fix(ext/ffi): use anybuffer for op_ffi_buf_copy_into (#21006)

Fixes https://github.com/denoland/deno/issues/21005

2 files changed, 3 insertions, 1 deletions

diff --git a/ext/ffi/repr.rs b/ext/ffi/repr.rs
index 201df343e..426affdb5 100644
--- a/ext/ffi/repr.rs
+++ b/ext/ffi/repr.rs
@@ -177,7 +177,7 @@ pub fn op_ffi_buf_copy_into<FP>(
   state: &mut OpState,
   src: *mut c_void,
   #[number] offset: isize,
-  #[buffer] dst: &mut [u8],
+  #[anybuffer] dst: &mut [u8],
   #[number] len: usize,
 ) -> Result<(), AnyError>
 where
diff --git a/test_ffi/tests/test.js b/test_ffi/tests/test.js
index 80c566398..cb0ea71ab 100644
--- a/test_ffi/tests/test.js
+++ b/test_ffi/tests/test.js
@@ -327,6 +327,8 @@ const into2 = new Uint8Array(3);
 const into2ptr = Deno.UnsafePointer.of(into2);
 const into2ptrView = new Deno.UnsafePointerView(into2ptr);
 const into3 = new Uint8Array(3);
+const into4 = new Uint16Array(3);
+ptrView.copyInto(into4);
 ptrView.copyInto(into);
 console.log([...into]);
 ptrView.copyInto(into2, 3);