From 1fd5e5b3e6df869c6b48f8ce3b60078311a4a9ea Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 9 Aug 2026 10:27:45 +0100
Subject: Support generic native types in rust-transient-0

---
 examples/15-transient-0/output/rust/src/data.rs | 36 ++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

(limited to 'examples/15-transient-0/output/rust/src/data.rs')

diff --git a/examples/15-transient-0/output/rust/src/data.rs b/examples/15-transient-0/output/rust/src/data.rs
index 2cf748b..cc0eb13 100644
--- a/examples/15-transient-0/output/rust/src/data.rs
+++ b/examples/15-transient-0/output/rust/src/data.rs
@@ -17,7 +17,7 @@ pub mod transient_0 {
     use ::std::any::Any;
     use ::std::sync::Arc;
     use ::std::vec::Vec;
-    use super::Native;
+    use super::{GenericNative, Native};
 
     include!("./gen/data/transient_0.rs");
 
@@ -39,4 +39,38 @@ pub mod transient_0 {
         let b = crate::transient_0::decode_int_32(reader, shared_values)?;
         Ok(Native { a, b })
     }
+
+    type Encode<T, TWrite: std::io::Write> = fn(
+        &T,
+        &mut TWrite,
+        &mut ::std::collections::HashMap::<usize, i64>,
+    ) -> std::io::Result<()>;
+
+    type Decode<TRead: std::io::Read, T> = fn(
+        &mut TRead,
+        &mut Vec<Arc::<dyn Any + Sync + Send>>,
+    ) -> std::io::Result<T>;
+
+    pub fn encode_generic_native<TWrite: std::io::Write, A, B>(
+        value: &GenericNative<A, B>,
+        writer: &mut TWrite,
+        shared_values: &mut ::std::collections::HashMap::<usize, i64>,
+        encode_a: Encode<A, TWrite>,
+        encode_b: Encode<B, TWrite>,
+    ) -> std::io::Result<()> {
+        encode_a(&value.a, writer, shared_values)?;
+        encode_b(&value.b, writer, shared_values)?;
+        Ok(())
+    }
+
+    pub fn decode_generic_native<TRead: std::io::Read, A, B>(
+        reader: &mut TRead,
+        shared_values: &mut Vec<Arc::<dyn Any + Sync + Send>>,
+        decode_a: Decode<TRead, A>,
+        decode_b: Decode<TRead, B>,
+    ) -> std::io::Result<GenericNative<A, B>> {
+        let a = decode_a(reader, shared_values)?;
+        let b = decode_b(reader, shared_values)?;
+        Ok(GenericNative { a, b })
+    }
 }
-- 
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