chore: upgrade Rust toolchain to 1.89 and modernize code with let-chains

crates/access-control/Cargo.toml

@@ -7,6 +7,7 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [dependencies]
 tracing = "*"

crates/auth/Cargo.toml

@@ -7,6 +7,7 @@ authors.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [features]
 default = ["opaque_server", "opaque_client"]

crates/domain-handlers/Cargo.toml

@@ -6,6 +6,7 @@ authors.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [features]
 test = []

crates/domain-model/Cargo.toml

@@ -6,6 +6,7 @@ authors.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [features]
 test = []

crates/domain/Cargo.toml

@@ -9,6 +9,7 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [features]
 test = []

crates/frontend-options/Cargo.toml

@@ -7,6 +7,7 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [dependencies.serde]
 workspace = true

crates/graphql-server/Cargo.toml

@@ -7,6 +7,7 @@ authors.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [dependencies]
 anyhow = "*"
@@ -72,4 +73,4 @@ path = "../test-utils"
 
 [dev-dependencies.tokio]
 features = ["full"]
-version = "1.25"
+version = "1.25"

crates/ldap/Cargo.toml

@@ -7,6 +7,7 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [dependencies]
 anyhow = "*"
@@ -63,4 +64,4 @@ version = "1.25"
 
 [dev-dependencies.lldap_domain]
 path = "../domain"
-features = ["test"]
+features = ["test"]

crates/ldap/src/search.rs

@@ -291,12 +291,12 @@ pub fn make_ldap_subschema_entry(schema: PublicSchema) -> LdapOp {
 }
 
 pub(crate) fn is_root_dse_request(request: &LdapSearchRequest) -> bool {
-    if request.base.is_empty() && request.scope == LdapSearchScope::Base {
-        if let LdapFilter::Present(attribute) = &request.filter {
-            if attribute.eq_ignore_ascii_case("objectclass") {
-                return true;
-            }
-        }
+    if request.base.is_empty()
+        && request.scope == LdapSearchScope::Base
+        && let LdapFilter::Present(attribute) = &request.filter
+        && attribute.eq_ignore_ascii_case("objectclass")
+    {
+        return true;
     }
     false
 }

crates/opaque-handler/Cargo.toml

@@ -7,6 +7,7 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [features]
 test = []

crates/sql-backend-handler/Cargo.toml

@@ -7,6 +7,7 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [features]
 test = []

crates/test-utils/Cargo.toml

@@ -6,6 +6,7 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true
 
 [dependencies]
 async-trait = "0.1"

crates/validation/Cargo.toml

@@ -7,3 +7,4 @@ edition.workspace = true
 homepage.workspace = true
 license.workspace = true
 repository.workspace = true
+rust-version.workspace = true