feat: add run_interactive_command function

aider/utils.py

@@ -15,6 +15,36 @@ from aider.dump import dump  # noqa: F401
 IMAGE_EXTENSIONS = {".png", ".jpg", ".jpeg", ".gif", ".bmp", ".tiff", ".webp"}
 
 
+def run_interactive_command(command):
+    """
+    Run a shell command interactively using pexpect, capturing all output.
+
+    :param command: The command to run as a string.
+    :return: A tuple containing (exit_status, output)
+    """
+    output = BytesIO()
+
+    def output_callback(b):
+        output.write(b)
+        return b
+
+    try:
+        # Spawn the command
+        child = pexpect.spawn(command, encoding=None)
+
+        # Transfer control to the user, capturing output
+        child.interact(output_filter=output_callback)
+
+        # Wait for the command to finish and get the exit status
+        child.close()
+        return child.exitstatus, output.getvalue().decode("utf-8", errors="replace")
+
+    except pexpect.ExceptionPexpect as e:
+        error_msg = f"Error running command: {e}"
+        print(error_msg, file=sys.stderr)
+        return 1, error_msg
+
+
 def run_interactive_command(command):
     """
     Run a shell command interactively using pexpect, capturing all output.