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-rw-r--r--serde_v8/serializable.rs149
1 files changed, 0 insertions, 149 deletions
diff --git a/serde_v8/serializable.rs b/serde_v8/serializable.rs
deleted file mode 100644
index 7380ab5a7..000000000
--- a/serde_v8/serializable.rs
+++ /dev/null
@@ -1,149 +0,0 @@
-// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
-use std::any::TypeId;
-use std::mem::transmute_copy;
-
-use crate::BigInt;
-use crate::ByteString;
-use crate::ToJsBuffer;
-use crate::U16String;
-
-/// Serializable exists to allow boxing values as "objects" to be serialized later,
-/// this is particularly useful for async op-responses. This trait is a more efficient
-/// replacement for erased-serde that makes less allocations, since it's specific to serde_v8
-/// (and thus doesn't have to have generic outputs, etc...)
-pub trait Serializable {
- fn to_v8<'a>(
- &mut self,
- scope: &mut v8::HandleScope<'a>,
- ) -> Result<v8::Local<'a, v8::Value>, crate::Error>;
-}
-
-/// Allows all implementors of `serde::Serialize` to implement Serializable
-impl<T: serde::Serialize> Serializable for T {
- fn to_v8<'a>(
- &mut self,
- scope: &mut v8::HandleScope<'a>,
- ) -> Result<v8::Local<'a, v8::Value>, crate::Error> {
- crate::to_v8(scope, self)
- }
-}
-
-/// SerializablePkg exists to provide a fast path for op returns,
-/// allowing them to avoid boxing primitives (ints/floats/bool/unit/...)
-pub enum SerializablePkg {
- Primitive(Primitive),
- Serializable(Box<dyn Serializable>),
-}
-
-impl SerializablePkg {
- pub fn to_v8<'a>(
- &mut self,
- scope: &mut v8::HandleScope<'a>,
- ) -> Result<v8::Local<'a, v8::Value>, crate::Error> {
- match self {
- Self::Primitive(x) => crate::to_v8(scope, x),
- Self::Serializable(x) => x.to_v8(scope),
- }
- }
-}
-
-/// Primitive serves as a lightweight serializable wrapper around primitives
-/// so that we can use them for async values
-pub enum Primitive {
- Unit,
- Bool(bool),
- Int8(i8),
- Int16(i16),
- Int32(i32),
- Int64(i64),
- UInt8(u8),
- UInt16(u16),
- UInt32(u32),
- UInt64(u64),
- Float32(f32),
- Float64(f64),
- String(String),
- RustToV8Buf(ToJsBuffer),
- ByteString(ByteString),
- U16String(U16String),
- BigInt(BigInt),
-}
-
-impl serde::Serialize for Primitive {
- fn serialize<S>(&self, s: S) -> Result<S::Ok, S::Error>
- where
- S: serde::Serializer,
- {
- match self {
- Self::Unit => ().serialize(s),
- Self::Bool(x) => x.serialize(s),
- Self::Int8(x) => x.serialize(s),
- Self::Int16(x) => x.serialize(s),
- Self::Int32(x) => x.serialize(s),
- Self::Int64(x) => x.serialize(s),
- Self::UInt8(x) => x.serialize(s),
- Self::UInt16(x) => x.serialize(s),
- Self::UInt32(x) => x.serialize(s),
- Self::UInt64(x) => x.serialize(s),
- Self::Float32(x) => x.serialize(s),
- Self::Float64(x) => x.serialize(s),
- Self::String(x) => x.serialize(s),
- Self::RustToV8Buf(x) => x.serialize(s),
- Self::ByteString(x) => x.serialize(s),
- Self::U16String(x) => x.serialize(s),
- Self::BigInt(x) => x.serialize(s),
- }
- }
-}
-
-impl<T: serde::Serialize + 'static> From<T> for SerializablePkg {
- fn from(x: T) -> Self {
- #[inline(always)]
- fn tc<T, U>(src: T) -> U {
- // SAFETY: the caller has ensured via the TypeId that the T and U types
- // are the same.
- let x = unsafe { transmute_copy(&src) };
- std::mem::forget(src);
- x
- }
-
- let tid = TypeId::of::<T>();
- if tid == TypeId::of::<()>() {
- Self::Primitive(Primitive::Unit)
- } else if tid == TypeId::of::<bool>() {
- Self::Primitive(Primitive::Bool(tc(x)))
- } else if tid == TypeId::of::<i8>() {
- Self::Primitive(Primitive::Int8(tc(x)))
- } else if tid == TypeId::of::<i16>() {
- Self::Primitive(Primitive::Int16(tc(x)))
- } else if tid == TypeId::of::<i32>() {
- Self::Primitive(Primitive::Int32(tc(x)))
- } else if tid == TypeId::of::<i64>() {
- Self::Primitive(Primitive::Int64(tc(x)))
- } else if tid == TypeId::of::<u8>() {
- Self::Primitive(Primitive::UInt8(tc(x)))
- } else if tid == TypeId::of::<u16>() {
- Self::Primitive(Primitive::UInt16(tc(x)))
- } else if tid == TypeId::of::<u32>() {
- Self::Primitive(Primitive::UInt32(tc(x)))
- } else if tid == TypeId::of::<u64>() {
- Self::Primitive(Primitive::UInt64(tc(x)))
- } else if tid == TypeId::of::<f32>() {
- Self::Primitive(Primitive::Float32(tc(x)))
- } else if tid == TypeId::of::<f64>() {
- Self::Primitive(Primitive::Float64(tc(x)))
- } else if tid == TypeId::of::<String>() {
- Self::Primitive(Primitive::String(tc(x)))
- } else if tid == TypeId::of::<ToJsBuffer>() {
- Self::Primitive(Primitive::RustToV8Buf(tc(x)))
- } else if tid == TypeId::of::<ByteString>() {
- Self::Primitive(Primitive::ByteString(tc(x)))
- } else if tid == TypeId::of::<U16String>() {
- Self::Primitive(Primitive::U16String(tc(x)))
- } else if tid == TypeId::of::<BigInt>() {
- Self::Primitive(Primitive::BigInt(tc(x)))
- } else {
- Self::Serializable(Box::new(x))
- }
- }
-}