code cleanup

src/data_provider/settings.rs

@@ -1,10 +1,10 @@
 use rusqlite::Connection;
 
 pub fn get_setting(key: String, connection: &Connection) -> Option<String> {
-    let mut stmt = connection.prepare("SELECT value FROM settings WHERE id = ?1").unwrap();
-    let iter = stmt.query_map((key,), |row| {
-        row.get(0)
-    }).unwrap();
+    let mut stmt = connection
+        .prepare("SELECT value FROM settings WHERE id = ?1")
+        .unwrap();
+    let iter = stmt.query_map((key,), |row| row.get(0)).unwrap();
 
     for row in iter {
         if let Ok(value) = row {
@@ -19,7 +19,7 @@ pub fn set_setting(key: String, value: String, connection: &Connection) {
     let current = get_settings_list(connection);
     if current.contains(&key) {
         update_settings(key, value, connection);
-    }else {
+    } else {
         create_settings(key, value, connection);
     }
 }
@@ -56,13 +56,11 @@ where id = ?1",
         .unwrap_or_else(|e| {
             println!("{}", e);
             0
-        });}
+        });
+}
 
 fn get_settings_list(connection: &Connection) -> Vec<String> {
     let mut stmt = connection.prepare("SELECT id FROM settings").unwrap();
-    let iter = stmt.query_map((), |row| {
-        row.get(0)
-    }).unwrap();
-    iter.map(|row| { row.unwrap() }).collect()
+    let iter = stmt.query_map((), |row| row.get(0)).unwrap();
+    iter.map(|row| row.unwrap()).collect()
 }
-