diff --git a/crates/vim/src/motion.rs b/crates/vim/src/motion.rs index a2f165e9fe..a54d3caa60 100644 --- a/crates/vim/src/motion.rs +++ b/crates/vim/src/motion.rs @@ -1610,10 +1610,20 @@ fn up_down_buffer_rows( map.line_len(begin_folded_line.row()) }; - ( - map.clip_point(DisplayPoint::new(begin_folded_line.row(), new_col), bias), - goal, - ) + let point = DisplayPoint::new(begin_folded_line.row(), new_col); + let mut clipped_point = map.clip_point(point, bias); + + // When navigating vertically in vim mode with inlay hints present, + // we need to handle the case where clipping moves us to a different row. + // This can happen when moving down (Bias::Right) and hitting an inlay hint. + // Re-clip with opposite bias to stay on the intended line. + // + // See: https://github.com/zed-industries/zed/issues/29134 + if clipped_point.row() > point.row() { + clipped_point = map.clip_point(point, Bias::Left); + } + + (clipped_point, goal) } fn down_display( @@ -3842,6 +3852,84 @@ mod test { ); } + #[gpui::test] + async fn test_visual_mode_with_inlay_hints_on_empty_line(cx: &mut gpui::TestAppContext) { + let mut cx = VimTestContext::new(cx, true).await; + + // Test the exact scenario from issue #29134 + cx.set_state( + indoc! {" + fn main() { + let this_is_a_long_name = Vec::::new(); + let new_oneˇ = this_is_a_long_name + .iter() + .map(|i| i + 1) + .map(|i| i * 2) + .collect::>(); + } + "}, + Mode::Normal, + ); + + // Add type hint inlay on the empty line (line 3, after "this_is_a_long_name") + cx.update_editor(|editor, _window, cx| { + let snapshot = editor.buffer().read(cx).snapshot(cx); + // The empty line is at line 3 (0-indexed) + let line_start = snapshot.anchor_after(Point::new(3, 0)); + let inlay_text = ": Vec"; + let inlay = Inlay::edit_prediction(1, line_start, inlay_text); + editor.splice_inlays(&[], vec![inlay], cx); + }); + + // Enter visual mode + cx.simulate_keystrokes("v"); + cx.assert_state( + indoc! {" + fn main() { + let this_is_a_long_name = Vec::::new(); + let new_one« ˇ»= this_is_a_long_name + .iter() + .map(|i| i + 1) + .map(|i| i * 2) + .collect::>(); + } + "}, + Mode::Visual, + ); + + // Move down - should go to the beginning of line 4, not skip to line 5 + cx.simulate_keystrokes("j"); + cx.assert_state( + indoc! {" + fn main() { + let this_is_a_long_name = Vec::::new(); + let new_one« = this_is_a_long_name + ˇ» .iter() + .map(|i| i + 1) + .map(|i| i * 2) + .collect::>(); + } + "}, + Mode::Visual, + ); + + // Test with multiple movements + cx.set_state("let aˇ = 1;\nlet b = 2;\n\nlet c = 3;", Mode::Normal); + + // Add type hint on the empty line + cx.update_editor(|editor, _window, cx| { + let snapshot = editor.buffer().read(cx).snapshot(cx); + let empty_line_start = snapshot.anchor_after(Point::new(2, 0)); + let inlay_text = ": i32"; + let inlay = Inlay::edit_prediction(2, empty_line_start, inlay_text); + editor.splice_inlays(&[], vec![inlay], cx); + }); + + // Enter visual mode and move down twice + cx.simulate_keystrokes("v j j"); + cx.assert_state("let a« = 1;\nlet b = 2;\n\nˇ»let c = 3;", Mode::Visual); + } + #[gpui::test] async fn test_go_to_percentage(cx: &mut gpui::TestAppContext) { let mut cx = NeovimBackedTestContext::new(cx).await;