clear up iterator useHEADmaster

1 files changed, 3 insertions, 5 deletions

diff --git a/src/ui.rs b/src/ui.rs
index 7aa693a..bcc258c 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -190,8 +190,7 @@ impl UI {
         match message.command.as_str() {
             "PRIVMSG" => {
                 let prefix = message.prefix.clone().unwrap_or(String::new());
-                let mut iter = prefix.split("!");
-                let nick = iter.next().unwrap_or("");
+                let nick = prefix.split("!").next().unwrap_or(&"");
                 if let (Some(target), Some(content)) = (message.params.get(0), message.params.get(1)) {
                     self.put_str(&format!("{}:<{}> {}\n", target, nick, content));
                 }
@@ -218,9 +217,8 @@ impl UI {
     }
 
     fn print_params_2(&mut self, params: &[String]) {
-        let mut iter = params.iter().skip(1);
-        while let Some(output_x) = iter.next() {
-            self.put_str(&format!("{} ", output_x));
+        for param in params.iter().skip(1) {
+            self.put_str(&format!("{} ", param));
         }
         self.put_str("\n");
     }