span class="number">0</span>], |
| }, |
| ); |
| ve.delete_file(<span class="number">1</span>, <span class="number">132</span>); |
| |
| <span class="kw">let </span>encoded = ve.encode(); |
| |
| <span class="kw">let </span>decoded = VersionEdit::decode_from(encoded.as_ref()).unwrap(); |
| |
| <span class="macro">assert_eq!</span>(decoded.comparator, <span class="prelude-val">Some</span>(DefaultCmp.id().to_string())); |
| <span class="macro">assert_eq!</span>(decoded.log_number, <span class="prelude-val">Some</span>(<span class="number">123</span>)); |
| <span class="macro">assert_eq!</span>(decoded.next_file_number, <span class="prelude-val">Some</span>(<span class="number">456</span>)); |
| <span class="macro">assert_eq!</span>(decoded.compaction_ptrs.len(), <span class="number">3</span>); |
| <span class="macro">assert_eq!</span>( |
| decoded.compaction_ptrs[<span class="number">0</span>], |
| CompactionPointer { |
| level: <span class="number">0</span>, |
| key: <span class="macro">vec!</span>[<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>], |
| } |
| ); |
| <span class="macro">assert_eq!</span>( |
| decoded.compaction_ptrs[<span class="number">1</span>], |
| CompactionPointer { |
| level: <span class="number">1</span>, |
| key: <span class="macro">vec!</span>[<span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>], |
| } |
| ); |
| <span class="macro">assert_eq!</span>( |
| decoded.compaction_ptrs[<span class="number">2</span>], |
| CompactionPointer { |
| level: <span class="number">2</span>, |
| key: <span class="macro">vec!</span>[<span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>], |
| } |
| ); |
| <span class="macro">assert_eq!</span>(decoded.new_files.len(), <span class="number">1</span>); |
| <span class="macro">assert_eq!</span>( |
| decoded.new_files[<span class="number">0</span>], |
| ( |
| <span class="number">0</span>, |
| FileMetaData { |
| allowed_seeks: <span class="number">0</span>, |
| num: <span class="number">901</span>, |
| size: <span class="number">234</span>, |
| smallest: <span class="macro">vec!</span>[<span class="number">5</span>, <span class="number">6</span>, <span class="number">7</span>], |
| largest: <span class="macro">vec!</span>[<span class="number">8</span>, <span class="number">9</span>, <span class="number">0</span>], |
| } |
| ) |
| ); |
| <span class="macro">assert_eq!</span>(decoded.deleted.len(), <span class="number">1</span>); |
| <span class="macro">assert!</span>(decoded.deleted.contains(<span class="kw-2">&</span>(<span class="number">1</span>, <span class="number">132</span>))); |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="rusty_leveldb" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
