Restore 'doc(cfg)' labels for config items.

core/lib/src/config/mod.rs

@@ -121,23 +121,20 @@ mod tls;
 #[cfg(feature = "secrets")]
 mod secret_key;
 
-#[doc(hidden)] pub use config::pretty_print_error;
-
+#[doc(hidden)]
+pub use config::pretty_print_error;
 pub use config::Config;
 pub use crate::log::LogLevel;
 pub use shutdown::Shutdown;
 pub use ident::Ident;
 
 #[cfg(feature = "tls")]
-#[cfg_attr(nightly, doc(cfg(feature = "tls")))]
 pub use tls::{TlsConfig, CipherSuite};
 
 #[cfg(feature = "secrets")]
-#[cfg_attr(nightly, doc(cfg(feature = "secrets")))]
 pub use secret_key::SecretKey;
 
 #[cfg(unix)]
-#[cfg_attr(nightly, doc(cfg(unix)))]
 pub use shutdown::Sig;
 
 #[cfg(test)]

core/lib/src/config/secret_key.rs

@@ -69,6 +69,7 @@ enum Kind {
 /// [private cookies]: https://rocket.rs/v0.5-rc/guide/requests/#private-cookies
 /// [configuration guide]: https://rocket.rs/v0.5-rc/guide/configuration/#secret-key
 #[derive(Clone)]
+#[cfg_attr(nightly, doc(cfg(feature = "secrets")))]
 pub struct SecretKey {
     pub(crate) key: Key,
     provided: bool,

core/lib/src/config/shutdown.rs

@@ -18,6 +18,7 @@ use serde::{Deserialize, Serialize};
 /// [`Sig::Chld`], and so on.
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]
 #[serde(rename_all = "lowercase")]
+#[cfg_attr(nightly, doc(cfg(unix)))]
 pub enum Sig {
     /// The `SIGALRM` Unix signal.
     Alrm,

core/lib/src/config/tls.rs

@@ -57,6 +57,7 @@ use indexmap::IndexSet;
 /// assert!(tls_config.prefer_server_cipher_order());
 /// ```
 #[derive(PartialEq, Debug, Clone, Deserialize, Serialize)]
+#[cfg_attr(nightly, doc(cfg(feature = "tls")))]
 #[serde(deny_unknown_fields)]
 pub struct TlsConfig {
     /// Path or raw bytes for the DER-encoded X.509 TLS certificate chain.
@@ -75,6 +76,7 @@ pub struct TlsConfig {
 /// A supported TLS cipher suite.
 #[allow(non_camel_case_types)]
 #[derive(PartialEq, Eq, Debug, Copy, Clone, Hash, Deserialize, Serialize)]
+#[cfg_attr(nightly, doc(cfg(feature = "tls")))]
 #[non_exhaustive]
 pub enum CipherSuite {
     /// The TLS 1.3 `TLS_CHACHA20_POLY1305_SHA256` cipher suite.