run cargo fmt

examples/smtp_starttls.rs

@@ -1,5 +1,4 @@
-use lettre::transport::smtp::authentication::Credentials;
-use lettre::{Message, SmtpTransport, Transport};
+use lettre::{transport::smtp::authentication::Credentials, Message, SmtpTransport, Transport};
 
 fn main() {
     tracing_subscriber::fmt::init();

examples/smtp_tls.rs

@@ -1,5 +1,4 @@
-use lettre::transport::smtp::authentication::Credentials;
-use lettre::{Message, SmtpTransport, Transport};
+use lettre::{transport::smtp::authentication::Credentials, Message, SmtpTransport, Transport};
 
 fn main() {
     tracing_subscriber::fmt::init();

examples/tokio02_smtp_starttls.rs

@@ -3,8 +3,10 @@
 // Won't be needed in user's code.
 use tokio02_crate as tokio;
 
-use lettre::transport::smtp::authentication::Credentials;
-use lettre::{AsyncSmtpTransport, Message, Tokio02Connector, Tokio02Transport};
+use lettre::{
+    transport::smtp::authentication::Credentials, AsyncSmtpTransport, Message, Tokio02Connector,
+    Tokio02Transport,
+};
 
 #[tokio::main]
 async fn main() {

examples/tokio02_smtp_tls.rs

@@ -3,8 +3,10 @@
 // Won't be needed in user's code.
 use tokio02_crate as tokio;
 
-use lettre::transport::smtp::authentication::Credentials;
-use lettre::{AsyncSmtpTransport, Message, Tokio02Connector, Tokio02Transport};
+use lettre::{
+    transport::smtp::authentication::Credentials, AsyncSmtpTransport, Message, Tokio02Connector,
+    Tokio02Transport,
+};
 
 #[tokio::main]
 async fn main() {

src/transport/smtp/async_transport.rs

@@ -1,9 +1,10 @@
 use async_trait::async_trait;
 
-use super::client::AsyncSmtpConnection;
 #[cfg(feature = "tokio02")]
 use super::Tls;
-use super::{ClientId, Credentials, Error, Mechanism, Response, SmtpInfo};
+use super::{
+    client::AsyncSmtpConnection, ClientId, Credentials, Error, Mechanism, Response, SmtpInfo,
+};
 use crate::{Envelope, Tokio02Transport};
 
 #[allow(missing_debug_implementations)]

src/transport/smtp/client/async_net.rs

@@ -1,8 +1,10 @@
-use std::net::{Shutdown, SocketAddr};
-use std::pin::Pin;
 #[cfg(feature = "tokio02-rustls-tls")]
 use std::sync::Arc;
-use std::task::{Context, Poll};
+use std::{
+    net::{Shutdown, SocketAddr},
+    pin::Pin,
+    task::{Context, Poll},
+};
 
 use futures_io::{Error as IoError, ErrorKind, Result as IoResult};
 #[cfg(feature = "tokio02")]
@@ -159,8 +161,7 @@ impl AsyncNetworkStream {
 
                 #[cfg(feature = "tokio02-rustls-tls")]
                 return {
-                    use tokio02_rustls::webpki::DNSNameRef;
-                    use tokio02_rustls::TlsConnector;
+                    use tokio02_rustls::{webpki::DNSNameRef, TlsConnector};
 
                     let domain = DNSNameRef::try_from_ascii_str(&domain)?;
 

src/transport/smtp/mod.rs

@@ -154,14 +154,15 @@
 //! ```
 //!
 
-use std::time::Duration;
-
 #[cfg(feature = "tokio02")]
 pub use self::async_transport::{
     AsyncSmtpConnector, AsyncSmtpTransport, AsyncSmtpTransportBuilder, Tokio02Connector,
 };
 pub(crate) use self::transport::SmtpClient;
-pub use self::transport::{SmtpTransport, SmtpTransportBuilder};
+pub use self::{
+    error::Error,
+    transport::{SmtpTransport, SmtpTransportBuilder},
+};
 #[cfg(any(feature = "native-tls", feature = "rustls-tls"))]
 use crate::transport::smtp::client::TlsParameters;
 use crate::transport::smtp::{
@@ -171,6 +172,7 @@ use crate::transport::smtp::{
     response::Response,
 };
 use client::Tls;
+use std::time::Duration;
 
 #[cfg(feature = "tokio02")]
 mod async_transport;