fix(clippy): removed code smells

Author: bbortt

.github/workflows/build.yml

@@ -39,7 +39,7 @@ jobs:
         uses: actions-rs/cargo@v1
         with:
           command: clippy
-      #    args: -- -D warnings
+          args: -- -D warnings
       - name: Unit and Integration Tests
         uses: actions-rs/cargo@v1
         env:

src/config.rs

@@ -27,7 +27,7 @@ pub(crate) fn read_config(config_path: PathBuf) -> Config {
 
     let mut config_data: String = String::new();
     let mut config_file: File = File::open(config_path)
-        .expect(format!("Failed to read configuration file: '{path_string}'").as_str());
+        .unwrap_or_else(|_| panic!("Failed to read configuration file: '{path_string}'"));
     config_file
         .read_to_string(&mut config_data)
         .expect("Failed to read configuration file");

src/vault.rs

@@ -10,7 +10,7 @@ use vaultrs::kv2;
 
 use crate::config::{Config, VaultConfig};
 
-const VAULT_TOKEN: &'static str = "VAULT_TOKEN";
+const VAULT_TOKEN: &str = "VAULT_TOKEN";
 
 #[derive(Debug, Deserialize, Serialize)]
 pub(crate) struct VaultStructure {
@@ -67,7 +67,7 @@ impl Vault {
         self.rt.block_on(kv2::read(
             &self.vault_client,
             "secret",
-            &*self.vault_config.path,
+            &self.vault_config.path,
         ))
     }
 
@@ -78,7 +78,7 @@ impl Vault {
         self.rt.block_on(kv2::set(
             &self.vault_client,
             "secret",
-            &*self.vault_config.path,
+            &self.vault_config.path,
             &vault_structure,
         ))
     }

src/workflow.rs

@@ -18,7 +18,7 @@ pub(crate) fn rotate_secrets_using_switch_method(
     let vault_path = config.vault.clone().path;
     let mut secret: VaultStructure = vault
         .read_secret()
-        .expect(format!("Failed to read path '{vault_path}' - did you init Vault?").as_str());
+        .unwrap_or_else(|_| panic!("Failed to read path '{vault_path}' - did you init Vault?"));
 
     if secret.postgresql_active_user != secret.postgresql_user_1
         && secret.postgresql_active_user != secret.postgresql_user_2
@@ -52,11 +52,19 @@ pub(crate) fn rotate_secrets_using_switch_method(
 
 fn switch_active_user(secret: &mut VaultStructure) {
     if secret.postgresql_active_user == secret.postgresql_user_1 {
-        secret.postgresql_active_user = secret.postgresql_user_2.clone();
-        secret.postgresql_active_user_password = secret.postgresql_user_2_password.clone()
+        secret
+            .postgresql_active_user
+            .clone_from(&secret.postgresql_user_2);
+        secret
+            .postgresql_active_user_password
+            .clone_from(&secret.postgresql_user_2_password);
     } else {
-        secret.postgresql_active_user = secret.postgresql_user_1.clone();
-        secret.postgresql_active_user_password = secret.postgresql_user_1_password.clone()
+        secret
+            .postgresql_active_user
+            .clone_from(&secret.postgresql_user_1);
+        secret
+            .postgresql_active_user_password
+            .clone_from(&secret.postgresql_user_1_password);
     }
 
     trace!("Switched active and passive user in Vault secret (locally)")
@@ -70,19 +78,19 @@ fn update_passive_user_postgres_password(
     let (passive_user, passive_user_password) =
         if secret.postgresql_active_user == secret.postgresql_user_1 {
             let original_password = secret.postgresql_user_2_password.clone();
-            secret.postgresql_user_2_password = new_password.clone();
+            secret.postgresql_user_2_password.clone_from(&new_password);
             (secret.postgresql_user_2.clone(), original_password)
         } else {
             let original_password = secret.postgresql_user_1_password.clone();
-            secret.postgresql_user_1_password = new_password.clone();
+            secret.postgresql_user_1_password.clone_from(&new_password);
             (secret.postgresql_user_1.clone(), original_password)
         };
 
     let mut conn = db.connect_for_user(passive_user.clone(), passive_user_password);
     let query = format!("ALTER ROLE {passive_user} WITH PASSWORD '{new_password}'");
 
     conn.execute(query.as_str(), &[])
-        .expect(format!("Failed to update password of '{passive_user}'").as_str());
+        .unwrap_or_else(|_| panic!("Failed to update password of '{passive_user}'"));
 
     debug!("Successfully rotated PostgreSQL password of passive user");
 }