Add ^C to show current position

babi.py

@@ -780,6 +780,13 @@ class File:
         for i in range(to_display, margin.body_lines):
             stdscr.insstr(i + margin.header, 0, blankline)
 
+    def current_position(self, status: Status) -> None:
+        line = f'line {self.cursor_y + 1}'
+        col = f'col {self.x + 1}'
+        line_count = max(len(self.lines) - 1, 1)
+        lines_word = 'line' if line_count == 1 else 'lines'
+        status.update(f'{line}, {col} (of {line_count} {lines_word})')
+
 
 class Screen:
     def __init__(
@@ -962,6 +969,8 @@ def _edit(screen: Screen) -> EditResult:
                     screen.status.update(f'invalid regex: {response!r}')
                 else:
                     screen.file.search(regex, screen.status, screen.margin)
+        elif key.keyname == b'^C':
+            screen.file.current_position(screen.status)
         elif key.keyname == b'^[':  # escape
             response = screen.status.prompt(screen, '')
             if response == ':q':

tests/babi_test.py

@@ -619,6 +619,14 @@ def test_go_to_line_cancel(ten_lines, key):
         h.await_text('cancelled')
 
 
+def test_go_to_line_not_an_integer():
+    with run() as h, and_exit(h):
+        h.press('^_')
+        h.await_text('enter line number:')
+        h.press_and_enter('asdf')
+        h.await_text("not an integer: 'asdf'")
+
+
 def test_search_wraps(ten_lines):
     with run(str(ten_lines)) as h, and_exit(h):
         h.press('Down')
@@ -690,14 +698,6 @@ def test_search_cancel(ten_lines, key):
         h.await_text('cancelled')
 
 
-def test_go_to_line_not_an_integer():
-    with run() as h, and_exit(h):
-        h.press('^_')
-        h.await_text('enter line number:')
-        h.press_and_enter('asdf')
-        h.await_text("not an integer: 'asdf'")
-
-
 def test_scrolling_arrow_key_movement(ten_lines):
     with run(str(ten_lines), height=10) as h, and_exit(h):
         h.await_text('line_7')
@@ -1368,6 +1368,23 @@ def test_cancel_command_mode():
         h.await_text_missing('invalid command')
 
 
+def test_current_position(ten_lines):
+    with run(str(ten_lines)) as h, and_exit(h):
+        h.press('^C')
+        h.await_text('line 1, col 1 (of 10 lines)')
+        h.press('Right')
+        h.press('^C')
+        h.await_text('line 1, col 2 (of 10 lines)')
+        h.press('Down')
+        h.press('^C')
+        h.await_text('line 2, col 2 (of 10 lines)')
+        h.press('Up')
+        for i in range(10):
+            h.press('^K')
+        h.press('^C')
+        h.await_text('line 1, col 1 (of 1 line)')
+
+
 def test_cut_and_uncut(ten_lines):
     with run(str(ten_lines)) as h, and_exit(h):
         h.press('^K')