diff options
Diffstat (limited to '')
| -rw-r--r-- | vendor/tracing-subscriber-0.3.3/src/fmt/mod.rs (renamed from vendor/tracing-subscriber/src/fmt/mod.rs) | 359 |
1 files changed, 155 insertions, 204 deletions
diff --git a/vendor/tracing-subscriber/src/fmt/mod.rs b/vendor/tracing-subscriber-0.3.3/src/fmt/mod.rs index 3c6a6ac40..d5deb8f0c 100644 --- a/vendor/tracing-subscriber/src/fmt/mod.rs +++ b/vendor/tracing-subscriber-0.3.3/src/fmt/mod.rs @@ -13,12 +13,10 @@ //! //! ```toml //! [dependencies] -//! tracing-subscriber = "0.3" +//! tracing-subscriber = "0.2" //! ``` //! -//! *Compiler support: [requires `rustc` 1.49+][msrv]* -//! -//! [msrv]: super#supported-rust-versions +//! *Compiler support: requires rustc 1.39+* //! //! Add the following to your executable to initialize the default subscriber: //! ```rust @@ -70,25 +68,132 @@ //! //! * [`format::Full`]: The default formatter. This emits human-readable, //! single-line logs for each event that occurs, with the current span context -//! displayed before the formatted representation of the event. See -//! [here](format::Full#example-output) for sample output. +//! displayed before the formatted representation of the event. //! -//! * [`format::Compact`]: A variant of the default formatter, optimized for -//! short line lengths. Fields from the current span context are appended to -//! the fields of the formatted event. See -//! [here](format::Compact#example-output) for sample output. +//! For example: +//! <pre><font color="#4E9A06"><b> Finished</b></font> dev [unoptimized + debuginfo] target(s) in 1.59s +//! <font color="#4E9A06"><b> Running</b></font> `target/debug/examples/fmt` +//! <font color="#AAAAAA">Oct 24 12:55:47.814 </font><font color="#4E9A06"> INFO</font> fmt: preparing to shave yaks number_of_yaks=3 +//! <font color="#AAAAAA">Oct 24 12:55:47.814 </font><font color="#4E9A06"> INFO</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: fmt::yak_shave: shaving yaks +//! <font color="#AAAAAA">Oct 24 12:55:47.814 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>:<b>shave{</b>yak=1<b>}</b>: fmt::yak_shave: hello! I'm gonna shave a yak excitement="yay!" +//! <font color="#AAAAAA">Oct 24 12:55:47.814 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>:<b>shave{</b>yak=1<b>}</b>: fmt::yak_shave: yak shaved successfully +//! <font color="#AAAAAA">Oct 24 12:55:47.814 </font><font color="#3465A4">DEBUG</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: yak_events: yak=1 shaved=true +//! <font color="#AAAAAA">Oct 24 12:55:47.814 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: fmt::yak_shave: yaks_shaved=1 +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>:<b>shave{</b>yak=2<b>}</b>: fmt::yak_shave: hello! I'm gonna shave a yak excitement="yay!" +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>:<b>shave{</b>yak=2<b>}</b>: fmt::yak_shave: yak shaved successfully +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#3465A4">DEBUG</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: yak_events: yak=2 shaved=true +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: fmt::yak_shave: yaks_shaved=2 +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>:<b>shave{</b>yak=3<b>}</b>: fmt::yak_shave: hello! I'm gonna shave a yak excitement="yay!" +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#C4A000"> WARN</font> <b>shaving_yaks{</b>yaks=3<b>}</b>:<b>shave{</b>yak=3<b>}</b>: fmt::yak_shave: could not locate yak +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#3465A4">DEBUG</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: yak_events: yak=3 shaved=false +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#CC0000">ERROR</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: fmt::yak_shave: failed to shave yak yak=3 error=missing yak +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#75507B">TRACE</font> <b>shaving_yaks{</b>yaks=3<b>}</b>: fmt::yak_shave: yaks_shaved=2 +//! <font color="#AAAAAA">Oct 24 12:55:47.815 </font><font color="#4E9A06"> INFO</font> fmt: yak shaving completed all_yaks_shaved=false +//! </pre> //! //! * [`format::Pretty`]: Emits excessively pretty, multi-line logs, optimized //! for human readability. This is primarily intended to be used in local //! development and debugging, or for command-line applications, where //! automated analysis and compact storage of logs is less of a priority than -//! readability and visual appeal. See [here](format::Pretty#example-output) -//! for sample output. +//! readability and visual appeal. +//! +//! For example: +//! <pre><font color="#4E9A06"><b> Finished</b></font> dev [unoptimized + debuginfo] target(s) in 1.61s +//! <font color="#4E9A06"><b> Running</b></font> `target/debug/examples/fmt-pretty` +//! Oct 24 12:57:29.386 <font color="#4E9A06"><b>fmt_pretty</b></font><font color="#4E9A06">: preparing to shave yaks, </font><font color="#4E9A06"><b>number_of_yaks</b></font><font color="#4E9A06">: 3</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt-pretty.rs:16<font color="#AAAAAA"><i> on</i></font> main +//! +//! Oct 24 12:57:29.386 <font color="#4E9A06"><b>fmt_pretty::yak_shave</b></font><font color="#4E9A06">: shaving yaks</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:38<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: hello! I'm gonna shave a yak, </font><font color="#75507B"><b>excitement</b></font><font color="#75507B">: "yay!"</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:14<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shave</b> <font color="#AAAAAA"><i>with</i></font> <b>yak</b>: 1 +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: yak shaved successfully</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:22<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shave</b> <font color="#AAAAAA"><i>with</i></font> <b>yak</b>: 1 +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#3465A4"><b>yak_events</b></font><font color="#3465A4">: </font><font color="#3465A4"><b>yak</b></font><font color="#3465A4">: 1, </font><font color="#3465A4"><b>shaved</b></font><font color="#3465A4">: true</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:43<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: </font><font color="#75507B"><b>yaks_shaved</b></font><font color="#75507B">: 1</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:52<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: hello! I'm gonna shave a yak, </font><font color="#75507B"><b>excitement</b></font><font color="#75507B">: "yay!"</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:14<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shave</b> <font color="#AAAAAA"><i>with</i></font> <b>yak</b>: 2 +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: yak shaved successfully</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:22<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shave</b> <font color="#AAAAAA"><i>with</i></font> <b>yak</b>: 2 +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#3465A4"><b>yak_events</b></font><font color="#3465A4">: </font><font color="#3465A4"><b>yak</b></font><font color="#3465A4">: 2, </font><font color="#3465A4"><b>shaved</b></font><font color="#3465A4">: true</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:43<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: </font><font color="#75507B"><b>yaks_shaved</b></font><font color="#75507B">: 2</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:52<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: hello! I'm gonna shave a yak, </font><font color="#75507B"><b>excitement</b></font><font color="#75507B">: "yay!"</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:14<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shave</b> <font color="#AAAAAA"><i>with</i></font> <b>yak</b>: 3 +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#C4A000"><b>fmt_pretty::yak_shave</b></font><font color="#C4A000">: could not locate yak</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:16<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shave</b> <font color="#AAAAAA"><i>with</i></font> <b>yak</b>: 3 +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#3465A4"><b>yak_events</b></font><font color="#3465A4">: </font><font color="#3465A4"><b>yak</b></font><font color="#3465A4">: 3, </font><font color="#3465A4"><b>shaved</b></font><font color="#3465A4">: false</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:43<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#CC0000"><b>fmt_pretty::yak_shave</b></font><font color="#CC0000">: failed to shave yak, </font><font color="#CC0000"><b>yak</b></font><font color="#CC0000">: 3, </font><font color="#CC0000"><b>error</b></font><font color="#CC0000">: missing yak</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:48<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#75507B"><b>fmt_pretty::yak_shave</b></font><font color="#75507B">: </font><font color="#75507B"><b>yaks_shaved</b></font><font color="#75507B">: 2</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt/yak_shave.rs:52<font color="#AAAAAA"><i> on</i></font> main +//! <font color="#AAAAAA"><i>in</i></font> fmt_pretty::yak_shave::<b>shaving_yaks</b> <font color="#AAAAAA"><i>with</i></font> <b>yaks</b>: 3 +//! +//! Oct 24 12:57:29.387 <font color="#4E9A06"><b>fmt_pretty</b></font><font color="#4E9A06">: yak shaving completed, </font><font color="#4E9A06"><b>all_yaks_shaved</b></font><font color="#4E9A06">: false</font> +//! <font color="#AAAAAA"><i>at</i></font> examples/examples/fmt-pretty.rs:19<font color="#AAAAAA"><i> on</i></font> main +//! </pre> //! //! * [`format::Json`]: Outputs newline-delimited JSON logs. This is intended //! for production use with systems where structured logs are consumed as JSON -//! by analysis and viewing tools. The JSON output is not optimized for human -//! readability. See [here](format::Json#example-output) for sample output. +//! by analysis and viewing tools. The JSON output, as seen below, is *not* +//! optimized for human readability. +//! +//! For example: +//! <pre><font color="#4E9A06"><b> Finished</b></font> dev [unoptimized + debuginfo] target(s) in 1.58s +//! <font color="#4E9A06"><b> Running</b></font> `target/debug/examples/fmt-json` +//! {"timestamp":"Oct 24 13:00:00.873","level":"INFO","fields":{"message":"preparing to shave yaks","number_of_yaks":3},"target":"fmt_json"} +//! {"timestamp":"Oct 24 13:00:00.874","level":"INFO","fields":{"message":"shaving yaks"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"TRACE","fields":{"message":"hello! I'm gonna shave a yak","excitement":"yay!"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"},{"yak":"1","name":"shave"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"TRACE","fields":{"message":"yak shaved successfully"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"},{"yak":"1","name":"shave"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"DEBUG","fields":{"yak":1,"shaved":true},"target":"yak_events","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"TRACE","fields":{"yaks_shaved":1},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"TRACE","fields":{"message":"hello! I'm gonna shave a yak","excitement":"yay!"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"},{"yak":"2","name":"shave"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"TRACE","fields":{"message":"yak shaved successfully"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"},{"yak":"2","name":"shave"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"DEBUG","fields":{"yak":2,"shaved":true},"target":"yak_events","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"TRACE","fields":{"yaks_shaved":2},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.874","level":"TRACE","fields":{"message":"hello! I'm gonna shave a yak","excitement":"yay!"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"},{"yak":"3","name":"shave"}]} +//! {"timestamp":"Oct 24 13:00:00.875","level":"WARN","fields":{"message":"could not locate yak"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"},{"yak":"3","name":"shave"}]} +//! {"timestamp":"Oct 24 13:00:00.875","level":"DEBUG","fields":{"yak":3,"shaved":false},"target":"yak_events","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.875","level":"ERROR","fields":{"message":"failed to shave yak","yak":3,"error":"missing yak"},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.875","level":"TRACE","fields":{"yaks_shaved":2},"target":"fmt_json::yak_shave","spans":[{"yaks":3,"name":"shaving_yaks"}]} +//! {"timestamp":"Oct 24 13:00:00.875","level":"INFO","fields":{"message":"yak shaving completed","all_yaks_shaved":false},"target":"fmt_json"} +//! </pre> //! //! ### Customizing Formatters //! @@ -116,7 +221,7 @@ //! .with_thread_names(true) // include the name of the current thread //! .compact(); // use the `Compact` formatting style. //! -//! // Create a `fmt` subscriber that uses our custom event format, and set it +//! // Create a `fmt` collector that uses our custom event format, and set it //! // as the default. //! tracing_subscriber::fmt() //! .event_format(format) @@ -163,7 +268,7 @@ //! //! ### Composing Layers //! -//! Composing an [`EnvFilter`] `Layer` and a [format `Layer`][super::fmt::Layer]: +//! Composing an [`EnvFilter`] `Layer` and a [format `Layer`](../fmt/struct.Layer.html): //! //! ```rust //! use tracing_subscriber::{fmt, EnvFilter}; @@ -181,10 +286,11 @@ //! .init(); //! ``` //! -//! [`EnvFilter`]: super::filter::EnvFilter +//! [`EnvFilter`]: ../filter/struct.EnvFilter.html //! [`env_logger`]: https://docs.rs/env_logger/ -//! [`filter`]: super::filter -//! [`FmtSubscriber`]: Subscriber +//! [`filter`]: ../filter/index.html +//! [`SubscriberBuilder`]: ./struct.SubscriberBuilder.html +//! [`FmtSubscriber`]: ./struct.Subscriber.html //! [`Subscriber`]: //! https://docs.rs/tracing/latest/tracing/trait.Subscriber.html //! [`tracing`]: https://crates.io/crates/tracing @@ -203,7 +309,6 @@ pub mod writer; pub use fmt_layer::{FmtContext, FormattedFields, Layer}; use crate::layer::Layer as _; -use crate::util::SubscriberInitExt; use crate::{ filter::LevelFilter, layer, @@ -312,7 +417,7 @@ pub struct SubscriberBuilder< /// ``` /// /// [formatting subscriber]: Subscriber -/// [`SubscriberBuilder::default()`]: SubscriberBuilder::default +/// [`SubscriberBuilder::default()`]: SubscriberBuilder::default() /// [`init`]: SubscriberBuilder::init() /// [`try_init`]: SubscriberBuilder::try_init() /// [`finish`]: SubscriberBuilder::finish() @@ -324,11 +429,10 @@ pub fn fmt() -> SubscriberBuilder { /// Returns a new [formatting layer] that can be [composed] with other layers to /// construct a [`Subscriber`]. /// -/// This is a shorthand for the equivalent [`Layer::default()`] function. +/// This is a shorthand for the equivalent [`Layer::default`] function. /// /// [formatting layer]: Layer /// [composed]: crate::layer -/// [`Layer::default()`]: Layer::default #[cfg_attr(docsrs, doc(cfg(all(feature = "fmt", feature = "std"))))] pub fn layer<S>() -> Layer<S> { Layer::default() @@ -340,8 +444,8 @@ impl Subscriber { /// /// This can be overridden with the [`SubscriberBuilder::with_max_level`] method. /// - /// [verbosity level]: tracing_core::Level - /// [`SubscriberBuilder::with_max_level`]: SubscriberBuilder::with_max_level + /// [verbosity level]: https://docs.rs/tracing-core/0.1.5/tracing_core/struct.Level.html + /// [`SubscriberBuilder::with_max_level`]: struct.SubscriberBuilder.html#method.with_max_level pub const DEFAULT_MAX_LEVEL: LevelFilter = LevelFilter::INFO; /// Returns a new `SubscriberBuilder` for configuring a format subscriber. @@ -398,11 +502,6 @@ where } #[inline] - fn event_enabled(&self, event: &Event<'_>) -> bool { - self.inner.event_enabled(event) - } - - #[inline] fn event(&self, event: &Event<'_>) { self.inner.event(event); } @@ -602,7 +701,7 @@ where /// `Layer`s added to this subscriber. /// /// [lifecycle]: https://docs.rs/tracing/latest/tracing/span/index.html#the-span-lifecycle - /// [time]: SubscriberBuilder::without_time() + /// [time]: #method.without_time pub fn with_span_events(self, kind: format::FmtSpan) -> Self { SubscriberBuilder { inner: self.inner.with_span_events(kind), @@ -631,34 +730,6 @@ where } } - /// Sets whether or not an event's [source code file path][file] is - /// displayed. - /// - /// [file]: tracing_core::Metadata::file - pub fn with_file( - self, - display_filename: bool, - ) -> SubscriberBuilder<N, format::Format<L, T>, F, W> { - SubscriberBuilder { - inner: self.inner.with_file(display_filename), - ..self - } - } - - /// Sets whether or not an event's [source code line number][line] is - /// displayed. - /// - /// [line]: tracing_core::Metadata::line - pub fn with_line_number( - self, - display_line_number: bool, - ) -> SubscriberBuilder<N, format::Format<L, T>, F, W> { - SubscriberBuilder { - inner: self.inner.with_line_number(display_line_number), - ..self - } - } - /// Sets whether or not an event's level is displayed. pub fn with_level( self, @@ -671,9 +742,9 @@ where } /// Sets whether or not the [name] of the current thread is displayed - /// when formatting events. + /// when formatting events /// - /// [name]: std::thread#naming-threads + /// [name]: https://doc.rust-lang.org/stable/std/thread/index.html#naming-threads pub fn with_thread_names( self, display_thread_names: bool, @@ -685,9 +756,9 @@ where } /// Sets whether or not the [thread ID] of the current thread is displayed - /// when formatting events. + /// when formatting events /// - /// [thread ID]: std::thread::ThreadId + /// [thread ID]: https://doc.rust-lang.org/stable/std/thread/struct.ThreadId.html pub fn with_thread_ids( self, display_thread_ids: bool, @@ -725,7 +796,7 @@ where /// Sets the subscriber being built to use a JSON formatter. /// - /// See [`format::Json`][super::fmt::format::Json] + /// See [`format::Json`](../fmt/format/struct.Json.html) #[cfg(feature = "json")] #[cfg_attr(docsrs, doc(cfg(feature = "json")))] pub fn json( @@ -746,7 +817,7 @@ where impl<T, F, W> SubscriberBuilder<format::JsonFields, format::Format<format::Json, T>, F, W> { /// Sets the json subscriber being built to flatten event metadata. /// - /// See [`format::Json`][super::fmt::format::Json] + /// See [`format::Json`](../fmt/format/struct.Json.html) pub fn flatten_event( self, flatten_event: bool, @@ -760,7 +831,7 @@ impl<T, F, W> SubscriberBuilder<format::JsonFields, format::Format<format::Json, /// Sets whether or not the JSON subscriber being built will include the current span /// in formatted events. /// - /// See [`format::Json`][super::fmt::format::Json] + /// See [`format::Json`](../fmt/format/struct.Json.html) pub fn with_current_span( self, display_current_span: bool, @@ -774,7 +845,7 @@ impl<T, F, W> SubscriberBuilder<format::JsonFields, format::Format<format::Json, /// Sets whether or not the JSON subscriber being built will include a list (from /// root to leaf) of all currently entered spans in formatted events. /// - /// See [`format::Json`][super::fmt::format::Json] + /// See [`format::Json`](../fmt/format/struct.Json.html) pub fn with_span_list( self, display_span_list: bool, @@ -820,7 +891,7 @@ where } impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { - /// Sets the field formatter that the subscriber being built will use to record + /// Sets the Visitor that the subscriber being built will use to record /// fields. /// /// For example: @@ -896,8 +967,8 @@ impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { /// .try_init()?; /// # Ok(())} /// ``` - /// [`EnvFilter`]: super::filter::EnvFilter - /// [`with_max_level`]: SubscriberBuilder::with_max_level() + /// [`EnvFilter`]: ../filter/struct.EnvFilter.html + /// [`with_max_level`]: #method.with_max_level #[cfg(feature = "env-filter")] #[cfg_attr(docsrs, doc(cfg(feature = "env-filter")))] pub fn with_env_filter( @@ -918,7 +989,7 @@ impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { /// subscriber. /// /// If the max level has already been set, or a [`EnvFilter`] was added by - /// [`with_env_filter`], this replaces that configuration with the new + /// [`with_filter`], this replaces that configuration with the new /// maximum level. /// /// # Examples @@ -940,9 +1011,9 @@ impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { /// .with_max_level(LevelFilter::OFF) /// .finish(); /// ``` - /// [verbosity level]: tracing_core::Level - /// [`EnvFilter`]: struct@crate::filter::EnvFilter - /// [`with_env_filter`]: fn@Self::with_env_filter + /// [verbosity level]: https://docs.rs/tracing-core/0.1.5/tracing_core/struct.Level.html + /// [`EnvFilter`]: ../filter/struct.EnvFilter.html + /// [`with_filter`]: #method.with_filter pub fn with_max_level( self, filter: impl Into<LevelFilter>, @@ -954,26 +1025,8 @@ impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { } } - /// Sets the [event formatter][`FormatEvent`] that the subscriber being built - /// will use to format events that occur. - /// - /// The event formatter may be any type implementing the [`FormatEvent`] - /// trait, which is implemented for all functions taking a [`FmtContext`], a - /// [`Writer`], and an [`Event`]. - /// - /// # Examples - /// - /// Setting a type implementing [`FormatEvent`] as the formatter: - /// - /// ```rust - /// use tracing_subscriber::fmt::format; - /// - /// let subscriber = tracing_subscriber::fmt() - /// .event_format(format().compact()) - /// .finish(); - /// ``` - /// - /// [`Writer`]: struct@self::format::Writer + /// Sets the function that the subscriber being built should use to format + /// events that occur. pub fn event_format<E2>(self, fmt_event: E2) -> SubscriberBuilder<N, E2, F, W> where E2: FormatEvent<Registry, N> + 'static, @@ -1000,6 +1053,8 @@ impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { /// .with_writer(io::stderr) /// .init(); /// ``` + /// + /// [`MakeWriter`]: trait.MakeWriter.html pub fn with_writer<W2>(self, make_writer: W2) -> SubscriberBuilder<N, E, F, W2> where W2: for<'writer> MakeWriter<'writer> + 'static, @@ -1033,89 +1088,13 @@ impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { /// /// [capturing]: /// https://doc.rust-lang.org/book/ch11-02-running-tests.html#showing-function-output - /// [`TestWriter`]: writer::TestWriter + /// [`TestWriter`]: writer/struct.TestWriter.html pub fn with_test_writer(self) -> SubscriberBuilder<N, E, F, TestWriter> { SubscriberBuilder { filter: self.filter, inner: self.inner.with_writer(TestWriter::default()), } } - - /// Updates the event formatter by applying a function to the existing event formatter. - /// - /// This sets the event formatter that the subscriber being built will use to record fields. - /// - /// # Examples - /// - /// Updating an event formatter: - /// - /// ```rust - /// let subscriber = tracing_subscriber::fmt() - /// .map_event_format(|e| e.compact()) - /// .finish(); - /// ``` - pub fn map_event_format<E2>(self, f: impl FnOnce(E) -> E2) -> SubscriberBuilder<N, E2, F, W> - where - E2: FormatEvent<Registry, N> + 'static, - N: for<'writer> FormatFields<'writer> + 'static, - W: for<'writer> MakeWriter<'writer> + 'static, - { - SubscriberBuilder { - filter: self.filter, - inner: self.inner.map_event_format(f), - } - } - - /// Updates the field formatter by applying a function to the existing field formatter. - /// - /// This sets the field formatter that the subscriber being built will use to record fields. - /// - /// # Examples - /// - /// Updating a field formatter: - /// - /// ```rust - /// use tracing_subscriber::field::MakeExt; - /// let subscriber = tracing_subscriber::fmt() - /// .map_fmt_fields(|f| f.debug_alt()) - /// .finish(); - /// ``` - pub fn map_fmt_fields<N2>(self, f: impl FnOnce(N) -> N2) -> SubscriberBuilder<N2, E, F, W> - where - N2: for<'writer> FormatFields<'writer> + 'static, - { - SubscriberBuilder { - filter: self.filter, - inner: self.inner.map_fmt_fields(f), - } - } - - /// Updates the [`MakeWriter`] by applying a function to the existing [`MakeWriter`]. - /// - /// This sets the [`MakeWriter`] that the subscriber being built will use to write events. - /// - /// # Examples - /// - /// Redirect output to stderr if level is <= WARN: - /// - /// ```rust - /// use tracing::Level; - /// use tracing_subscriber::fmt::{self, writer::MakeWriterExt}; - /// - /// let stderr = std::io::stderr.with_max_level(Level::WARN); - /// let layer = tracing_subscriber::fmt() - /// .map_writer(move |w| stderr.or_else(w)) - /// .finish(); - /// ``` - pub fn map_writer<W2>(self, f: impl FnOnce(W) -> W2) -> SubscriberBuilder<N, E, F, W2> - where - W2: for<'writer> MakeWriter<'writer> + 'static, - { - SubscriberBuilder { - filter: self.filter, - inner: self.inner.map_writer(f), - } - } } /// Install a global tracing subscriber that listens for events and @@ -1142,44 +1121,15 @@ impl<N, E, F, W> SubscriberBuilder<N, E, F, W> { /// /// [`LogTracer`]: /// https://docs.rs/tracing-log/0.1.0/tracing_log/struct.LogTracer.html -/// [`RUST_LOG` environment variable]: crate::filter::EnvFilter::DEFAULT_ENV +/// [`RUST_LOG` environment variable]: +/// ../filter/struct.EnvFilter.html#associatedconstant.DEFAULT_ENV pub fn try_init() -> Result<(), Box<dyn Error + Send + Sync + 'static>> { let builder = Subscriber::builder(); #[cfg(feature = "env-filter")] let builder = builder.with_env_filter(crate::EnvFilter::from_default_env()); - // If `env-filter` is disabled, remove the default max level filter from the - // subscriber; it will be added to the `Targets` filter instead if no filter - // is set in `RUST_LOG`. - // Replacing the default `LevelFilter` with an `EnvFilter` would imply this, - // but we can't replace the builder's filter with a `Targets` filter yet. - #[cfg(not(feature = "env-filter"))] - let builder = builder.with_max_level(LevelFilter::TRACE); - - let subscriber = builder.finish(); - #[cfg(not(feature = "env-filter"))] - let subscriber = { - use crate::{filter::Targets, layer::SubscriberExt}; - use std::{env, str::FromStr}; - let targets = match env::var("RUST_LOG") { - Ok(var) => Targets::from_str(&var) - .map_err(|e| { - eprintln!("Ignoring `RUST_LOG={:?}`: {}", var, e); - }) - .unwrap_or_default(), - Err(env::VarError::NotPresent) => { - Targets::new().with_default(Subscriber::DEFAULT_MAX_LEVEL) - } - Err(e) => { - eprintln!("Ignoring `RUST_LOG`: {}", e); - Targets::new().with_default(Subscriber::DEFAULT_MAX_LEVEL) - } - }; - subscriber.with(targets) - }; - - subscriber.try_init().map_err(Into::into) + builder.try_init() } /// Install a global tracing subscriber that listens for events and @@ -1198,7 +1148,8 @@ pub fn try_init() -> Result<(), Box<dyn Error + Send + Sync + 'static>> { /// Panics if the initialization was unsuccessful, likely because a /// global subscriber was already installed by another call to `try_init`. /// -/// [`RUST_LOG` environment variable]: crate::filter::EnvFilter::DEFAULT_ENV +/// [`RUST_LOG` environment variable]: +/// ../filter/struct.EnvFilter.html#associatedconstant.DEFAULT_ENV pub fn init() { try_init().expect("Unable to install global subscriber") } |