Let one space wher removing last word

Also fix the program to crash if there is no words.

1 files changed, 4 insertions, 2 deletions

diff --git a/src/gui/question.rs b/src/gui/question.rs
index 0d9d3c2..27759f8 100644
--- a/src/gui/question.rs
+++ b/src/gui/question.rs
@@ -150,8 +150,10 @@ pub fn ask<B: Backend>(
                     }
                     Key::Ctrl('w') => {
                         let mut words = state.input.split_whitespace().collect::<Vec<&str>>();
-                        words.truncate(words.len() - 1);
-                        state.input = words.join(" ");
+                        if words.len() > 0 {
+                            words.truncate(words.len() - 1);
+                            state.input = format!("{}{}", words.join(" "), if words.len() > 0 {" " } else {""});
+                        }
                     }
                     _ => {}
                 },