docs: Convert even more intra-doc links (#1077)

## Motivation

#940

## Solution

This changes the docs.rs links, many of which were broken (or would have
been broken on the next release). It also converts some links I missed
the first time (maybe they were added after I opened the PR?).

tracing-appender/src/lib.rs

@@ -91,9 +91,9 @@
 //! [write]: https://doc.rust-lang.org/std/io/trait.Write.html
 //! [non_blocking]: mod@non_blocking
 //! [guard]: non_blocking::WorkerGuard
-//! [make_writer]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/fmt/trait.MakeWriter.html
+//! [make_writer]: tracing_subscriber::fmt::MakeWriter
 //! [`RollingFileAppender`]: rolling::RollingFileAppender
-//! [fmt_subscriber]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/fmt/struct.Subscriber.html
+//! [fmt_subscriber]: tracing_subscriber::fmt::Subscriber
 //!
 //! ## Non-Blocking Rolling File Appender
 //!

tracing-appender/src/non_blocking.rs

@@ -119,8 +119,8 @@ pub struct WorkerGuard {
 /// crate. Therefore, it can be used with the [`tracing_subscriber::fmt`][fmt] module
 /// or with any other subscriber/layer implementation that uses the `MakeWriter` trait.
 ///
-/// [make_writer]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/fmt/trait.MakeWriter.html
-/// [fmt]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/fmt/index.html
+/// [make_writer]: tracing_subscriber::fmt::MakeWriter
+/// [fmt]: mod@tracing_subscriber::fmt
 #[derive(Clone, Debug)]
 pub struct NonBlocking {
     error_counter: Arc<AtomicU64>,

tracing-core/src/collect.rs

@@ -388,7 +388,7 @@ pub trait Collect: 'static {
     /// inside of a `try_close` function may cause a double panic, if the span
     /// was dropped due to a thread unwinding.
     ///
-    /// [span ID]: super::span::Id
+    /// [`span ID`]: super::span::Id
     /// [`clone_span`]: Collect::clone_span
     /// [`drop_span`]: Collect::drop_span
     fn try_close(&self, id: span::Id) -> bool {

tracing-error/src/backtrace.rs

@@ -55,9 +55,9 @@ use tracing::{Metadata, Span};
 ///
 /// [`tracing`]: https://docs.rs/tracing
 /// [`Backtrace`]: https://doc.rust-lang.org/std/backtrace/struct.Backtrace.html
-/// [span]: https://docs.rs/tracing/latest/tracing/span/index.html
-/// [parents]: https://docs.rs/tracing/latest/tracing/span/index.html#span-relationships
-/// [fields]: https://docs.rs/tracing/latest/tracing/field/index.html
+/// [span]: mod@tracing::span
+/// [parents]: mod@tracing::span#span-relationships
+/// [fields]: tracing::field
 /// [futures]: https://doc.rust-lang.org/std/future/trait.Future.html
 /// [`tracing-futures`]: https://docs.rs/tracing-futures/
 /// [`with_spans`]: SpanTrace::with_spans()
@@ -111,8 +111,8 @@ impl SpanTrace {
     /// indicate whether to continue iterating over spans; if it returns
     /// `false`, no additional spans will be visited.
     ///
-    /// [fields]: https://docs.rs/tracing/latest/tracing/field/index.html
-    /// [`Metadata`]: https://docs.rs/tracing/latest/tracing/struct.Metadata.html
+    /// [fields]: tracing::field
+    /// [`Metadata`]: tracing::Metadata
     pub fn with_spans(&self, f: impl FnMut(&'static Metadata<'static>, &str) -> bool) {
         self.span.with_collector(|(id, s)| {
             if let Some(getcx) = s.downcast_ref::<WithContext>() {

tracing-error/src/layer.rs

@@ -15,10 +15,10 @@ use tracing_subscriber::{
 /// when formatting the fields of each span in a trace. When no formatter is
 /// provided, the [default format] is used instead.
 ///
-/// [subscriber]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/subscriber/trait.Subscribe.html
+/// [subscriber]: tracing_subscriber::subscribe::Subscribe
 /// [`SpanTrace`]: super::SpanTrace
-/// [field formatter]: https://docs.rs/tracing-subscriber/0.2.10/tracing_subscriber/fmt/trait.FormatFields.html
-/// [default format]: https://docs.rs/tracing-subscriber/0.2.10/tracing_subscriber/fmt/format/struct.DefaultFields.html
+/// [field formatter]: tracing_subscriber::fmt::FormatFields
+/// [default format]: tracing_subscriber::fmt::format::DefaultFields
 pub struct ErrorSubscriber<S, F = DefaultFields> {
     format: F,
 
@@ -75,7 +75,7 @@ where
 {
     /// Returns a new `ErrorSubscriber` with the provided [field formatter].
     ///
-    /// [field formatter]: https://docs.rs/tracing-subscriber/0.2.10/tracing_subscriber/fmt/trait.FormatFields.html
+    /// [field formatter]: tracing_subscriber::fmt::FormatFields
     pub fn new(format: F) -> Self {
         Self {
             format,

tracing-error/src/lib.rs

@@ -158,10 +158,10 @@
 //! ```
 //!
 //! [`in_current_span()`]: InstrumentResult::in_current_span
-//! [span]: https://docs.rs/tracing/latest/tracing/span/index.html
-//! [events]: https://docs.rs/tracing/latest/tracing/struct.Event.html
-//! [collector]: https://docs.rs/tracing/latest/tracing/trait.Collect.html
-//! [subscriber layer]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/layer/trait.Layer.html
+//! [span]: mod@tracing::span
+//! [events]: tracing::Event
+//! [collector]: tracing::Collect
+//! [subscriber layer]: tracing_subscriber::subscribe::Subscribe
 //! [`tracing`]: https://docs.rs/tracing
 //! [`std::error::Error`]: https://doc.rust-lang.org/stable/std/error/trait.Error.html
 //!

tracing-futures/src/lib.rs

@@ -53,8 +53,8 @@
 //! The `tokio`, `std-future` and `std` features are enabled by default.
 //!
 //! [`tracing`]: https://crates.io/crates/tracing
-//! [span]: https://docs.rs/tracing/latest/tracing/span/index.html
-//! [collector]: https://docs.rs/tracing/latest/tracing/collect/index.html
+//! [span]: mod@tracing::span
+//! [collector]: tracing::collect
 //! [`futures`]: https://crates.io/crates/futures
 //!
 //! ## Supported Rust Versions
@@ -118,7 +118,7 @@ pub mod executor;
 /// Extension trait allowing futures, streams, sinks, and executors to be
 /// instrumented with a `tracing` [span].
 ///
-/// [span]: https://docs.rs/tracing/latest/tracing/span/index.html
+/// [span]: mod@tracing::span
 pub trait Instrument: Sized {
     /// Instruments this type with the provided `Span`, returning an
     /// `Instrumented` wrapper.
@@ -147,7 +147,7 @@ pub trait Instrument: Sized {
     /// # }
     /// ```
     ///
-    /// [entered]: https://docs.rs/tracing/latest/tracing/span/struct.Span.html#method.enter
+    /// [entered]: tracing::span::Span::enter()
     fn instrument(self, span: Span) -> Instrumented<Self> {
         Instrumented { inner: self, span }
     }
@@ -182,8 +182,8 @@ pub trait Instrument: Sized {
     /// # }
     /// ```
     ///
-    /// [current]: https://docs.rs/tracing/latest/tracing/span/struct.Span.html#method.current
-    /// [entered]: https://docs.rs/tracing/latest/tracing/span/struct.Span.html#method.enter
+    /// [current]: tracing::span::Span::current()
+    /// [entered]: tracing::span::Span::enter()
     #[inline]
     fn in_current_span(self) -> Instrumented<Self> {
         self.instrument(Span::current())
@@ -193,7 +193,7 @@ pub trait Instrument: Sized {
 /// Extension trait allowing futures, streams, and sinks to be instrumented with
 /// a `tracing` [collector].
 ///
-/// [collector]: https://docs.rs/tracing/latest/tracing/collect/trait.Collect.html
+/// [collector]: tracing::collect::Collect
 #[cfg(feature = "std")]
 #[cfg_attr(docsrs, doc(cfg(feature = "std")))]
 pub trait WithCollector: Sized {
@@ -205,8 +205,8 @@ pub trait WithCollector: Sized {
     /// When the wrapped type is an executor, the subscriber will be set as the
     /// default for any futures spawned on that executor.
     ///
-    /// [collector]: https://docs.rs/tracing/latest/tracing/collect/trait.Collect.html
-    /// [default]: https://docs.rs/tracing/latest/tracing/dispatcher/index.html#setting-the-default-subscriber
+    /// [collector]: tracing::collect::Collect
+    /// [default]: tracing::dispatch#setting-the-default-collector
     fn with_collector<S>(self, collector: S) -> WithDispatch<Self>
     where
         S: Into<Dispatch>,
@@ -228,8 +228,8 @@ pub trait WithCollector: Sized {
     /// This can be used to propagate the current dispatcher context when
     /// spawning a new future.
     ///
-    /// [collector]: https://docs.rs/tracing/latest/tracing/collect/trait.Collect.html
-    /// [default]: https://docs.rs/tracing/latest/tracing/dispatcher/index.html#setting-the-default-subscriber
+    /// [collector]: tracing::collect::Collect
+    /// [default]: tracing::dispatch#setting-the-default-collector
     #[inline]
     fn with_current_collector(self) -> WithDispatch<Self> {
         WithDispatch {

tracing-journald/src/lib.rs

@@ -15,7 +15,7 @@
 //!
 //! [msrv]: #supported-rust-versions
 //! [`tracing`]: https://crates.io/crates/tracing
-//! [subscriber]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/subscriber/trait.Subscriber.html
+//! [subscriber]: tracing_subscriber::subscribe::Subscribe
 //! [journald]: https://www.freedesktop.org/software/systemd/man/systemd-journald.service.html
 //!
 //! ## Supported Rust Versions

tracing-log/src/lib.rs

@@ -92,8 +92,6 @@
 //! [`tracing`]: https://crates.io/crates/tracing
 //! [`log`]: https://crates.io/crates/log
 //! [`env_logger` crate]: https://crates.io/crates/env-logger
-//! [`log::Log`]: https://docs.rs/log/latest/log/trait.Log.html
-//! [`log::Record`]: https://docs.rs/log/latest/log/struct.Record.html
 //! [`tracing::Collector`]: https://docs.rs/tracing/latest/tracing/trait.Collect.html
 //! [`Collect`]: https://docs.rs/tracing/latest/tracing/trait.Collect.html
 //! [`tracing::Event`]: https://docs.rs/tracing/latest/tracing/struct.Event.html
@@ -376,7 +374,6 @@ impl AsTrace for log::Level {
 /// regardless of the source of its source.
 ///
 /// [`normalized_metadata`]: trait.NormalizeEvent.html#normalized_metadata
-/// [`log::Record`]: https://docs.rs/log/0.4.7/log/struct.Record.html
 pub trait NormalizeEvent<'a>: crate::sealed::Sealed {
     /// If this `Event` comes from a `log`, this method provides a new
     /// normalized `Metadata` which has all available attributes

tracing-log/src/log_tracer.rs

@@ -20,7 +20,7 @@
 //! default.
 //!
 //! [`log`]: https://docs.rs/log/0.4.8/log/
-//! [logger interface]: https://docs.rs/log/0.4.8/log/trait.Log.html
+//! [logger interface]: log::Log
 //! [`init`]: LogTracer.html#method.init
 //! [`init_with_filter`]: LogTracer.html#method.init_with_filter
 //! [builder]: LogTracer::builder()

tracing-opentelemetry/src/layer.rs

@@ -105,7 +105,7 @@ struct SpanEventVisitor<'a>(&'a mut api::Event);
 impl<'a> field::Visit for SpanEventVisitor<'a> {
     /// Record events on the underlying OpenTelemetry [`Span`] from `bool` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_bool(&mut self, field: &field::Field, value: bool) {
         match field.name() {
             "message" => self.0.name = value.to_string(),
@@ -120,7 +120,7 @@ impl<'a> field::Visit for SpanEventVisitor<'a> {
 
     /// Record events on the underlying OpenTelemetry [`Span`] from `i64` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_i64(&mut self, field: &field::Field, value: i64) {
         match field.name() {
             "message" => self.0.name = value.to_string(),
@@ -135,7 +135,7 @@ impl<'a> field::Visit for SpanEventVisitor<'a> {
 
     /// Record events on the underlying OpenTelemetry [`Span`] from `u64` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_u64(&mut self, field: &field::Field, value: u64) {
         match field.name() {
             "message" => self.0.name = value.to_string(),
@@ -150,7 +150,7 @@ impl<'a> field::Visit for SpanEventVisitor<'a> {
 
     /// Record events on the underlying OpenTelemetry [`Span`] from `&str` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_str(&mut self, field: &field::Field, value: &str) {
         match field.name() {
             "message" => self.0.name = value.to_string(),
@@ -166,7 +166,7 @@ impl<'a> field::Visit for SpanEventVisitor<'a> {
     /// Record events on the underlying OpenTelemetry [`Span`] from values that
     /// implement Debug.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_debug(&mut self, field: &field::Field, value: &dyn fmt::Debug) {
         match field.name() {
             "message" => self.0.name = format!("{:?}", value),
@@ -187,7 +187,7 @@ struct SpanAttributeVisitor<'a>(&'a mut api::SpanBuilder);
 impl<'a> field::Visit for SpanAttributeVisitor<'a> {
     /// Set attributes on the underlying OpenTelemetry [`Span`] from `bool` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_bool(&mut self, field: &field::Field, value: bool) {
         let attribute = api::KeyValue::new(field.name(), value);
         if let Some(attributes) = &mut self.0.attributes {
@@ -199,7 +199,7 @@ impl<'a> field::Visit for SpanAttributeVisitor<'a> {
 
     /// Set attributes on the underlying OpenTelemetry [`Span`] from `i64` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_i64(&mut self, field: &field::Field, value: i64) {
         let attribute = api::KeyValue::new(field.name(), value);
         if let Some(attributes) = &mut self.0.attributes {
@@ -211,7 +211,7 @@ impl<'a> field::Visit for SpanAttributeVisitor<'a> {
 
     /// Set attributes on the underlying OpenTelemetry [`Span`] from `u64` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_u64(&mut self, field: &field::Field, value: u64) {
         let attribute = api::KeyValue::new(field.name(), value);
         if let Some(attributes) = &mut self.0.attributes {
@@ -223,7 +223,7 @@ impl<'a> field::Visit for SpanAttributeVisitor<'a> {
 
     /// Set attributes on the underlying OpenTelemetry [`Span`] from `&str` values.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_str(&mut self, field: &field::Field, value: &str) {
         if field.name() == SPAN_NAME_FIELD {
             self.0.name = value.to_string();
@@ -242,7 +242,7 @@ impl<'a> field::Visit for SpanAttributeVisitor<'a> {
     /// Set attributes on the underlying OpenTelemetry [`Span`] from values that
     /// implement Debug.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn record_debug(&mut self, field: &field::Field, value: &dyn fmt::Debug) {
         if field.name() == SPAN_NAME_FIELD {
             self.0.name = format!("{:?}", value);
@@ -267,8 +267,8 @@ where
     /// Set the [`Tracer`] that this layer will use to produce and track
     /// OpenTelemetry [`Span`]s.
     ///
-    /// [`Tracer`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/tracer/trait.Tracer.html
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Tracer`]: opentelemetry::api::trace::tracer::Tracer
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     ///
     /// # Examples
     ///
@@ -318,8 +318,8 @@ where
     /// Set the [`Tracer`] that this layer will use to produce and track
     /// OpenTelemetry [`Span`]s.
     ///
-    /// [`Tracer`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/tracer/trait.Tracer.html
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Tracer`]: opentelemetry::api::trace::tracer::Tracer
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     ///
     /// # Examples
     ///
@@ -373,9 +373,9 @@ where
     /// tracing [`span`] through the [`Registry`]. This [`SpanContext`]
     /// links spans to their parent for proper hierarchical visualization.
     ///
-    /// [`SpanContext`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span_context/struct.SpanContext.html
-    /// [`span`]: https://docs.rs/tracing/latest/tracing/struct.Span.html
-    /// [`Registry`]: https://docs.rs/tracing-subscriber/latest/tracing_subscriber/struct.Registry.html
+    /// [`SpanContext`]: opentelemetry::api::trace::span_context::SpanContext
+    /// [`span`]: tracing::Span
+    /// [`Registry`]: tracing_subscriber::Registry
     fn parent_span_context(
         &self,
         attrs: &Attributes<'_>,
@@ -431,8 +431,8 @@ where
 {
     /// Creates an [OpenTelemetry `Span`] for the corresponding [tracing `Span`].
     ///
-    /// [OpenTelemetry `Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
-    /// [tracing `Span`]: https://docs.rs/tracing/latest/tracing/struct.Span.html
+    /// [OpenTelemetry `Span`]: opentelemetry::api::trace::span::Span
+    /// [tracing `Span`]: tracing::Span
     fn new_span(&self, attrs: &Attributes<'_>, id: &span::Id, ctx: Context<'_, S>) {
         let span = ctx.span(id).expect("Span not found, this is a bug");
         let mut extensions = span.extensions_mut();
@@ -463,7 +463,7 @@ where
 
     /// Record OpenTelemetry [`attributes`] for the given values.
     ///
-    /// [`attributes`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/tracer/struct.SpanBuilder.html#structfield.attributes
+    /// [`attributes`]: opentelemetry::api::trace::tracer::SpanBuilder::attributes
     fn on_record(&self, id: &Id, values: &Record<'_>, ctx: Context<'_, S>) {
         let span = ctx.span(id).expect("Span not found, this is a bug");
         let mut extensions = span.extensions_mut();
@@ -501,9 +501,9 @@ where
     /// Note: an [`ERROR`]-level event will also set the OpenTelemetry span status code to
     /// [`Unknown`], signaling that an error has occurred.
     ///
-    /// [`Event`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/event/struct.Event.html
-    /// [`ERROR`]: https://docs.rs/tracing/latest/tracing/struct.Level.html#associatedconstant.ERROR
-    /// [`Unknown`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/enum.StatusCode.html#variant.Unknown
+    /// [`Event`]: opentelemetry::api::trace::event::Event
+    /// [`ERROR`]: tracing::Level::ERROR
+    /// [`Unknown`]: opentelemetry::api::trace::span::StatusCode::Unknown
     fn on_event(&self, event: &Event<'_>, ctx: Context<'_, S>) {
         // Ignore events that are not in the context of a span
         if let Some(span) = ctx.lookup_current() {
@@ -542,7 +542,7 @@ where
 
     /// Exports an OpenTelemetry [`Span`] on close.
     ///
-    /// [`Span`]: https://docs.rs/opentelemetry/latest/opentelemetry/api/trace/span/trait.Span.html
+    /// [`Span`]: opentelemetry::api::trace::span::Span
     fn on_close(&self, id: span::Id, ctx: Context<'_, S>) {
         let span = ctx.span(&id).expect("Span not found, this is a bug");
         let mut extensions = span.extensions_mut();