Rust-analyzer suggested `match` and it was nice

src/main.rs

@@ -34,10 +34,9 @@ fn main() {
     let config = dbg!(config::Config::get());
     let client = dbg!(get_mastodon_connection());
     let top = dbg!(config.last_favorite.to_string());
-    let storage: Box<dyn Storage> = if let Some(joplin) = &config.joplin {
-        Box::new(Joplin::new_from_config(&joplin))
-    } else {
-        Box::new(Filesystem::new())
+    let storage: Box<dyn Storage> = match &config.joplin {
+        Some(joplin) => Box::new(Joplin::new_from_config(&joplin)),
+        None => Box::new(Filesystem::new()),
     };
 
     let most_recent_favourite = client
@@ -51,7 +50,7 @@ fn main() {
             record
         })
         .fold(None, {
-            |first, current| {
+            |first, current| -> Option<String> {
                 if first.is_some() {
                     first
                 } else {
@@ -66,9 +65,9 @@ fn main() {
 /// Get a connection with Mastodon; if there is no set up with any account yet,
 /// requests one.
 fn get_mastodon_connection() -> Mastodon {
-    if let Ok(data) = elefren_toml::from_file("mastodon.toml") {
-        Mastodon::from(data)
-    } else {
+    match elefren_toml::from_file("mastodon.toml") {
+        Ok(data) => Mastodon::from(data),
+        Err(_) => {
             println!("Your server URL: ");
             let mut server = String::new();
             io::stdin()
@@ -83,4 +82,5 @@ fn get_mastodon_connection() -> Mastodon {
             elefren_toml::to_file(&*mastodon, "mastodon.toml").unwrap();
             mastodon
         }
+    }
 }

src/storage/joplin.rs

@@ -73,33 +73,37 @@ impl Storage for Joplin {
 }
 
 impl Joplin {
-    pub fn new_from_config(config: &JoplinConfig) -> Joplin {
-        if let Some(folder_id) = Joplin::find_folder(config) {
-            Joplin {
+    pub(crate) fn new_from_config(config: &JoplinConfig) -> Joplin {
+        match Joplin::find_folder(config) {
+            Some(folder_id) => Joplin {
                 port: config.port,
                 token: config.token.to_string(),
-                folder_id: folder_id,
+                folder_id,
                 client: reqwest::Client::new(),
-            }
-        } else {
+            },
+            None => {
                 println!("The notebook {} does not exist", &config.folder);
                 panic!("The specified notebook does not exist");
             }
         }
+    }
 
     fn find_folder(config: &JoplinConfig) -> Option<String> {
-        if let Ok(folders) = dbg!(Joplin::get_folder_list(config)) {
+        match dbg!(Joplin::get_folder_list(config)) {
+            Ok(folders) => {
                 for folder in folders {
                     if folder.title == *config.folder {
                         return Some(folder.id);
                     }
                 }
                 None
-        } else {
+            }
+            Err(_) => {
                 println!("Failed to retrieve the notebook list");
                 panic!("Failed to retrieve Joplin notebook list");
             }
         }
+    }
 
     fn get_folder_list(config: &JoplinConfig) -> Result<Vec<Folder>, Error> {
         let mut page = 1;