1 files changed, 32 insertions, 0 deletions
diff --git a/src/error.rs b/src/error.rs
new file mode 100644
index 0000000..c8fc902
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,32 @@
+/// Errors returned by the process stream.
+#[derive(Debug, snafu::Snafu)]
+#[snafu(visibility(pub))]
+pub enum Error {
+    /// failed to open a pty
+    #[snafu(display("failed to open a pty: {}", source))]
+    OpenPty { source: std::io::Error },
+
+    /// failed to poll for process exit
+    #[snafu(display("failed to poll for process exit: {}", source))]
+    ProcessExitPoll { source: std::io::Error },
+
+    /// failed to read from pty
+    #[snafu(display("failed to read from pty: {}", source))]
+    ReadPty { source: std::io::Error },
+
+    /// failed to read from terminal
+    #[snafu(display("failed to read from terminal: {}", source))]
+    ReadTerminal { source: std::io::Error },
+
+    /// failed to resize pty
+    #[snafu(display("failed to resize pty: {}", source))]
+    ResizePty { source: std::io::Error },
+
+    /// failed to spawn process
+    #[snafu(display("failed to spawn process for `{}`: {}", cmd, source))]
+    SpawnProcess { cmd: String, source: std::io::Error },
+
+    /// failed to write to pty
+    #[snafu(display("failed to write to pty: {}", source))]
+    WritePty { source: std::io::Error },
+}