24 lines
831 B
Rust
24 lines
831 B
Rust
use std::io;
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use tracing_subscriber::{EnvFilter, fmt};
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// 统一解析工作区日志过滤器，优先环境变量，其次回落到调用方传入的默认值。
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pub fn resolve_env_filter(default_filter: &str) -> EnvFilter {
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EnvFilter::try_from_default_env()
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.or_else(|_| EnvFilter::try_new(default_filter))
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.unwrap_or_else(|_| EnvFilter::new("info"))
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}
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// 统一初始化 tracing subscriber，避免各入口重复散落相同配置。
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pub fn init_tracing(default_filter: &str) -> Result<(), io::Error> {
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let env_filter = resolve_env_filter(default_filter);
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fmt()
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.with_env_filter(env_filter)
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.with_target(true)
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.with_ansi(false)
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.compact()
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.try_init()
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.map_err(|error| io::Error::other(format!("初始化 tracing subscriber 失败：{error}")))
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}
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