Fix after using clippy

src/main.rs

@@ -24,7 +24,7 @@ struct Args {
 }
 
 impl Args {
-    fn new(matches: ArgMatches) -> Args {
+    fn new(matches: &ArgMatches) -> Args {
         let i = matches.value_of("source").unwrap();
         let o = matches.value_of("dest").unwrap();
 
@@ -60,11 +60,7 @@ impl Args {
     }
 
     fn check_not_same(&self) -> bool {
-        if self.input == self.output {
-            false
-        } else {
-            true
-        }
+        self.input != self.output
     }
 
     fn check_not_parent(&self) -> bool {
@@ -129,21 +125,19 @@ fn main() {
         .get_matches();
 
     t.fg(term::color::GREEN).unwrap();
-    let args = Args::new(matches);
+    let args = Args::new(&matches);
 
     println!("Value for input: {}", args.input);
     println!("Value for output: {}", args.output);
     println!("Verbosity Level: {}", args.vlevel);
 
-    if args.dryrun == true {
+    if args.dryrun {
         println!("dry-run enabled");
-    } else {
-        if args.vlevel >= 2 {
+    } else if args.vlevel >= 2 {
         t.fg(term::color::RED).unwrap();
         println!("dry-run not enabled");
         t.reset().unwrap();
     }
-    }
 
     // Check input & output
     // 1 - Existence
@@ -180,7 +174,7 @@ fn main() {
                                      &format!("[{}] - {}",
                                               i,
                                               entry.path().display()));
-                i = i+1;
+                i += 1;
             }
         }
     }