#10 resolved

Cargo.toml

@@ -33,7 +33,10 @@ members = [
 tagged-core = { path = "tagged-core" }
 
 [dependencies]
-tagged-core = { version = "0.1.0" } # This will use the patched version from local
+tagged-core = { path = "tagged-core", version = "0.1.0", features = ["serde"] }
+serde = { version = "1.0.219", features = ["derive"] }
+#serde = { version = "1.0", features = ["derive"], optional = true}
+serde_json = "1.0.140"
 
 [workspace.dependencies]
 #tagged-core = { path = "crates/tagged-core", version = "0.1.0" }
@@ -50,6 +53,9 @@ tagged-core = { version = "0.1.0" } # This will use the patched version from loc
 # crates/tagged-core/Cargo.toml
 [features]
 default = []
+serde = ["tagged-core/serde"]
+full = ["serde"]
+#serde = ["dep:serde"]
 #serde = ["dep:serde"]
 #uuid = ["dep:uuid"]
 #chrono = ["dep:chrono"]

examples/Serde_example.rs

@@ -0,0 +1,31 @@
+use serde::{Deserialize, Serialize};
+
+fn main() {
+    use tagged_core::Tagged;
+    #[derive(Clone, Hash, Debug, PartialEq, Eq, Serialize, Deserialize)]
+    struct SomeCustomType {
+        some_id: String
+    }
+    #[derive(Clone, Hash, Debug, PartialEq, Eq, Serialize, Deserialize)]
+    struct SomeCustomType2(String);
+    #[derive(Clone, Hash, Debug, PartialEq, Eq, Serialize, Deserialize)]
+    struct User {
+        id: Tagged<String, Self>,
+        id2: SomeCustomType,
+        id3: SomeCustomType2,
+    }
+
+    let user = User { id: "1".into() , id2: SomeCustomType { some_id: "2".into() }, id3: SomeCustomType2("3".into())};
+    let j = serde_json::to_string(&user).unwrap();
+    println!("{}", j);
+}
+
+/*
+Problem with normal types
+{"id":"1","id2":{"some_id":"2"}}
+
+// rust is powerful enough to solve it using touple 
+{"id":"1","id2":{"some_id":"2"},"id3":"3"}
+
+// or we can use a new type called tagged that don't need a new name.
+*/

tagged-core/Cargo.toml

@@ -14,3 +14,8 @@ readme = "../README.md"
 include = ["src/**/*", "Cargo.toml", "../../README.md", "LICENSE"]
 
 [dependencies]
+serde = { version = "1.0.219", features = ["derive"], optional = true }
+
+[features]
+default = []
+serde = ["dep:serde"]

tagged-core/src/lib.rs

@@ -122,6 +122,24 @@ impl<T: Hash, Tag> Hash for Tagged<T, Tag> {
     }
 }
 
+
+#[cfg(feature = "serde")]
+use serde::{Serialize, Deserialize, Serializer, Deserializer};
+
+#[cfg(feature = "serde")]
+impl<T: Serialize, Tag> Serialize for Tagged<T, Tag> {
+    fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
+        self.value().serialize(serializer)
+    }
+}
+
+#[cfg(feature = "serde")]
+impl<'de, T: Deserialize<'de>, Tag> Deserialize<'de> for Tagged<T, Tag> {
+    fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
+        T::deserialize(deserializer).map(Self::new)
+    }
+}
+
 // For all common primitive types
 // macro_rules! impl_from_tagged {
 //     ($($t:ty),*) => {