diff --git a/src/main.rs b/src/main.rs
index 7d95f5d..f30ec13 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,18 +1,18 @@
+use clap::{App, Arg};
 use std::fs;
 use std::path::Path;
-use clap::{Arg, App}; 
 
 /// Indicator of where the message should be in fumofile
 const MESSAGE_INDICATOR: &str = "!message";
 /// Fumofile name of the default fumo
-const FUMO_DEFAULT: &str = "cirno.fumo"; 
+const FUMO_DEFAULT: &str = "cirno.fumo";
 /// Default directory where fumofiles are placed
 const DEFAULT_FUMOFILES_DIR: &str = "/usr/local/share/fumosay/fumofiles/";
 
 /// Returns a resulting string with `MESSAGE_INDICATOR` replaced with given
 /// `message`. If `MESSAGE_INDICATOR` is not present in fumofile - the
-/// `message` will be added on the new line at the end of the fumofile. 
-fn process_message(fumofile_contents:  &mut String, message: &str) -> String {
+/// `message` will be added on the new line at the end of the fumofile.
+fn process_message(fumofile_contents: &mut String, message: &str) -> String {
     if fumofile_contents.contains(MESSAGE_INDICATOR) {
         return fumofile_contents.replace(MESSAGE_INDICATOR, message);
     }
@@ -27,46 +27,48 @@ fn main() {
         .about("cowsay, but with soft friends")
         .arg(
             Arg::with_name("fumo")
-            .short("f")
-            .long("fumo")
-            .value_name("fumofile")
-            .help("Choose another fumofumo to print")
-            .takes_value(true)
-            .required(false)
-            .default_value(FUMO_DEFAULT)
+                .short("f")
+                .long("fumo")
+                .value_name("fumofile")
+                .help("Choose another fumofumo to print")
+                .takes_value(true)
+                .required(false)
+                .default_value(FUMO_DEFAULT),
         )
         .arg(
             Arg::with_name("fumofiles_directory")
-            .short("d")
-            .long("fumofiles_directory")
-            .value_name("fumofiles_directory_path")
-            .help("Look for fumofiles in given directory")
-            .takes_value(true)
-            .required(false)
-            .default_value(DEFAULT_FUMOFILES_DIR)
+                .short("d")
+                .long("fumofiles_directory")
+                .value_name("fumofiles_directory_path")
+                .help("Look for fumofiles in given directory")
+                .takes_value(true)
+                .required(false)
+                .default_value(DEFAULT_FUMOFILES_DIR),
         )
         .arg(
             Arg::with_name("list_fumos")
-            .short("l")
-            .long("list_fumos")
-            .help("Lists all fumofiles in the default directory instead")
-            .takes_value(false)
-            .required(false)
+                .short("l")
+                .long("list_fumos")
+                .help("Lists all fumofiles in the default directory instead")
+                .takes_value(false)
+                .required(false),
         )
         .arg(
             Arg::with_name("message")
-            .short("m")
-            .long("message")
-            .help("Message to print")
-            .takes_value(true)
-            .index(1)
-            .multiple(true)
-        ).get_matches();
+                .short("m")
+                .long("message")
+                .help("Message to print")
+                .takes_value(true)
+                .index(1)
+                .multiple(true),
+        )
+        .get_matches();
 
     // check for list_fumos flag.
     if matches.is_present("list_fumos") {
         // list fumofiles and exit
-        let fumofiles = fs::read_dir(DEFAULT_FUMOFILES_DIR).expect("Could not read default fumofiles directory");
+        let fumofiles = fs::read_dir(DEFAULT_FUMOFILES_DIR)
+            .expect("Could not read default fumofiles directory");
         for entry in fumofiles {
             let file = entry.unwrap();
             let filename = file.file_name();
@@ -76,17 +78,18 @@ fn main() {
     }
 
     // process fumofiles directory
-    
+
     // directory with all fumofiles
     let new_fumofiles_dir = matches.value_of("fumofiles_directory").unwrap();
     // name of the fumofile to work with
     let fumofile_name = matches.value_of("fumo").unwrap();
     // the whole path to the selected fumo
     let fumofile_path = Path::new(&new_fumofiles_dir).join(fumofile_name);
-    
+
     // read fumofile
-    let mut fumofile_contents: String = fs::read_to_string(fumofile_path).expect("Could not find a fumofile!");
-    
+    let mut fumofile_contents: String =
+        fs::read_to_string(fumofile_path).expect("Could not find a fumofile!");
+
     // process the message
     let message_values = matches.values_of("message").expect("No message provided");
     let message_vec: Vec<&str> = message_values.collect();
@@ -94,8 +97,6 @@ fn main() {
 
     // parse the file, insert fiven message and get the resulting string
     let fumosay: String = process_message(&mut fumofile_contents, joined_message.as_str());
-    
+
     println!("{}", fumosay);
 }
-
-