fix: use ref_cast replace transmute

Cargo.toml

@@ -20,6 +20,7 @@ bytes        = "1.8"
 cfg-if       = "1.0"
 faststr      = { version = "0.2", features = ["serde"] }
 itoa         = "1.0"
+ref-cast     = "1.0"
 ryu          = "1.0"
 serde        = { version = "1.0", features = ["rc", "derive"] }
 simdutf8     = "0.1"

sonic-number/Cargo.toml

@@ -1,11 +1,11 @@
 [package]
-authors       = ["Volo Team <[email protected]>"]
-edition       = "2021"
-license       = "Apache-2.0"
-name          = "sonic-number"
-description   = "Fast number parsing based on SIMD"
-repository    = "https://github.com/cloudwego/sonic-rs"
-version       = "0.1.0"
+authors     = ["Volo Team <[email protected]>"]
+description = "Fast number parsing based on SIMD"
+edition     = "2021"
+license     = "Apache-2.0"
+name        = "sonic-number"
+repository  = "https://github.com/cloudwego/sonic-rs"
+version     = "0.1.0"
 
 
 [dependencies]

sonic-simd/Cargo.toml

@@ -1,12 +1,11 @@
 [package]
-authors       = ["Volo Team <[email protected]>"]
-edition       = "2021"
-license       = "Apache-2.0"
-description   = "Portable SIMD API for sonic-rs"
-name          = "sonic-simd"
-repository    = "https://github.com/cloudwego/sonic-rs"
-version       = "0.1.0"
-
+authors     = ["Volo Team <[email protected]>"]
+description = "Portable SIMD API for sonic-rs"
+edition     = "2021"
+license     = "Apache-2.0"
+name        = "sonic-simd"
+repository  = "https://github.com/cloudwego/sonic-rs"
+version     = "0.1.0"
 
 
 [dependencies]

src/value/array.rs

@@ -6,6 +6,8 @@ use std::{
     slice::{from_raw_parts, from_raw_parts_mut},
 };
 
+use ref_cast::RefCast;
+
 use super::node::ValueMut;
 use crate::{
     serde::tri,
@@ -30,7 +32,7 @@ use crate::{
 /// let j = sonic_rs::json!([1, 2, 3]);
 /// assert_eq!(j.as_array().unwrap()[0], 1);
 /// ```
-#[derive(Debug, Eq, PartialEq, Clone)]
+#[derive(Debug, Eq, PartialEq, Clone, RefCast)]
 #[repr(transparent)]
 pub struct Array(pub(crate) Value);
 

src/value/node.rs

@@ -12,6 +12,7 @@ use std::{
 
 use bumpalo::Bump;
 use faststr::FastStr;
+use ref_cast::RefCast;
 use serde::{
     ser::{Serialize, SerializeMap, SerializeSeq, SerializeStruct},
     Serializer,
@@ -829,7 +830,7 @@ impl JsonContainerTrait for Value {
     #[inline]
     fn as_array(&self) -> Option<&Self::ArrayType> {
         if self.is_array() {
-            Some(unsafe { transmute::<&Self, &Self::ArrayType>(self) })
+            Some(Self::ArrayType::ref_cast(self))
         } else {
             None
         }
@@ -838,7 +839,7 @@ impl JsonContainerTrait for Value {
     #[inline]
     fn as_object(&self) -> Option<&Self::ObjectType> {
         if self.is_object() {
-            Some(unsafe { transmute::<&Self, &Self::ObjectType>(self) })
+            Some(Self::ObjectType::ref_cast(self))
         } else {
             None
         }
@@ -854,7 +855,7 @@ impl JsonValueMutTrait for Value {
     fn as_object_mut(&mut self) -> Option<&mut Self::ObjectType> {
         if self.is_object() {
             self.to_mut();
-            Some(unsafe { transmute::<&mut Self, &mut Self::ObjectType>(self) })
+            Some(Self::ObjectType::ref_cast_mut(self))
         } else {
             None
         }
@@ -864,7 +865,7 @@ impl JsonValueMutTrait for Value {
     fn as_array_mut(&mut self) -> Option<&mut Self::ArrayType> {
         if self.is_array() {
             self.to_mut();
-            Some(unsafe { transmute::<&mut Self, &mut Self::ArrayType>(self) })
+            Some(Self::ArrayType::ref_cast_mut(self))
         } else {
             None
         }

src/value/object.rs

@@ -1,6 +1,8 @@
 //! Represents a parsed JSON object.
 use std::{iter::FusedIterator, marker::PhantomData, slice};
 
+use ref_cast::RefCast;
+
 use super::{node::ValueMut, value_trait::JsonValueTrait};
 use crate::{serde::tri, util::reborrow::DormantMutRef, value::node::Value};
 
@@ -34,7 +36,7 @@ use crate::{serde::tri, util::reborrow::DormantMutRef, value::node::Value};
 /// ```
 /// If you care about that, recommend to use `HashMap` or `BTreeMap` instead. The parse performance
 /// is slower than `Object`.
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, RefCast)]
 #[repr(transparent)]
 pub struct Object(pub(crate) Value);