14 lines
642 B
Rust
14 lines
642 B
Rust
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/// Only initializes a subscriber (and thus produces any log output at all)
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/// when the caller opted in via `--log-level` — otherwise tracing's macros
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/// are no-ops, leaving the terminal clean for the spinner.
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pub(crate) fn initialize_observability(log_level: tracing::Level) {
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tracing_subscriber::fmt()
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.with_env_filter(
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tracing_subscriber::EnvFilter::try_from_default_env()
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.unwrap_or_else(|_| tracing_subscriber::EnvFilter::new(log_level.to_string())),
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)
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.with_span_events(tracing_subscriber::fmt::format::FmtSpan::CLOSE)
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.with_writer(std::io::stderr)
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.init();
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}
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