Remove varibles for readers and create them inlign

src/main.rs

@@ -2,23 +2,26 @@
 // Released under AGPL-v3.0-or-later
 // This program generates a version name using a random alliterative animal and adjective from their respective files.
 
+use inflector::Inflector;
+use rand::seq::SliceRandom;
+use rand::thread_rng;
 use std::fs::File;
 use std::io::{self, BufRead};
-use inflector::Inflector;
-use rand::thread_rng;
-use rand::seq::SliceRandom;
 
 fn main() -> io::Result<()> {
     // Open the files
     let animal_file = File::open("animals.txt")?;
     let adj_file = File::open("adj.txt")?;
 
-    let animal_reader = io::BufReader::new(animal_file);
-    let adj_reader = io::BufReader::new(adj_file);
-
     // Read each line into a vector
-    let animal_lines: Vec<String> = animal_reader.lines().filter_map(|line| line.ok()).collect();
-    let adj_lines: Vec<String> = adj_reader.lines().filter_map(|line| line.ok()).collect();
+    let animal_lines: Vec<String> = io::BufReader::new(animal_file)
+        .lines()
+        .map_while(Result::ok)
+        .collect();
+    let adj_lines: Vec<String> = io::BufReader::new(adj_file)
+        .lines()
+        .map_while(Result::ok)
+        .collect();
 
     // Check if the animal file is empty
     if animal_lines.is_empty() {
@@ -34,7 +37,6 @@ fn main() -> io::Result<()> {
 
     let mut rng = thread_rng();
 
-
     loop {
         // Generate random lines
         let animal = animal_lines.choose(&mut rng).unwrap();
@@ -48,7 +50,9 @@ fn main() -> io::Result<()> {
             println!("Are you satisfied? (y/n)");
 
             let mut input = String::new();
-            io::stdin().read_line(&mut input).expect("Failed to read line");
+            io::stdin()
+                .read_line(&mut input)
+                .expect("Failed to read line");
 
             // Trim leading/trailing whitespaces
             let input = input.trim();
@@ -57,7 +61,6 @@ fn main() -> io::Result<()> {
                 break;
             } else if input.eq_ignore_ascii_case("n") {
                 println!("Generating new output...")
-            
             } else {
                 println!("Invalid input. Please enter 'y' or 'n'.");
                 continue;