Create config path if it doesn't exist; don't panic

src/config.rs

@@ -13,7 +13,18 @@ pub fn load(config_path: PathBuf) -> Config {
 }
 
 pub fn save(config_path: PathBuf, config: Config) {
-    fs::write(config_path, serde_json::to_string_pretty(&config).unwrap()).unwrap();
+    match fs::write(config_path.clone(), serde_json::to_string_pretty(&config).unwrap()) {
+        Ok(_) => (),
+        Err(e) => {
+            match e.kind() {
+                std::io::ErrorKind::NotFound => {
+                    fs::create_dir_all(config_path.parent().unwrap()).unwrap();
+                    return save(config_path, config);
+                }
+                _ => println!("Could not save config file, got:\n{}\n", e),
+            }
+        }
+    }
 }
 
 pub fn save_value(config_path: PathBuf, key: &str, value: bool) {