1 files changed, 13 insertions, 14 deletions

diff --git a/.config/awesome/quarrel/native/src/lenses/calculator.rs b/.config/awesome/quarrel/native/src/lenses/calculator.rs
index 36f9805..a483d10 100644
--- a/.config/awesome/quarrel/native/src/lenses/calculator.rs
+++ b/.config/awesome/quarrel/native/src/lenses/calculator.rs
@@ -1,22 +1,25 @@
 use std::sync::{
+    Arc,
+    LazyLock,
+    Mutex,
     atomic::{
         AtomicBool,
         Ordering,
     },
-    Arc,
-    LazyLock,
-    Mutex,
 };
 
 use fend_core::{
-    evaluate_with_interrupt,
     Context,
     Interrupt,
+    evaluate_with_interrupt,
 };
 use mlua::prelude::*;
 
 use crate::lenses::{
-    Cache, Entries, Entry, Lense
+    Cache,
+    Entries,
+    Entry,
+    Lense,
 };
 
 static CTX: LazyLock<Mutex<Context>> = LazyLock::new(|| {
@@ -32,6 +35,7 @@ pub struct Calculator {
 
 impl Lense for Calculator {
     const NAME: &str = "Calculator";
+    const PREFIX: Option<&'static str> = Some("#");
 
     fn init() -> std::sync::Arc<Self> {
         Arc::new(Calculator::default())
@@ -55,18 +59,14 @@ impl Lense for Calculator {
         self.should_interrupt.load(Ordering::Relaxed)
     }
 
-    fn entries(&self, _: &Lua, input: String) -> Result<Entries, anyhow::Error> {
+    fn entries(&self, _: &Lua, input: &str) -> Result<Entries, anyhow::Error> {
         let result = match evaluate_with_interrupt(
             input.trim(),
             &mut CTX.lock().expect("Failed to acquire Fend context lock"),
             self,
         ) {
-            Ok(result) => {
-                result.get_main_result().to_string()
-            }
-            Err(err) => {
-                err
-            }
+            Ok(result) => result.get_main_result().to_string(),
+            Err(err) => err,
         };
 
         Ok(if result.is_empty() {
@@ -77,11 +77,10 @@ impl Lense for Calculator {
                 exec: None,
             })
         })
-
     }
 
     #[inline]
-    fn filter(&self, entries: Entries, _: String) -> Entries {
+    fn filter(&self, entries: Entries, _: &str) -> Entries {
         entries
     }
 }