Rustfmt fix.

Signed-off-by: Aalekh Patel <aalekh.gwpeck.7998@icloud.com>

Author: aalekhpatel07

src/command.rs

@@ -52,21 +52,21 @@ macro_rules! delegate {
 }
 
 /// If a command is `OverSsh` then it can be executed over an SSH session.
-/// 
+///
 /// Primarily a way to allow `std::process::Command` to be turned directly into an `openssh::Command`.
 pub trait OverSsh {
     /// Given an ssh session, return a command that can be executed over that ssh session.
     ///
     /// ### Notes
-    /// 
+    ///
     /// The command to be executed on the remote machine should not explicitly
-    /// set environment variables or the current working directory. It errors if the source command 
+    /// set environment variables or the current working directory. It errors if the source command
     /// has environment variables or a current working directory set, since `openssh` doesn't (yet) have
     /// a method to set environment variables and `ssh` doesn't support setting a current working directory
     /// outside of `bash/dash/zsh` (which is not always available).
-    /// 
+    ///
     /// ###  Examples
-    /// 
+    ///
     /// 1. Consider the implementation of `OverSsh` for `std::process::Command`. Let's build a
     /// `ls -l -a -h` command and execute it over an SSH session.
     ///
@@ -93,7 +93,7 @@ pub trait OverSsh {
     /// ```
     /// 2. Building a command with environment variables or a current working directory set will
     /// results in an error.
-    /// 
+    ///
     /// ```no_run
     /// # #[tokio::main(flavor = "current_thread")]
     /// async fn main() -> Result<(), Box<dyn std::error::Error>> {
@@ -111,12 +111,17 @@ pub trait OverSsh {
     /// }
     ///
     /// ```
-    fn over_ssh<'session>(&self, session: &'session Session) -> Result<crate::Command<'session>, crate::Error>;
+    fn over_ssh<'session>(
+        &self,
+        session: &'session Session,
+    ) -> Result<crate::Command<'session>, crate::Error>;
 }
 
 impl OverSsh for std::process::Command {
-    fn over_ssh<'session>(&self, session: &'session Session) -> Result<Command<'session>, crate::Error> {
-
+    fn over_ssh<'session>(
+        &self,
+        session: &'session Session,
+    ) -> Result<Command<'session>, crate::Error> {
         // I'd really like `!self.get_envs().is_empty()` here, but that's
         // behind a `exact_size_is_empty` feature flag.
         if self.get_envs().len() > 0 {
@@ -137,7 +142,10 @@ impl OverSsh for std::process::Command {
 }
 
 impl OverSsh for tokio::process::Command {
-    fn over_ssh<'session>(&self, session: &'session Session) -> Result<Command<'session>, crate::Error> {
+    fn over_ssh<'session>(
+        &self,
+        session: &'session Session,
+    ) -> Result<Command<'session>, crate::Error> {
         self.as_std().over_ssh(session)
     }
 }
@@ -146,7 +154,10 @@ impl<S> OverSsh for &S
 where
     S: OverSsh,
 {
-    fn over_ssh<'session>(&self, session: &'session Session) -> Result<Command<'session>, crate::Error> {
+    fn over_ssh<'session>(
+        &self,
+        session: &'session Session,
+    ) -> Result<Command<'session>, crate::Error> {
         <S as OverSsh>::over_ssh(self, session)
     }
 }
@@ -155,12 +166,14 @@ impl<S> OverSsh for &mut S
 where
     S: OverSsh,
 {
-    fn over_ssh<'session>(&self, session: &'session Session) -> Result<Command<'session>, crate::Error> {
+    fn over_ssh<'session>(
+        &self,
+        session: &'session Session,
+    ) -> Result<Command<'session>, crate::Error> {
         <S as OverSsh>::over_ssh(self, session)
     }
 }
 
-
 /// A remote process builder, providing fine-grained control over how a new remote process should
 /// be spawned.
 ///