Use the 'serde' feature for Data

Data can now optionally have Serialize and Deserialize when 'serde'
feature is enabled.

Cargo.lock

@@ -113,10 +113,31 @@ version = "0.1.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "719b953e2095829ee67db738b3bfa9fa368c94900df327b3f07fe6e794d2fe1f"
 
+[[package]]
+name = "serde"
+version = "1.0.210"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c8e3592472072e6e22e0a54d5904d9febf8508f65fb8552499a1abc7d1078c3a"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.210"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "shared"
 version = "0.1.1"
 dependencies = [
+ "serde",
  "tokio",
 ]
 

Cargo.toml

@@ -5,6 +5,8 @@ edition = "2021"
 
 [features]
 cast_into = []
+serde = ["dep:serde"]
 
 [dependencies]
 tokio = { version = "1.40.0", features = ["macros", "rt", "rt-multi-thread", "sync", "time"] }
+serde = { version = "1.0", features = ["derive"], optional = true}

src/data.rs

@@ -2,6 +2,7 @@ use std::{collections::HashMap, fmt::Display, slice::{SliceIndex, Iter, IterMut}
 
 use crate::Shared;
 
+#[cfg(not(feature = "serde"))]
 #[derive(Debug, PartialEq, Clone)]
 pub enum Data {
     None,
@@ -23,6 +24,28 @@ pub enum Data {
     Map(HashMap<String, Data>),
 }
 
+#[cfg(feature="serde")]
+#[derive(Debug, PartialEq, Clone, serde::Serialize, serde::Deserialize)]
+pub enum Data {
+    None,
+    String(String),
+    I8(i8),
+    I16(i16),
+    I32(i32),
+    I64(i64),
+    I128(i128),
+    U8(u8),
+    U16(u16),
+    U32(u32),
+    U64(u64),
+    U128(u128),
+    F32(f32),
+    F64(f64),
+    Bool(bool),
+    Vec(Vec<Data>),
+    Map(HashMap<String, Data>),
+}
+
 impl Default for Data {
     fn default() -> Self {
         Self::None