use default trait

src/config.rs

@@ -1,6 +1,7 @@
 use serde::Deserialize;
+use std::fs;
 
-#[derive(Deserialize, Clone)]
+#[derive(Deserialize, Clone, Default)]
 pub struct Config {
     pub scheme: Option<String>,
     pub port: Option<u16>,
@@ -9,7 +10,7 @@ pub struct Config {
 }
 
 pub fn get_config(file_path: &str) -> Config {
-    match std::fs::read_to_string(file_path) {
+    match fs::read_to_string(file_path) {
         Ok(file) => match toml::from_str(&file) {
             Ok(stored_config) => stored_config,
             Err(file_error) => {
@@ -19,12 +20,7 @@ pub fn get_config(file_path: &str) -> Config {
         Err(_) =>
         // No config file
         {
-            Config {
-                scheme: None,
-                port: None,
-                mail: None,
-                lang: None,
-            }
+            Config::default()
         }
     }
 }