small optimization

src/lib.rs

@@ -1,7 +1,5 @@
 use wasm_bindgen::prelude::*;
 
-use js_sys::Uint8Array;
-
 use blowfish::Blowfish;
 use aes::Aes128;
 use block_modes::{BlockMode, Cbc, Ecb};
@@ -32,9 +30,8 @@ impl Cipher {
         Self { cipher: BfCbc::new_from_slices(&key, &[0, 1, 2, 3, 4, 5, 6, 7]).unwrap() }
     }
 
-    pub fn decrypt_chunk(&self, chunk: &mut [u8]) -> Uint8Array {
-        let chunk = self.cipher.clone().decrypt(chunk).unwrap();
-        unsafe { Uint8Array::view(&chunk) }
+    pub fn decrypt_chunk(&self, chunk: &mut [u8]) {
+        self.cipher.clone().decrypt(chunk);
     }
 }