reorder Backend methods

src/backend/pacman.rs

@@ -9,14 +9,6 @@ use crate::Package;
 pub struct Pacman;
 
 impl Backend for Pacman {
-    fn get_all_installed_packages() -> HashSet<Package> {
-        convert_to_pacdef_packages(get_all_installed_packages_from_alpm())
-    }
-
-    fn get_explicitly_installed_packages() -> HashSet<Package> {
-        convert_to_pacdef_packages(get_explicitly_installed_packages_from_alpm())
-    }
-
     fn get_binary() -> Binary {
         "paru"
     }
@@ -28,6 +20,14 @@ impl Backend for Pacman {
     fn get_switches_remove() -> Switches {
         &["-Rsn"]
     }
+
+    fn get_all_installed_packages() -> HashSet<Package> {
+        convert_to_pacdef_packages(get_all_installed_packages_from_alpm())
+    }
+
+    fn get_explicitly_installed_packages() -> HashSet<Package> {
+        convert_to_pacdef_packages(get_explicitly_installed_packages_from_alpm())
+    }
 }
 
 fn get_all_installed_packages_from_alpm() -> HashSet<String> {

src/backend/rust.rs

@@ -6,16 +6,6 @@ use crate::Package;
 pub struct Rust;
 
 impl Backend for Rust {
-    fn get_all_installed_packages() -> HashSet<Package> {
-        extract_packages_names(&run_cargo_install_list())
-            .map(Package::from)
-            .collect()
-    }
-
-    fn get_explicitly_installed_packages() -> HashSet<Package> {
-        Self::get_all_installed_packages()
-    }
-
     fn get_binary() -> Binary {
         "cargo"
     }
@@ -27,6 +17,16 @@ impl Backend for Rust {
     fn get_switches_remove() -> Switches {
         &["uninstall"]
     }
+
+    fn get_all_installed_packages() -> HashSet<Package> {
+        extract_packages_names(&run_cargo_install_list())
+            .map(Package::from)
+            .collect()
+    }
+
+    fn get_explicitly_installed_packages() -> HashSet<Package> {
+        Self::get_all_installed_packages()
+    }
 }
 
 fn run_cargo_install_list() -> String {