From d1417e0b0c214ba6908e77f4df8abe4367525be6 Mon Sep 17 00:00:00 2001
From: Bert Peters <bert@bertptrs.nl>
Date: Sat, 7 May 2022 17:43:45 +0200
Subject: [PATCH] Tag module docs with their required features

---
 CHANGELOG.md | 7 ++++++-
 Cargo.toml   | 2 ++
 src/lib.rs   | 7 ++++++-
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index eb36c6a..a43744c 100644
--- a/CHANGELOG.md
+++ b/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
diff --git a/Cargo.toml b/Cargo.toml
index f8c419a..02ffe44 100644
--- a/Cargo.toml
+++ b/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"
diff --git a/src/lib.rs b/src/lib.rs
index 2c15a7b..0b6f425 100644
--- a/src/lib.rs
+++ b/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;