Add blank line before IF mode prompt to match dfrotz

justfile

@@ -6,7 +6,7 @@ typecheck:
     uvx ty check
 
 test:
-    uv run pytest -n auto --testmon
+    uv run pytest -n auto --no-testmon
 
 check: lint typecheck test
 

src/mudlib/if_session.py

@@ -203,20 +203,34 @@ class IFSession:
                 buf += chunk
 
                 # Check for prompt at end of buffer
-                # dfrotz prompt is "\n> " (with trailing space)
-                text = buf.decode("latin-1").rstrip()
+                # dfrotz prompt is always "> " (with trailing space/newline)
+                raw = buf.decode("latin-1")
+                has_prompt = (
+                    raw.endswith("> ") or raw.endswith(">\n") or raw.endswith(">\r\n")
+                )
+                text = raw.rstrip()
+                # \n> is always the dfrotz prompt — strip unconditionally
                 if text.endswith("\n>"):
                     return text[:-2].rstrip()
                 if text == ">":
                     return ""
+                # bare > (no preceding newline) — only strip when raw confirms prompt
+                if has_prompt and text.endswith(">"):
+                    return text[:-1].rstrip()
         except TimeoutError:
             pass
 
-        text = buf.decode("latin-1").rstrip()
+        raw = buf.decode("latin-1")
+        has_prompt = raw.endswith("> ") or raw.endswith(">\n") or raw.endswith(">\r\n")
+        text = raw.rstrip()
+        # \n> is always the dfrotz prompt — strip unconditionally
         if text.endswith("\n>"):
             return text[:-2].rstrip()
         if text == ">":
             return ""
+        # bare > (no preceding newline) — only strip when raw confirms prompt
+        if has_prompt and text.endswith(">"):
+            return text[:-1].rstrip()
         return text
 
 

src/mudlib/server.py

@@ -315,7 +315,7 @@ async def shell(
             if player.mode == "editor" and player.editor:
                 _writer.write(f"  {player.editor.cursor + 1}> ")
             elif player.mode == "if" and player.if_session:
-                _writer.write("> ")
+                _writer.write("\r\n> ")
             else:
                 _writer.write("mud> ")
             await _writer.drain()
@@ -340,20 +340,22 @@ async def shell(
             elif player.mode == "if" and player.if_session:
                 response = await player.if_session.handle_input(command)
                 if response.output:
-                    await player.send(response.output)
+                    # Ensure output ends with newline
+                    output = response.output
+                    if not output.endswith("\r\n"):
+                        output += "\r\n"
+                    await player.send(output)
                     # Broadcast to spectators unless it's an escape command
                     if not command.startswith("::"):
                         spectator_msg = (
-                            f"[{player.name}'s terminal]\r\n"
-                            f"> {command}\r\n"
-                            f"{response.output}"
+                            f"[{player.name}'s terminal]\r\n> {command}\r\n{output}"
                         )
                         await broadcast_to_spectators(player, spectator_msg)
                 if response.done:
                     await player.if_session.stop()
                     player.if_session = None
                     player.mode_stack.pop()
-                    await player.send("you leave the terminal.\r\n")
+                    await player.send("\r\nyou leave the terminal.\r\n")
                     # Notify spectators
                     leave_msg = f"{player.name} steps away from the terminal.\r\n"
                     await broadcast_to_spectators(player, leave_msg)

tests/test_if_session.py

@@ -52,7 +52,7 @@ async def test_start_spawns_subprocess_and_returns_intro():
     mock_process.stdout = AsyncMock()
     mock_process.stdin = AsyncMock()
 
-    # Simulate dfrotz output: intro text followed by ">" prompt
+    # Simulate dfrotz output: intro text followed by "\n>" prompt
     intro_bytes = b"Welcome to the story!\nYou are in a room.\n>"
 
     async def read_side_effect(n):