Fix various broken rustdoc links.

contrib/lib/src/databases.rs

@@ -584,9 +584,10 @@ impl<T> From<r2d2::Error> for Error<T> {
 /// ```
 ///
 /// In this example, `ConnectionManager::new()` method returns a `foo::Error` on
-/// failure. For convenience, the [`DbError`] enum is used to consolidate this
-/// error type and the `r2d2::Error` type that can result from
-/// `r2d2::Pool::builder()` or `database::Config::from()`.
+/// failure. The [`Error`] enum consolidates this type, the `r2d2::Error` type
+/// that can result from `r2d2::Pool::builder()`, and the
+/// [`figment::Error`](rocket::figment::Error) type from
+/// `database::Config::from()`.
 ///
 /// In the event that a connection manager isn't fallible (as is the case with
 /// Diesel's r2d2 connection manager, for instance), the associated error type

contrib/lib/src/helmet/mod.rs

@@ -47,13 +47,13 @@
 //! [X-DNS-Prefetch-Control]: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-DNS-Prefetch-Control
 //! [clickjacking]: https://en.wikipedia.org/wiki/Clickjacking
 //!
-//! [`XssFilter`]: helmet::XssFilter
-//! [`NoSniff`]: helmet::NoSniff
-//! [`Frame`]: helmet::Frame
-//! [`Hsts`]: helmet::Hsts
-//! [`ExpectCt`]: helmet::ExpectCt
-//! [`Referrer`]: helmet::Referrer
-//! [`Prefetch`]: helmet::Prefetch
+//! [`XssFilter`]: self::XssFilter
+//! [`NoSniff`]: self::NoSniff
+//! [`Frame`]: self::Frame
+//! [`Hsts`]: self::Hsts
+//! [`ExpectCt`]: self::ExpectCt
+//! [`Referrer`]: self::Referrer
+//! [`Prefetch`]: self::Prefetch
 //!
 //! # Usage
 //!

core/lib/src/config/config.rs

@@ -173,7 +173,7 @@ impl Config {
     /// environment variable. If it is not set, it defaults to `debug` when
     /// compiled in debug mode and `release` when compiled in release mode.
     ///
-    /// [`rocket::ignite()`]: crate::rocket::ignite()
+    /// [`rocket::ignite()`]: crate::ignite()
     ///
     /// # Example
     ///

core/lib/src/config/mod.rs

@@ -36,7 +36,7 @@
 //! [`rocket::ignite()`]. The configured provider can be built on top of
 //! [`Config::figment()`], [`Config::default()`], both, or neither. The
 //! [Figment](@figment) documentation has full details on instantiating existing
-//! providers like [`Toml`]() and [`Json`] as well as creating custom providers for
+//! providers like [`Toml`]() and [`Env`] as well as creating custom providers for
 //! more complex cases.
 //!
 //! Configuration values can be overridden at runtime by merging figment's tuple
@@ -92,10 +92,10 @@
 //! }
 //! ```
 //!
-//! [`rocket::custom()`]: crate::rocket::custom()
-//! [`rocket::ignite()`]: crate::rocket::ignite()
+//! [`rocket::custom()`]: crate::custom()
+//! [`rocket::ignite()`]: crate::ignite()
 //! [`Toml`]: figment::providers::Toml
-//! [`Json`]: figment::providers::Json
+//! [`Env`]: figment::providers::Env
 
 mod secret_key;
 mod config;

core/lib/src/config/tls.rs

@@ -35,7 +35,7 @@ pub struct TlsConfig {
 impl TlsConfig {
     /// Constructs a `TlsConfig` from paths to a `certs` certificate-chain
     /// a `key` private-key. This method does no validation; it simply creates a
-    /// structure suitable for passing into a [`Config`].
+    /// structure suitable for passing into a [`Config`](crate::Config).
     ///
     /// # Example
     ///
@@ -55,7 +55,8 @@ impl TlsConfig {
 
     /// Constructs a `TlsConfig` from byte buffers to a `certs`
     /// certificate-chain a `key` private-key. This method does no validation;
-    /// it simply creates a structure suitable for passing into a [`Config`].
+    /// it simply creates a structure suitable for passing into a
+    /// [`Config`](crate::Config).
     ///
     /// # Example
     ///

core/lib/src/rocket.rs

@@ -458,7 +458,7 @@ impl Rocket {
 
     /// Creates a new `Rocket` application using the supplied configuration
     /// provider. This method is typically called through the
-    /// [`rocket::custom()`] alias.
+    /// [`rocket::custom()`](crate::custom()) alias.
     ///
     /// # Panics
     ///