From 99c0decbe77aad764e778fe00756aa6d5eef10e8 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 17 Jul 2026 10:56:55 +0100
Subject: Support nested structs in rust-transient-0

---
 .../10-transient-0/output/rust/src/gen/data/transient_0.rs |  4 ++--
 examples/10-transient-0/output/rust/src/lib.rs             | 14 ++++++++++++--
 2 files changed, 14 insertions(+), 4 deletions(-)

(limited to 'examples/10-transient-0')

diff --git a/examples/10-transient-0/output/rust/src/gen/data/transient_0.rs b/examples/10-transient-0/output/rust/src/gen/data/transient_0.rs
index 2945bdc..318e4c6 100644
--- a/examples/10-transient-0/output/rust/src/gen/data/transient_0.rs
+++ b/examples/10-transient-0/output/rust/src/gen/data/transient_0.rs
@@ -45,12 +45,12 @@ pub fn decode_struct_with_string(reader: &mut impl std::io::Read) -> crate::data
 }
 
 pub fn encode_outer_struct(value: &crate::data::OuterStruct, writer: &mut impl std::io::Write) {
-    todo!();
+    crate::data::transient_0::encode_inner_struct(&value.inner, writer);
     crate::transient_0::encode_int_32(&value.c, writer);
 }
 
 pub fn decode_outer_struct(reader: &mut impl std::io::Read) -> crate::data::OuterStruct {
-    let inner = todo!();
+    let inner = crate::data::transient_0::decode_inner_struct(reader);
     let c = crate::transient_0::decode_int_32(reader);
     crate::data::OuterStruct { inner: inner, c: c }
 }
diff --git a/examples/10-transient-0/output/rust/src/lib.rs b/examples/10-transient-0/output/rust/src/lib.rs
index 9b53c0e..6468674 100644
--- a/examples/10-transient-0/output/rust/src/lib.rs
+++ b/examples/10-transient-0/output/rust/src/lib.rs
@@ -4,8 +4,7 @@ pub mod transient_0;
 #[cfg(test)]
 mod test {
     use std::io::Cursor;
-    use super::data::StructWithInt32;
-    use super::data::StructWithInt64;
+    use super::data::{InnerStruct, OuterStruct, StructWithInt32, StructWithInt64};
 
     #[test]
     fn struct_with_int_32() {
@@ -29,6 +28,17 @@ mod test {
         );
     }
 
+    #[test]
+    fn nested_struct() {
+        let value = OuterStruct { inner: InnerStruct { a: 10, b: 25 }, c: 42 };
+
+        assert_round_trip_encoding(
+            value,
+            super::data::transient_0::encode_outer_struct,
+            super::data::transient_0::decode_outer_struct,
+        );
+    }
+
     fn assert_round_trip_encoding<T: std::cmp::PartialEq + std::fmt::Debug>(
         value: T,
         encode: impl Fn(&T, &mut Cursor<Vec<u8>>),
-- 
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