refactor examples

5 files changed, 40 insertions, 127 deletions

diff --git a/examples/async-std.rs b/examples/async-std.rs
index c65b1ac..b521549 100644
--- a/examples/async-std.rs
+++ b/examples/async-std.rs
@@ -2,44 +2,14 @@ use async_std::io::prelude::WriteExt as _;
 use async_std::io::ReadExt as _;
 use async_std::prelude::FutureExt as _;
 use pty_process::Command as _;
-use std::os::unix::io::AsRawFd as _;
 use std::os::unix::process::ExitStatusExt as _;
 
-struct RawGuard {
-    termios: nix::sys::termios::Termios,
-}
-
-impl RawGuard {
-    fn new() -> Self {
-        let stdin = std::io::stdin().as_raw_fd();
-        let termios = nix::sys::termios::tcgetattr(stdin).unwrap();
-        let mut termios_raw = termios.clone();
-        nix::sys::termios::cfmakeraw(&mut termios_raw);
-        nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &termios_raw,
-        )
-        .unwrap();
-        Self { termios }
-    }
-}
-
-impl Drop for RawGuard {
-    fn drop(&mut self) {
-        let stdin = std::io::stdin().as_raw_fd();
-        let _ = nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &self.termios,
-        );
-    }
-}
+mod raw_guard;
 
 async fn run(
     child: &pty_process::async_std::Child,
 ) -> std::result::Result<(), Box<dyn std::error::Error + '_>> {
-    let _raw = RawGuard::new();
+    let _raw = raw_guard::RawGuard::new();
 
     let ex = async_executor::Executor::new();
 
diff --git a/examples/basic.rs b/examples/basic.rs
index bc9389c..97bdd46 100644
--- a/examples/basic.rs
+++ b/examples/basic.rs
@@ -4,39 +4,10 @@ use std::os::unix::process::ExitStatusExt as _;
 
 use pty_process::Command as _;
 
-struct RawGuard {
-    termios: nix::sys::termios::Termios,
-}
-
-impl RawGuard {
-    fn new() -> Self {
-        let stdin = std::io::stdin().as_raw_fd();
-        let termios = nix::sys::termios::tcgetattr(stdin).unwrap();
-        let mut termios_raw = termios.clone();
-        nix::sys::termios::cfmakeraw(&mut termios_raw);
-        nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &termios_raw,
-        )
-        .unwrap();
-        Self { termios }
-    }
-}
-
-impl Drop for RawGuard {
-    fn drop(&mut self) {
-        let stdin = std::io::stdin().as_raw_fd();
-        let _ = nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &self.termios,
-        );
-    }
-}
+mod raw_guard;
 
 fn run(child: &pty_process::std::Child) {
-    let _raw = RawGuard::new();
+    let _raw = raw_guard::RawGuard::new();
     let mut buf = [0_u8; 4096];
     let pty = child.pty().as_raw_fd();
     let stdin = std::io::stdin().as_raw_fd();
diff --git a/examples/raw_guard/mod.rs b/examples/raw_guard/mod.rs
new file mode 100644
index 0000000..2930a08
--- /dev/null
+++ b/examples/raw_guard/mod.rs
@@ -0,0 +1,32 @@
+use std::os::unix::io::AsRawFd as _;
+
+pub struct RawGuard {
+    termios: nix::sys::termios::Termios,
+}
+
+impl RawGuard {
+    pub fn new() -> Self {
+        let stdin = std::io::stdin().as_raw_fd();
+        let termios = nix::sys::termios::tcgetattr(stdin).unwrap();
+        let mut termios_raw = termios.clone();
+        nix::sys::termios::cfmakeraw(&mut termios_raw);
+        nix::sys::termios::tcsetattr(
+            stdin,
+            nix::sys::termios::SetArg::TCSANOW,
+            &termios_raw,
+        )
+        .unwrap();
+        Self { termios }
+    }
+}
+
+impl Drop for RawGuard {
+    fn drop(&mut self) {
+        let stdin = std::io::stdin().as_raw_fd();
+        let _ = nix::sys::termios::tcsetattr(
+            stdin,
+            nix::sys::termios::SetArg::TCSANOW,
+            &self.termios,
+        );
+    }
+}
diff --git a/examples/smol.rs b/examples/smol.rs
index 5512c2d..d7b816f 100644
--- a/examples/smol.rs
+++ b/examples/smol.rs
@@ -1,43 +1,13 @@
 use pty_process::Command as _;
 use smol::io::{AsyncReadExt as _, AsyncWriteExt as _};
-use std::os::unix::io::AsRawFd as _;
 use std::os::unix::process::ExitStatusExt as _;
 
-struct RawGuard {
-    termios: nix::sys::termios::Termios,
-}
-
-impl RawGuard {
-    fn new() -> Self {
-        let stdin = std::io::stdin().as_raw_fd();
-        let termios = nix::sys::termios::tcgetattr(stdin).unwrap();
-        let mut termios_raw = termios.clone();
-        nix::sys::termios::cfmakeraw(&mut termios_raw);
-        nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &termios_raw,
-        )
-        .unwrap();
-        Self { termios }
-    }
-}
-
-impl Drop for RawGuard {
-    fn drop(&mut self) {
-        let stdin = std::io::stdin().as_raw_fd();
-        let _ = nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &self.termios,
-        );
-    }
-}
+mod raw_guard;
 
 async fn run(
     child: &pty_process::smol::Child,
 ) -> std::result::Result<(), Box<dyn std::error::Error>> {
-    let _raw = RawGuard::new();
+    let _raw = raw_guard::RawGuard::new();
 
     let ex = smol::Executor::new();
 
diff --git a/examples/tokio.rs b/examples/tokio.rs
index 42cd643..2441c61 100644
--- a/examples/tokio.rs
+++ b/examples/tokio.rs
@@ -1,43 +1,13 @@
 use pty_process::Command as _;
-use std::os::unix::io::AsRawFd as _;
 use std::os::unix::process::ExitStatusExt as _;
 use tokio::io::{AsyncReadExt as _, AsyncWriteExt as _};
 
-struct RawGuard {
-    termios: nix::sys::termios::Termios,
-}
-
-impl RawGuard {
-    fn new() -> Self {
-        let stdin = std::io::stdin().as_raw_fd();
-        let termios = nix::sys::termios::tcgetattr(stdin).unwrap();
-        let mut termios_raw = termios.clone();
-        nix::sys::termios::cfmakeraw(&mut termios_raw);
-        nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &termios_raw,
-        )
-        .unwrap();
-        Self { termios }
-    }
-}
-
-impl Drop for RawGuard {
-    fn drop(&mut self) {
-        let stdin = std::io::stdin().as_raw_fd();
-        let _ = nix::sys::termios::tcsetattr(
-            stdin,
-            nix::sys::termios::SetArg::TCSANOW,
-            &self.termios,
-        );
-    }
-}
+mod raw_guard;
 
 async fn run(
     child: &mut pty_process::tokio::Child,
 ) -> std::result::Result<(), Box<dyn std::error::Error>> {
-    let _raw = RawGuard::new();
+    let _raw = raw_guard::RawGuard::new();
 
     let mut in_buf = [0_u8; 4096];
     let mut out_buf = [0_u8; 4096];