From 1883bb46dd6bb7bac12527e1f73f8c08c352fcbd Mon Sep 17 00:00:00 2001
From: Manos Pitsidianakis <el13635@mail.ntua.gr>
Date: Sun, 17 Feb 2019 12:08:35 +0200
Subject: [PATCH] Fix `unused` cargo warnings

---
 melib/src/mailbox/backends/maildir/backend.rs | 2 +-
 ui/src/components.rs                          | 8 ++++----
 ui/src/components/contacts.rs                 | 2 --
 ui/src/components/mail/accounts.rs            | 2 +-
 ui/src/components/mail/view.rs                | 1 -
 5 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/melib/src/mailbox/backends/maildir/backend.rs b/melib/src/mailbox/backends/maildir/backend.rs
index c52f0542..abb8f243 100644
--- a/melib/src/mailbox/backends/maildir/backend.rs
+++ b/melib/src/mailbox/backends/maildir/backend.rs
@@ -342,7 +342,7 @@ impl MailBackend for MaildirType {
                 eprintln!("saving at {}", path.display());
                 let file = fs::File::create(path)?;
                 let mut writer = io::BufWriter::new(file);
-                writer.write(&message.into_bytes());
+                writer.write(&message.into_bytes())?;
                 return Ok(());
             }
         }
diff --git a/ui/src/components.rs b/ui/src/components.rs
index 1c9cd952..644cc1fa 100644
--- a/ui/src/components.rs
+++ b/ui/src/components.rs
@@ -70,10 +70,10 @@ const LIGHT_DOWN_AND_HORIZONTAL: char = '┬';
 
 const LIGHT_UP_AND_HORIZONTAL: char = '┴';
 
-const DOUBLE_DOWN_AND_RIGHT: char = '╔';
-const DOUBLE_DOWN_AND_LEFT: char = '╗';
-const DOUBLE_UP_AND_LEFT: char = '╝';
-const DOUBLE_UP_AND_RIGHT: char = '╚';
+const _DOUBLE_DOWN_AND_RIGHT: char = '╔';
+const _DOUBLE_DOWN_AND_LEFT: char = '╗';
+const _DOUBLE_UP_AND_LEFT: char = '╝';
+const _DOUBLE_UP_AND_RIGHT: char = '╚';
 
 /// `Entity` is a container for Components.
 #[derive(Debug)]
diff --git a/ui/src/components/contacts.rs b/ui/src/components/contacts.rs
index 6168fb34..ba01acd2 100644
--- a/ui/src/components/contacts.rs
+++ b/ui/src/components/contacts.rs
@@ -21,8 +21,6 @@
 
 use super::*;
 
-use melib::{AddressBook, Card};
-
 #[derive(Debug)]
 pub struct ContactManager {
     content: CellBuffer,
diff --git a/ui/src/components/mail/accounts.rs b/ui/src/components/mail/accounts.rs
index 3e3e3da3..13c75944 100644
--- a/ui/src/components/mail/accounts.rs
+++ b/ui/src/components/mail/accounts.rs
@@ -148,7 +148,7 @@ impl Component for AccountsPanel {
 
 impl AccountsPanel {
     pub fn new(context: &Context) -> AccountsPanel {
-        let mut content = CellBuffer::new(120, 25 + context.accounts.len() * 20, Cell::default());
+        let content = CellBuffer::new(120, 25 + context.accounts.len() * 20, Cell::default());
 
         AccountsPanel {
             cursor: 0,
diff --git a/ui/src/components/mail/view.rs b/ui/src/components/mail/view.rs
index 96e5da36..b588bac4 100644
--- a/ui/src/components/mail/view.rs
+++ b/ui/src/components/mail/view.rs
@@ -22,7 +22,6 @@
 use super::*;
 use linkify::{Link, LinkFinder};
 use std::process::{Command, Stdio};
-use std::any::Any;
 
 mod html;
 pub use self::html::*;