Fix --info inline-right not properly clearing the previous output

(seq 100000; sleep 1) | fzf --info inline-right --bind load:change-query:x

src/terminal.go

@@ -1715,9 +1715,11 @@ func (t *Terminal) printInfo() {
 
 	if t.infoStyle == infoInlineRight {
 		if len(t.infoPrefix) == 0 {
-			pos = util.Max(pos, t.window.Width()-util.StringWidth(output)-3)
+			t.move(line, pos, false)
+			newPos := util.Max(pos, t.window.Width()-util.StringWidth(output)-3)
+			t.window.Print(strings.Repeat(" ", newPos-pos))
+			pos = newPos
 			if pos < t.window.Width() {
-				t.move(line, pos, false)
 				printSpinner()
 				pos++
 			}

test/test_go.rb

@@ -2970,6 +2970,13 @@ class TestGoFZF < TestBase
     tmux.until { assert_match(%r{[⠋⠙⠹⠸⠼⠴⠦⠧⠇⠏] 100/100}, _1[-1]) }
   end
 
+  def test_info_inline_right_clearance
+    tmux.send_keys "seq 100000 | #{FZF} --info inline-right", :Enter
+    tmux.until { assert_match(%r{100000/100000}, _1[-1]) }
+    tmux.send_keys 'x'
+    tmux.until { assert_match(%r{     0/100000}, _1[-1]) }
+  end
+
   def test_prev_next_selected
     tmux.send_keys 'seq 10 | fzf --multi --bind ctrl-n:next-selected,ctrl-p:prev-selected', :Enter
     tmux.until { |lines| assert_equal 10, lines.item_count }