Code style update

src/input.rs

@@ -30,13 +30,14 @@ pub fn convert_key(ev: &EventKey) -> Option<String> {
             return Some(keyval_to_input_string(cnvt, state));
         }
     }
+
     if let Some(ch) = gdk::keyval_to_unicode(keyval) {
-        return Some(if !state.is_empty() {
+        Some(if !state.is_empty() {
             keyval_to_input_string(&ch.to_string(), state)
         } else {
             ch.to_string()
-        });
+        })
+    } else {
+        None
     }
-
-    None
 }

src/ui.rs

@@ -220,8 +220,7 @@ fn draw(ui: &Ui, ctx: &cairo::Context) {
             }
             let fg = if let Some(ref fg) = cell.attrs.foreground {
                 fg
-            }
-            else {
+            } else {
                 &ui.fg_color
             };
             ctx.set_source_rgb(fg.0, fg.1, fg.2);
@@ -313,8 +312,7 @@ impl RedrawEvents for Ui {
     fn on_update_bg(&mut self, bg: i64) {
         if bg >= 0 {
             self.bg_color = split_color(bg as u64);
-        }
-        else {
+        } else {
             self.bg_color = COLOR_BLACK;
         }
     }
@@ -322,12 +320,10 @@ impl RedrawEvents for Ui {
     fn on_update_fg(&mut self, fg: i64) {
         if fg >= 0 {
             self.fg_color = split_color(fg as u64);
-        }
-        else {
+        } else {
             self.fg_color = COLOR_WHITE;
         }
     }
-
 }
 
 fn split_color(indexed_color: u64) -> Color {