changed bell style option to a simple boolean

src/prompt/readline/mod.rs

@@ -223,11 +223,8 @@ impl FernVi {
             let hint = self.history.get_hint();
             self.editor.set_hint(hint);
           }
-          None => match read_shopts(|s| s.core.bell_style) {
-            crate::shopt::FernBellStyle::Audible => {
-              self.writer.send_bell().ok();
-            }
-            crate::shopt::FernBellStyle::Visible | crate::shopt::FernBellStyle::Disable => {}
+          None => {
+						self.writer.send_bell().ok();
           },
         }
 

src/prompt/readline/term.rs

@@ -977,14 +977,8 @@ impl LineWriter for TermWriter {
   }
 
 	fn send_bell(&mut self) -> ShResult<()> {
-		match read_shopts(|o| o.core.bell_style) {
-			FernBellStyle::Audible => {
-				self.flush_write("\x07")?;
-			}
-			FernBellStyle::Visible => {
-				log::warn!("Visual bell is not supported in fern shell yet");
-			}
-			FernBellStyle::Disable => { /* Do nothing */ }
+		if read_shopts(|o| o.core.bell_enabled) {
+			self.flush_write("\x07")?;
 		}
 		Ok(())
 	}