WIP: serialization/deserialization of datum in VM

Signed-off-by: Ava Affine <ava@sunnypup.io>

hyphae/src/heap.rs

@@ -175,6 +175,19 @@ impl Clone for Datum {
     }
 }
 
+impl Into<Vec<u8>> for Datum {
+    fn into(self) -> Vec<u8> {
+        unimplemented!("")
+    }
+}
+
+impl TryFrom<&[u8]> for Datum {
+    type Error = &str;
+    fn try_from(value: &[u8]) -> Result<Self, Self::Error> {
+        unimplemented!("")
+    }
+}
+
 #[derive(Clone, PartialEq, Debug)]
 pub struct Cons(pub Option<Gc<Datum>>, pub Option<Gc<Datum>>);
 
@@ -293,6 +306,18 @@ impl Index<usize> for Cons {
     }
 }
 
+impl Into<Vec<u8>> for Cons {
+    fn into(self) -> Vec<u8> {
+        unimplemented!("")
+    }
+}
+
+impl TryFrom<&[u8]> for Cons {
+    type Error = &str;
+    fn try_from(value: &[u8]) -> Result<Self, Self::Error> {
+        unimplemented!("")
+    }
+}
 
 #[cfg(test)]
 mod tests {