♻️ refactor: flatten out indentation

crates/ptth_server/src/file_server/internal.rs

@@ -119,6 +119,8 @@ async fn serve_file (
 )
 -> Result <Response, FileServerError>
 {
+	use range::Parsed::*;
+	
 	let file_md = file.metadata ().await.map_err (FileServerError::CantGetFileMetadata)?;
 	
 	#[cfg (unix)]
@@ -134,9 +136,11 @@ async fn serve_file (
 	
 	let range_header = headers.get ("range").and_then (|v| std::str::from_utf8 (v).ok ());
 	
-	Ok (match range::check (range_header, file_len) {
-		range::Parsed::NotSatisfiable (file_len) => Response::RangeNotSatisfiable (file_len),
-		range::Parsed::Valid (range) => {
+	let range = match range::check (range_header, file_len) {
+		NotSatisfiable (file_len) => return Ok (Response::RangeNotSatisfiable (file_len)),
+		Valid (range) => range,
+	};
+	
 	if uri.query () == Some ("as_markdown") {
 		const MAX_BUF_SIZE: u32 = 1_000_000;
 		
@@ -145,30 +149,27 @@ async fn serve_file (
 		}
 		
 		if file_len > MAX_BUF_SIZE.into () {
-					Response::MarkdownErr (markdown::Error::TooBig)
+			return Ok (Response::MarkdownErr (markdown::Error::TooBig));
 		}
 		else {
 			let mut buffer = vec! [0_u8; MAX_BUF_SIZE.try_into ().expect ("Couldn't fit u32 into usize")];
 			let bytes_read = file.read (&mut buffer).await?;
 			buffer.truncate (bytes_read);
 			
-					match render_styled (&buffer) {
+			return Ok (match render_styled (&buffer) {
 				Ok (x) => Response::MarkdownPreview (x),
 				Err (x) => Response::MarkdownErr (x),
+			});
 		}
 	}
-			}
-			else {
+	
 	let file = file.into ();
 	
-				Response::ServeFile (ServeFileParams {
+	Ok (Response::ServeFile (ServeFileParams {
 		file, 
 		send_body, 
 		range,
-				})
-			}
-		},
-	})
+	}))
 }
 
 async fn serve_api (