Move TerminalReporter.stardir to legacypath plugin

src/_pytest/legacypath.py

@@ -14,6 +14,7 @@ from _pytest.compat import final
 from _pytest.compat import LEGACY_PATH
 from _pytest.compat import legacy_path
 from _pytest.deprecated import check_ispytest
+from _pytest.terminal import TerminalReporter
 
 if TYPE_CHECKING:
     from typing_extensions import Final
@@ -320,6 +321,16 @@ def FixtureRequest_fspath(self: pytest.FixtureRequest) -> LEGACY_PATH:
     return legacy_path(self.path)
 
 
+def TerminalReporter_startdir(self: TerminalReporter) -> LEGACY_PATH:
+    """The directory from which pytest was invoked.
+
+    Prefer to use ``startpath`` which is a :class:`pathlib.Path`.
+
+    :type: LEGACY_PATH
+    """
+    return legacy_path(self.startpath)
+
+
 def pytest_configure(config: pytest.Config) -> None:
     mp = pytest.MonkeyPatch()
     config.add_cleanup(mp.undo)
@@ -345,3 +356,8 @@ def pytest_configure(config: pytest.Config) -> None:
     mp.setattr(
         pytest.FixtureRequest, "fspath", property(FixtureRequest_fspath), raising=False
     )
+
+    # Add TerminalReporter.startdir property.
+    mp.setattr(
+        TerminalReporter, "startdir", property(TerminalReporter_startdir), raising=False
+    )

src/_pytest/terminal.py

@@ -37,8 +37,6 @@ from _pytest._code import ExceptionInfo
 from _pytest._code.code import ExceptionRepr
 from _pytest._io.wcwidth import wcswidth
 from _pytest.compat import final
-from _pytest.compat import LEGACY_PATH
-from _pytest.compat import legacy_path
 from _pytest.config import _PluggyPlugin
 from _pytest.config import Config
 from _pytest.config import ExitCode
@@ -383,16 +381,6 @@ class TerminalReporter:
     def showlongtestinfo(self) -> bool:
         return self.verbosity > 0
 
-    @property
-    def startdir(self) -> LEGACY_PATH:
-        """The directory from which pytest was invoked.
-
-        Prefer to use ``startpath`` which is a :class:`pathlib.Path`.
-
-        :type: LEGACY_PATH
-        """
-        return legacy_path(self.startpath)
-
     def hasopt(self, char: str) -> bool:
         char = {"xfailed": "x", "skipped": "s"}.get(char, char)
         return char in self.reportchars