docs: add construction links for builder types

Author: kezhuw

Makefile

@@ -1,4 +1,4 @@
-check: check_fmt lint
+check: check_fmt lint doc
 
 verify: check build test
 
@@ -16,3 +16,6 @@ build:
 
 test:
 	cargo test --all-features
+
+doc:
+	cargo doc --all-features

src/client/mod.rs

@@ -1536,7 +1536,9 @@ impl Drop for OwnedLockClient {
 #[derive(Copy, Clone, Debug, PartialEq, PartialOrd)]
 pub(crate) struct Version(u32, u32, u32);
 
-/// A builder for [Client].
+/// A builder for [Client] with more options than [Client::connect].
+///
+/// Uses [Client::connector] to construct one.
 #[derive(Clone, Debug)]
 pub struct Connector {
     #[cfg(feature = "tls")]
@@ -1553,7 +1555,6 @@ pub struct Connector {
     connection_timeout: Duration,
 }
 
-/// Builder for [Client] with more options than [Client::connect].
 impl Connector {
     fn new() -> Self {
         Self {

src/sasl/digest_md5.rs

@@ -7,6 +7,8 @@ use rsasl::property::{AuthId, Password, Realm};
 use super::{Result, SaslInitiator, SaslInnerOptions, SaslOptions, SaslSession};
 
 /// DIGEST-MD5 SASL options.
+///
+/// Uses [SaslOptions::digest_md5] to construct one.
 #[derive(Clone, Debug)]
 pub struct DigestMd5SaslOptions {
     realm: Option<Cow<'static, str>>,

src/sasl/gssapi.rs

@@ -14,6 +14,8 @@ impl From<GssapiSaslOptions> for SaslOptions {
 }
 
 /// GSSAPI SASL options.
+///
+/// Uses [SaslOptions::gssapi] to construct one.
 #[derive(Clone, Debug)]
 pub struct GssapiSaslOptions {
     username: Cow<'static, str>,