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Diffstat (limited to 'serde_v8/magic/buffer.rs')
-rw-r--r-- | serde_v8/magic/buffer.rs | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/serde_v8/magic/buffer.rs b/serde_v8/magic/buffer.rs deleted file mode 100644 index 032a3be33..000000000 --- a/serde_v8/magic/buffer.rs +++ /dev/null @@ -1,119 +0,0 @@ -// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license. - -use std::fmt::Debug; -use std::ops::Deref; -use std::ops::DerefMut; - -use super::transl8::FromV8; -use super::transl8::ToV8; -use super::v8slice::V8Slice; -use crate::magic::transl8::impl_magic; - -pub struct JsBuffer(V8Slice); - -impl_magic!(JsBuffer); - -impl Debug for JsBuffer { - fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { - f.debug_list().entries(self.0.as_ref().iter()).finish() - } -} - -impl Clone for JsBuffer { - fn clone(&self) -> Self { - Self(self.0.clone()) - } -} - -impl AsRef<[u8]> for JsBuffer { - fn as_ref(&self) -> &[u8] { - &self.0 - } -} - -impl AsMut<[u8]> for JsBuffer { - fn as_mut(&mut self) -> &mut [u8] { - &mut self.0 - } -} - -impl Deref for JsBuffer { - type Target = [u8]; - fn deref(&self) -> &[u8] { - &self.0 - } -} - -impl DerefMut for JsBuffer { - fn deref_mut(&mut self) -> &mut [u8] { - &mut self.0 - } -} - -impl FromV8 for JsBuffer { - fn from_v8( - scope: &mut v8::HandleScope, - value: v8::Local<v8::Value>, - ) -> Result<Self, crate::Error> { - Ok(Self(V8Slice::from_v8(scope, value)?)) - } -} - -impl From<JsBuffer> for bytes::Bytes { - fn from(zbuf: JsBuffer) -> bytes::Bytes { - zbuf.0.into() - } -} - -// NOTE(bartlomieju): we use Option here, because `to_v8()` uses `&mut self` -// instead of `self` which is dictated by the `serde` API. -#[derive(Debug)] -pub struct ToJsBuffer(Option<Box<[u8]>>); - -impl_magic!(ToJsBuffer); - -impl ToJsBuffer { - pub fn empty() -> Self { - ToJsBuffer(Some(vec![0_u8; 0].into_boxed_slice())) - } -} - -impl From<Box<[u8]>> for ToJsBuffer { - fn from(buf: Box<[u8]>) -> Self { - ToJsBuffer(Some(buf)) - } -} - -impl From<Vec<u8>> for ToJsBuffer { - fn from(vec: Vec<u8>) -> Self { - vec.into_boxed_slice().into() - } -} - -impl ToV8 for ToJsBuffer { - fn to_v8<'a>( - &mut self, - scope: &mut v8::HandleScope<'a>, - ) -> Result<v8::Local<'a, v8::Value>, crate::Error> { - let buf: Box<[u8]> = self.0.take().expect("RustToV8Buf was empty"); - - if buf.is_empty() { - let ab = v8::ArrayBuffer::new(scope, 0); - return Ok( - v8::Uint8Array::new(scope, ab, 0, 0) - .expect("Failed to create Uint8Array") - .into(), - ); - } - let buf_len: usize = buf.len(); - let backing_store = - v8::ArrayBuffer::new_backing_store_from_boxed_slice(buf); - let backing_store_shared = backing_store.make_shared(); - let ab = v8::ArrayBuffer::with_backing_store(scope, &backing_store_shared); - Ok( - v8::Uint8Array::new(scope, ab, 0, buf_len) - .expect("Failed to create Uint8Array") - .into(), - ) - } -} |