Coding style.

- Main tui function should also set the window title.

eris/eris/__main__.py

@@ -1014,8 +1014,8 @@ def on_filesystem_event(event, summary, root_path):
     fill3.APPEARANCE_CHANGED_EVENT.set()
 
 
-async def main(root_path, worker_count=None, editor_command=None, theme=None, compression=None,
-               is_being_tested=False):
+async def main(title, root_path, worker_count=None, editor_command=None, theme=None,
+               compression=None, is_being_tested=False):
     loop = asyncio.get_running_loop()
     if worker_count is None:
         worker_count = max(multiprocessing.cpu_count() - 1, 1)
@@ -1043,7 +1043,7 @@ async def main(root_path, worker_count=None, editor_command=None, theme=None, co
             loop.create_task(worker_.future)
         try:
             if sys.stdout.isatty() or is_being_tested:
-                await fill3.tui(screen)
+                await fill3.tui(title, screen)
                 log.log_message("Program stopped.")
             else:
                 shutdown_event = asyncio.Event()
@@ -1155,10 +1155,10 @@ def inotify_watches_exceeded():
 def entry_point():
     root_path, worker_count, editor_command, theme, compression = check_arguments()
     manage_cache(root_path)
-    with terminal.terminal_title("eris: " + os.path.basename(root_path)):
+    title = "eris: " + os.path.basename(root_path)
     with chdir(root_path):  # FIX: Don't change directory if possible.
         try:
-                asyncio.run(main(root_path, worker_count, editor_command, theme, compression))
+            asyncio.run(main(title, root_path, worker_count, editor_command, theme, compression))
         except pyinotify.WatchManagerError:
             inotify_watches_exceeded()
 

eris/tests/__main___test.py

@@ -202,7 +202,7 @@ class MainTestCase(unittest.TestCase):
             with __main__.chdir(root_path):
                 loop = asyncio.get_event_loop()
                 with contextlib.redirect_stdout(io.StringIO()):
-                    loop.run_until_complete(__main__.main(
+                    loop.run_until_complete(__main__.main("test",
                         root_path, worker_count=2, is_being_tested=True))
                 for file_name in ["summary.pickle", "creation_time",
                                   "foo-metadata", "foo-contents"]:

fill3/fill3/__init__.py

@@ -452,16 +452,17 @@ def signal_handler(loop, signal_, func):
         loop.remove_signal_handler(signal_)
 
 
-async def tui(screen_widget):
+async def tui(title, screen_widget):
     global APPEARANCE_CHANGED_EVENT
     global SHUTDOWN_EVENT
     APPEARANCE_CHANGED_EVENT = asyncio.Event()
     SHUTDOWN_EVENT = asyncio.Event()
     loop = asyncio.get_running_loop()
-    with (signal_handler(loop, signal.SIGWINCH, lambda: draw_screen(screen_widget)),
+    with (terminal.title(title), signal_handler(loop, signal.SIGWINCH, lambda: draw_screen(screen_widget)),
           signal_handler(loop, signal.SIGINT, SHUTDOWN_EVENT.set),
           signal_handler(loop, signal.SIGTERM, SHUTDOWN_EVENT.set),
-          terminal.alternate_buffer(), terminal.interactive(), terminal.mouse_tracking()):
+          terminal.alternate_buffer(), terminal.interactive(), terminal.mouse_tracking()
+          ):
         update_task = asyncio.create_task(update_screen(screen_widget))
         try:
             loop.add_reader(sys.stdin, on_terminal_input, screen_widget)
@@ -498,4 +499,4 @@ class _Screen:
 
 
 if __name__ == "__main__":
-    asyncio.run(tui(_Screen()))
+    asyncio.run(tui("Hello World", _Screen()))

fill3/fill3/terminal.py

@@ -35,7 +35,7 @@ def move(x, y):
 
 
 @contextlib.contextmanager
-def terminal_title(title):
+def title(title):
     sys.stdout.write(ESC + "7")  # save
     sys.stdout.write(f"\033]0;{title}\007")  # set title
     try: