<!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 `src/logging.rs`."><title>logging.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-46f98efaafac5295.ttf.woff2,FiraSans-Regular-018c141bf0843ffd.woff2,FiraSans-Medium-8f9a781e4970d388.woff2,SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2,SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-76eba96aa4d2e634.css"><link rel="stylesheet" href="../../static.files/rustdoc-492a78a4a87dcc01.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="monitord" data-themes="" data-resource-suffix="" data-rustdoc-version="1.82.0 (f6e511eec 2024-10-15)" data-channel="1.82.0" data-search-js="search-a99f1315e7cc5121.js" data-settings-js="settings-4313503d2e1961c2.js" ><script src="../../static.files/storage-118b08c4c78b968e.js"></script><script defer src="../../static.files/src-script-e66d777a5a92e9b2.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-921df33f47b8780c.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-3b12f09e550e0385.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-2c020d218678b618.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer"></div><main><rustdoc-search></rustdoc-search><section id="main-content" class="content"><div class="example-wrap"><div data-nosnippet><pre class="src-line-numbers"><a href="#1" id="1">1</a>
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</pre></div><pre class="rust"><code><span class="kw">use </span>std::io::stderr;
<span class="kw">use </span>std::io::IsTerminal;

<span class="kw">use </span>clap::ValueEnum;
<span class="kw">use </span>tracing_glog::Glog;
<span class="kw">use </span>tracing_glog::GlogFields;
<span class="kw">use </span>tracing_subscriber::filter::LevelFilter;
<span class="kw">use </span>tracing_subscriber::fmt;
<span class="kw">use </span>tracing_subscriber::prelude::<span class="kw-2">*</span>;
<span class="kw">use </span>tracing_subscriber::Registry;

<span class="comment">// This enum can be used to add `log-level` option to CLI binaries.
</span><span class="attr">#[derive(ValueEnum, Clone, Debug, Copy)]
</span><span class="kw">pub enum </span>LogLevels {
    Error,
    Warn,
    Info,
    Debug,
    Trace,
}

<span class="kw">impl </span>From&lt;LogLevels&gt; <span class="kw">for </span>LevelFilter {
    <span class="kw">fn </span>from(public_level: LogLevels) -&gt; <span class="self">Self </span>{
        <span class="kw">match </span>public_level {
            LogLevels::Error =&gt; LevelFilter::ERROR,
            LogLevels::Warn =&gt; LevelFilter::WARN,
            LogLevels::Info =&gt; LevelFilter::INFO,
            LogLevels::Debug =&gt; LevelFilter::DEBUG,
            LogLevels::Trace =&gt; LevelFilter::TRACE,
        }
    }
}

<span class="doccomment">/// Setup logging with tracing in Glog format for CLI
</span><span class="kw">pub fn </span>setup_logging(log_filter_level: LevelFilter) {
    <span class="kw">let </span>fmt = fmt::Layer::default()
        .with_writer(std::io::stderr)
        .with_ansi(stderr().is_terminal())
        .event_format(Glog::default().with_timer(tracing_glog::LocalTime::default()))
        .fmt_fields(GlogFields::default())
        .with_filter(log_filter_level);

    <span class="kw">let </span>subscriber = Registry::default().with(fmt);
    tracing::subscriber::set_global_default(subscriber)
        .expect(<span class="string">"Unable to set global tracing subscriber"</span>);
}
</code></pre></div></section></main></body></html>