chore: Use new stabilized let-chains feature

Signed-off-by: Awiteb <a@4rs.nl>

src/cli/config.rs

@@ -89,11 +89,12 @@ impl CliConfig {
     pub fn load(file_path: PathBuf) -> N34Result<Self> {
         tracing::info!(path = %file_path.display(), "Loading configuration from file");
         // Make sure the file is exist
-        if let Some(parent) = file_path.parent() {
-            if !parent.exists() {
-                fs::create_dir_all(parent)?;
-            }
+        if let Some(parent) = file_path.parent()
+            && !parent.exists()
+        {
+            fs::create_dir_all(parent)?;
         }
+
         let _ = fs::File::create_new(&file_path);
 
         let mut config: Self =

src/cli/mod.rs

@@ -82,10 +82,10 @@ impl Cli {
 pub fn post_cli(mut cli: Cli) -> N34Result<Cli> {
     cli.options.pow = cli.options.pow.or(cli.options.config.pow);
 
-    if cli.options.relays.is_empty() {
-        if let Some(relays) = &cli.options.config.fallback_relays {
-            cli.options.relays = relays.iter().cloned().map(RelayOrSet::Relay).collect();
-        }
+    if cli.options.relays.is_empty()
+        && let Some(relays) = &cli.options.config.fallback_relays
+    {
+        cli.options.relays = relays.iter().cloned().map(RelayOrSet::Relay).collect();
     }
 
     Ok(cli)

src/nostr_utils/mod.rs

@@ -314,16 +314,16 @@ impl NostrClient {
             .map(|status| N34Result::Ok((PatchStatus::try_from(status.kind)?, status.tags)))
             .unwrap_or_else(|| Ok((PatchStatus::Open, Tags::new())))?;
 
-        if let Some(revision_id) = root_revision {
-            if root_status.is_merged_or_applied()
-                && !event_tags
-                    .filter(TagKind::e())
-                    .any(|t| t.is_reply() && t.content().is_some_and(|c| c == revision_id.to_hex()))
-            {
-                return Ok(PatchStatus::Closed);
-            }
+        if let Some(revision_id) = root_revision
+            && root_status.is_merged_or_applied()
+            && !event_tags
+                .filter(TagKind::e())
+                .any(|t| t.is_reply() && t.content().is_some_and(|c| c == revision_id.to_hex()))
+        {
+            return Ok(PatchStatus::Closed);
         }
 
+
         Ok(root_status)
     }
 
@@ -368,10 +368,10 @@ impl NostrClient {
             {
                 self.add_relay_hint(relay_hint.cloned()).await;
                 let root_event = self.fetch_event(Filter::new().id(*id)).await?;
-                if let Some(ref root_event) = root_event {
-                    if !matches!(root_event.kind, Kind::GitIssue | Kind::GitPatch) {
-                        return Err(N34Error::CanNotReplyToEvent);
-                    }
+                if let Some(ref root_event) = root_event
+                    && !matches!(root_event.kind, Kind::GitIssue | Kind::GitPatch)
+                {
+                    return Err(N34Error::CanNotReplyToEvent);
                 }
                 return Ok(root_event);
             } else if let Some(nip22::CommentTarget::Event { id, relay_hint, .. }) =

src/nostr_utils/utils.rs

@@ -207,10 +207,10 @@ pub fn read_editor(file_pre_content: Option<&str>, file_suffix: &str) -> N34Resu
         .wait()?;
     crate::EDITOR_OPEN.store(false, Ordering::Relaxed);
 
-    if !exit_status.success() {
-        if let Some(code) = exit_status.code() {
-            return Err(N34Error::EditorErr(editor, code));
-        }
+    if !exit_status.success()
+        && let Some(code) = exit_status.code()
+    {
+        return Err(N34Error::EditorErr(editor, code));
     }
 
     let content = fs::read_to_string(&temp_path)