fix: print the tool result marker on its own line after the output

The timestamp/metrics marker used to ride the first line of a tool
result, mixing bookkeeping into the output. It now lands on its own
line at the end.

Author: wowi42

src/lecode/tui/feed.py

@@ -183,13 +183,16 @@ def tool_call(self, name: str, args_preview: str) -> None:
         self._console.print(Text(line + self._suffix(), style=self._theme.tool))
 
     def tool_result(self, name: str, content: str, is_error: bool = False) -> None:
-        """Render a tool result head with ``… (N more lines)`` elision."""
+        """Render a tool result head with ``… (N more lines)`` elision.
+
+        The timestamp/metrics marker goes on its own line after the output,
+        so multi-line output reads top-down and the bookkeeping lands last.
+        """
         lines = content.splitlines()
         shown = lines[:TOOL_RESULT_HEAD_LINES]
         if len(lines) > TOOL_RESULT_HEAD_LINES:
             shown.append(f"… ({len(lines) - TOOL_RESULT_HEAD_LINES} more lines)")
-        if shown:
-            shown[0] = f"[{self._stamp()}] {shown[0]}{self._suffix()}"
+        shown.append(f"[{self._stamp()}]{self._suffix()}")
         style = self._theme.error if is_error else self._theme.muted
         self._console.print(Text("\n".join(shown), style=style))
 

tests/test_tui_feed.py

@@ -53,10 +53,13 @@ def test_lines_carry_timestamps(theme):
         cost_usd=0.001,
         session_cost_usd=0.002,
     )
-    stamped = [ln for ln in out.getvalue().splitlines() if ln.startswith("[")]
-    # tool call, tool result, info, error, turn stats (not the user echo)
+    lines = out.getvalue().splitlines()
+    stamped = [ln for ln in lines if ln.startswith("[")]
+    # tool call, tool result marker, info, error, turn stats (not the user echo)
     assert len(stamped) == 5
     assert all(len(ln) >= 10 and ln[1:3].isdigit() and ln[3] == ":" for ln in stamped)
+    # the tool result marker is its own line after the output
+    assert lines[lines.index("ok") + 1].startswith("[")
 
 
 def test_metrics_suffix_on_action_lines(theme):