diff --git a/cursive-core/src/event.rs b/cursive-core/src/event.rs
index c036b76..9212f8b 100644
--- a/cursive-core/src/event.rs
+++ b/cursive-core/src/event.rs
@@ -69,10 +69,8 @@ impl EventTrigger {
         T: Any + std::fmt::Debug,
     {
         let tag = Box::new(tag);
-        EventTrigger {
-            trigger: Box::new(f),
-            tag: tag,
-        }
+        let trigger = Box::new(f);
+        EventTrigger { trigger, tag }
     }
 
     /// Check if this trigger has the given tag.
diff --git a/cursive/src/backends/blt.rs b/cursive/src/backends/blt.rs
index 05720ec..5b65883 100644
--- a/cursive/src/backends/blt.rs
+++ b/cursive/src/backends/blt.rs
@@ -3,13 +3,9 @@
 //! Requires the `blt-backend` feature.
 #![cfg(feature = "bear-lib-terminal")]
 
-use bear_lib_terminal;
-
-use self::bear_lib_terminal::geometry::Size;
-use self::bear_lib_terminal::terminal::{
-    self, state, Event as BltEvent, KeyCode,
-};
-use self::bear_lib_terminal::Color as BltColor;
+use bear_lib_terminal::geometry::Size;
+use bear_lib_terminal::terminal::{self, state, Event as BltEvent, KeyCode};
+use bear_lib_terminal::Color as BltColor;
 
 use crate::backend;
 use crate::event::{Event, Key, MouseButton, MouseEvent};
diff --git a/cursive/src/backends/curses/n.rs b/cursive/src/backends/curses/n.rs
index 8c5e681..c13b498 100644
--- a/cursive/src/backends/curses/n.rs
+++ b/cursive/src/backends/curses/n.rs
@@ -1,6 +1,6 @@
 //! Ncurses-specific backend.
 use log::{debug, warn};
-use ncurses;
+use ncurses::mmask_t;
 
 use std::cell::{Cell, RefCell};
 use std::ffi::CString;
@@ -8,8 +8,6 @@ use std::fs::File;
 use std::io;
 use std::io::Write;
 
-use libc;
-
 use crate::backend;
 use crate::event::{Event, Key, MouseButton, MouseEvent};
 use crate::theme::{Color, ColorPair, Effect};
@@ -17,7 +15,6 @@ use crate::utf8;
 use crate::Vec2;
 
 use self::super::split_i32;
-use self::ncurses::mmask_t;
 
 // Use AHash instead of the slower SipHash
 type HashMap<K, V> = std::collections::HashMap<K, V, ahash::RandomState>;
diff --git a/cursive/src/backends/curses/pan.rs b/cursive/src/backends/curses/pan.rs
index d9e2417..5d80d1d 100644
--- a/cursive/src/backends/curses/pan.rs
+++ b/cursive/src/backends/curses/pan.rs
@@ -1,6 +1,5 @@
 //! Pancuses-specific backend.
 use log::{debug, warn};
-use pancurses;
 
 use std::cell::{Cell, RefCell};
 use std::io::{stdout, Write};
@@ -10,8 +9,8 @@ use crate::event::{Event, Key, MouseButton, MouseEvent};
 use crate::theme::{Color, ColorPair, Effect};
 use crate::Vec2;
 
-use self::pancurses::mmask_t;
 use super::split_i32;
+use pancurses::mmask_t;
 
 // Use AHash instead of the slower SipHash
 type HashMap<K, V> = std::collections::HashMap<K, V, ahash::RandomState>;
diff --git a/cursive/src/backends/puppet/observed.rs b/cursive/src/backends/puppet/observed.rs
index 11826ff..d70a8cb 100644
--- a/cursive/src/backends/puppet/observed.rs
+++ b/cursive/src/backends/puppet/observed.rs
@@ -95,13 +95,13 @@ pub struct ObservedScreen {
 
 impl Display for ObservedScreen {
     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
-        write!(f, "captured piece:\n")?;
+        writeln!(f, "captured piece:")?;
 
         write!(f, "x")?;
         for x in 0..self.size().x {
             write!(f, "{}", x % 10)?;
         }
-        write!(f, "x\n")?;
+        writeln!(f, "x")?;
 
         for y in 0..self.size().y {
             write!(f, "{}", y % 10)?;
@@ -127,15 +127,14 @@ impl Display for ObservedScreen {
                     write!(f, ".")?;
                 }
             }
-            write!(f, "|")?;
-            write!(f, "\n")?;
+            writeln!(f, "|")?;
         }
 
         write!(f, "x")?;
         for _x in 0..self.size().x {
             write!(f, "-")?;
         }
-        write!(f, "x\n")?;
+        writeln!(f, "x")?;
         Ok(())
     }
 }
diff --git a/cursive/src/backends/termion.rs b/cursive/src/backends/termion.rs
index a72f2ec..9805af7 100644
--- a/cursive/src/backends/termion.rs
+++ b/cursive/src/backends/termion.rs
@@ -3,18 +3,16 @@
 //! Requires the `termion-backend` feature.
 #![cfg(feature = "termion")]
 
-use termion;
-
-use self::termion::color as tcolor;
-use self::termion::event::Event as TEvent;
-use self::termion::event::Key as TKey;
-use self::termion::event::MouseButton as TMouseButton;
-use self::termion::event::MouseEvent as TMouseEvent;
-use self::termion::input::{MouseTerminal, TermRead};
-use self::termion::raw::{IntoRawMode, RawTerminal};
-use self::termion::screen::AlternateScreen;
-use self::termion::style as tstyle;
 use crossbeam_channel::{self, select, Receiver};
+use termion::color as tcolor;
+use termion::event::Event as TEvent;
+use termion::event::Key as TKey;
+use termion::event::MouseButton as TMouseButton;
+use termion::event::MouseEvent as TMouseEvent;
+use termion::input::{MouseTerminal, TermRead};
+use termion::raw::{IntoRawMode, RawTerminal};
+use termion::screen::AlternateScreen;
+use termion::style as tstyle;
 
 use crate::backend;
 use crate::backends;