Formatting improvements from cargo fmt

1 files changed, 29 insertions, 23 deletions

diff --git a/src/main.rs b/src/main.rs
index c78441e..c8a1e01 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,17 +4,19 @@ extern crate rand;
 use getopts::Options;
 use rand::{thread_rng, Rng};
 use std::env;
-use std::vec::Vec;
 use std::fs::File;
 use std::io::{self, BufRead, BufReader};
 use std::path::Path;
+use std::vec::Vec;
 
 fn lines_from_file<P>(filename: &P) -> Result<Vec<String>, io::Error>
-    where P: AsRef<Path>
+where
+    P: AsRef<Path>,
 {
     let file = try!(File::open(filename));
     let buf = BufReader::new(file);
-    Ok(buf.lines()
+    Ok(buf
+        .lines()
         .map(|l| l.expect("Could not parse line"))
         .collect())
 }
@@ -40,11 +42,13 @@ fn random_words_from_dictionary(dictionary: &Vec<String>, words: &usize) -> Vec<
 
 #[test]
 fn test_random_words_from_dictionary() {
-    let test_dict = vec!["This".to_string(),
-                         "is".to_string(),
-                         "a".to_string(),
-                         "test".to_string(),
-                         "vector".to_string()];
+    let test_dict = vec![
+        "This".to_string(),
+        "is".to_string(),
+        "a".to_string(),
+        "test".to_string(),
+        "vector".to_string(),
+    ];
     let num_words = 3;
 
     let new_vec = random_words_from_dictionary(&test_dict, &num_words);
@@ -56,10 +60,12 @@ fn main() {
     let program = args[0].clone();
 
     let mut opts = Options::new();
-    opts.optopt("w",
-                "",
-                "number of words to use in passphrase, default is 4",
-                "WORDS");
+    opts.optopt(
+        "w",
+        "",
+        "number of words to use in passphrase, default is 4",
+        "WORDS",
+    );
 
     let matches = match opts.parse(&args[1..]) {
         Ok(m) => m,
@@ -77,15 +83,13 @@ fn main() {
 
     let num_words;
     match words_opt {
-        Some(x) => {
-            match x.parse::<usize>() {
-                Ok(n) => num_words = n,
-                Err(_e) => {
-                    println!("Please enter an integer for the -w flag");
-                    return;
-                }
+        Some(x) => match x.parse::<usize>() {
+            Ok(n) => num_words = n,
+            Err(_e) => {
+                println!("Please enter an integer for the -w flag");
+                return;
             }
-        }
+        },
         None => num_words = 4,
     }
 
@@ -94,9 +98,11 @@ fn main() {
     match lines_from_file(&input) {
         Ok(n) => lines = n,
         Err(_e) => {
-            println!("Cannot read file {}. Please ensure it exists and you have permission to \
-                      read it.",
-                     input);
+            println!(
+                "Cannot read file {}. Please ensure it exists and you have permission to \
+                 read it.",
+                input
+            );
             return;
         }
     }