Rename DevNull -> NullTty

src/cmd/rec.rs

@@ -121,7 +121,7 @@ impl Cli {
             Box::new(dev_tty)
         } else {
             println!("asciinema: TTY not available, recording in headless mode");
-            Box::new(tty::DevNull::open()?)
+            Box::new(tty::NullTty::open()?)
         };
 
         pty::exec(

src/pty.rs

@@ -335,7 +335,7 @@ impl Drop for SignalFd {
 #[cfg(test)]
 mod tests {
     use crate::pty::ExtraEnv;
-    use crate::tty::DevNull;
+    use crate::tty::NullTty;
 
     #[derive(Default)]
     struct TestRecorder {
@@ -382,7 +382,7 @@ sys.stdout.write('bar');
         let result = super::exec(
             &["python3", "-c", code],
             &ExtraEnv::new(),
-            Box::new(DevNull::open().unwrap()),
+            Box::new(NullTty::open().unwrap()),
             (None, None),
             &mut recorder,
         );

src/tty.rs

@@ -65,12 +65,12 @@ impl AsFd for DevTty {
     }
 }
 
-pub struct DevNull {
+pub struct NullTty {
     tx: i32,
     _rx: i32,
 }
 
-impl DevNull {
+impl NullTty {
     pub fn open() -> Result<Self> {
         let (rx, tx) = unistd::pipe()?;
 
@@ -78,7 +78,7 @@ impl DevNull {
     }
 }
 
-impl Tty for DevNull {
+impl Tty for NullTty {
     fn get_size(&self) -> pty::Winsize {
         pty::Winsize {
             ws_row: 24,
@@ -89,13 +89,13 @@ impl Tty for DevNull {
     }
 }
 
-impl io::Read for DevNull {
+impl io::Read for NullTty {
     fn read(&mut self, _buf: &mut [u8]) -> io::Result<usize> {
         panic!("read attempt from DevNull impl of Tty");
     }
 }
 
-impl io::Write for DevNull {
+impl io::Write for NullTty {
     fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
         Ok(buf.len())
     }
@@ -105,7 +105,7 @@ impl io::Write for DevNull {
     }
 }
 
-impl AsFd for DevNull {
+impl AsFd for NullTty {
     fn as_fd(&self) -> BorrowedFd<'_> {
         unsafe { BorrowedFd::borrow_raw(self.tx.as_raw_fd()) }
     }