Tag module docs with their required features

CHANGELOG.md

@@ -6,10 +6,15 @@ adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
-### Fixed
+### Added
 
 - Build [docs.rs] documentation with all features enabled for completeness.
 
+### Fixed
+
+- The `parkinglot` module is now correctly enabled by the `parkinglot` feature rather than the
+  `lockapi` feature.
+
 ## [0.2.0]
 
 ### Added

Cargo.toml

@@ -14,6 +14,8 @@ repository = "https://github.com/bertptrs/tracing-mutex"
 [package.metadata.docs.rs]
 # Build docs for all features so the documentation is more complete
 all-features = true
+# Set custom cfg so we can enable docs.rs magic
+rustdoc-args = ["--cfg", "docsrs"]
 
 [dependencies]
 lazy_static = "1"

src/lib.rs

@@ -45,6 +45,7 @@
 //! enabled, and to the underlying mutex when they're not.
 //!
 //! [paper]: https://whileydave.com/publications/pk07_jea/
+#![cfg_attr(docsrs, feature(doc_cfg))]
 use std::cell::RefCell;
 use std::cell::UnsafeCell;
 use std::fmt;
@@ -61,16 +62,20 @@ use std::sync::PoisonError;
 
 use lazy_static::lazy_static;
 #[cfg(feature = "lockapi")]
+#[cfg_attr(docsrs, doc(cfg(feature = "lockapi")))]
 pub use lock_api;
 #[cfg(feature = "parkinglot")]
+#[cfg_attr(docsrs, doc(cfg(feature = "parkinglot")))]
 pub use parking_lot;
 
 use crate::graph::DiGraph;
 
 mod graph;
 #[cfg(feature = "lockapi")]
+#[cfg_attr(docsrs, doc(cfg(feature = "lockapi")))]
 pub mod lockapi;
-#[cfg(feature = "lockapi")]
+#[cfg(feature = "parkinglot")]
+#[cfg_attr(docsrs, doc(cfg(feature = "parkinglot")))]
 pub mod parkinglot;
 pub mod stdsync;