use implicit iter loops

src/multi.rs

@@ -251,7 +251,7 @@ impl MultiState {
 
         // Reap all consecutive 'zombie' progress bars from head of the list.
         let mut adjust = 0;
-        for &index in self.ordering.iter() {
+        for &index in &self.ordering {
             let member = &self.members[index];
             if !member.is_zombie {
                 break;
@@ -299,7 +299,7 @@ impl MultiState {
         // Add lines from `ProgressBar::println` call.
         draw_state.lines.append(&mut self.orphan_lines);
 
-        for index in self.ordering.iter() {
+        for index in &self.ordering {
             let member = &self.members[*index];
             if let Some(state) = &member.draw_state {
                 draw_state.lines.extend_from_slice(&state.lines[..]);
@@ -309,7 +309,7 @@ impl MultiState {
         drop(draw_state);
         let drawable = drawable.draw();
 
-        for index in reap_indices.into_iter() {
+        for index in reap_indices {
             self.remove_idx(index);
         }
 

src/state.rs

@@ -77,7 +77,7 @@ impl BarState {
             self.state.pos.reset(now);
             self.state.status = Status::InProgress;
 
-            for (_, tracker) in self.style.format_map.iter_mut() {
+            for tracker in self.style.format_map.values_mut() {
                 tracker.reset(&self.state, now);
             }
 
@@ -126,7 +126,7 @@ impl BarState {
         self.state.est.record(pos, now);
         let _ = self.draw(false, now);
 
-        for (_, tracker) in self.style.format_map.iter_mut() {
+        for tracker in self.style.format_map.values_mut() {
             tracker.tick(&self.state, now);
         }
     }

src/style.rs

@@ -590,7 +590,7 @@ impl Template {
     }
 
     fn set_tab_width(&mut self, new_tab_width: usize) {
-        for part in self.parts.iter_mut() {
+        for part in &mut self.parts {
             if let TemplatePart::Literal(s) = part {
                 s.set_tab_width(new_tab_width);
             }