fix(expand): clear line before printing option

src/question/expand/mod.rs

@@ -11,6 +11,7 @@ use ui::{
 use super::{Choice, Transform};
 use crate::{Answer, Answers, ExpandItem};
 pub use builder::ExpandBuilder;
+use ui::backend::ClearType;
 
 mod builder;
 
@@ -29,6 +30,7 @@ impl Widget for ExpandText {
         layout: &mut ui::layout::Layout,
         backend: &mut B,
     ) -> io::Result<()> {
+        backend.clear(ClearType::CurrentLine)?;
         self.text.render(layout, backend)
     }
 
@@ -158,6 +160,7 @@ impl<F: Fn(char) -> Option<char>> ui::Widget for ExpandPrompt<'_, F> {
                     }
                     None => {
                         layout.offset_y += 1;
+                        b.clear(ClearType::CurrentLine)?;
                         b.write_all(b"Help, list all options")?;
                         b.move_cursor(MoveDirection::NextLine(1))?;
                     }