From 904d7f9db65fa5542cdd44b8dd360c271a931cc6 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 31 Jul 2026 15:06:36 +0100
Subject: Handle boxed variants in rust-transient-0

---
 .../13-transient-0/output/rust/src/gen/data.rs     | 18 ++++++++++++++++++
 .../output/rust/src/gen/data/transient_0.rs        | 22 ++++++++++++++++++++++
 2 files changed, 40 insertions(+)

(limited to 'examples/13-transient-0/output/rust/src/gen')

diff --git a/examples/13-transient-0/output/rust/src/gen/data.rs b/examples/13-transient-0/output/rust/src/gen/data.rs
index 50a0673..77bcbe8 100644
--- a/examples/13-transient-0/output/rust/src/gen/data.rs
+++ b/examples/13-transient-0/output/rust/src/gen/data.rs
@@ -92,6 +92,24 @@ pub struct VariantTwo {
     pub a: ::core::primitive::i64,
 }
 
+#[derive(Clone, Debug, Hash, PartialEq)]
+pub enum SumWithBoxedVariants {
+    VariantOne(::std::boxed::Box::<crate::data::VariantOne>),
+    VariantTwo(::std::boxed::Box::<crate::data::VariantTwo>),
+}
+
+impl ::std::convert::From::<crate::data::VariantOne> for crate::data::SumWithBoxedVariants {
+    fn from(value: crate::data::VariantOne) -> Self {
+        Self::VariantOne(::std::boxed::Box::new(value))
+    }
+}
+
+impl ::std::convert::From::<crate::data::VariantTwo> for crate::data::SumWithBoxedVariants {
+    fn from(value: crate::data::VariantTwo) -> Self {
+        Self::VariantTwo(::std::boxed::Box::new(value))
+    }
+}
+
 #[derive(Clone, Debug, Hash, PartialEq)]
 pub struct StructWithSum {
     pub inner: crate::data::SumWithVariants,
diff --git a/examples/13-transient-0/output/rust/src/gen/data/transient_0.rs b/examples/13-transient-0/output/rust/src/gen/data/transient_0.rs
index 8bf68cb..f2bf149 100644
--- a/examples/13-transient-0/output/rust/src/gen/data/transient_0.rs
+++ b/examples/13-transient-0/output/rust/src/gen/data/transient_0.rs
@@ -230,6 +230,28 @@ pub fn decode_variant_two(reader: &mut impl std::io::Read, shared_values: &mut :
     ::std::io::Result::Ok(crate::data::VariantTwo { a: a })
 }
 
+pub fn encode_sum_with_boxed_variants(value: &crate::data::SumWithBoxedVariants, writer: &mut impl std::io::Write, shared_values: &mut ::std::collections::HashMap::<::core::primitive::usize, ::core::primitive::i64>) -> ::std::io::Result::<()> {
+    match value {
+        crate::data::SumWithBoxedVariants::VariantOne(value) => {
+            crate::transient_0::encode_int_32(&0, writer, shared_values)?;
+            crate::data::transient_0::encode_variant_one(value, writer, shared_values)?;
+        },
+        crate::data::SumWithBoxedVariants::VariantTwo(value) => {
+            crate::transient_0::encode_int_32(&1, writer, shared_values)?;
+            crate::data::transient_0::encode_variant_two(value, writer, shared_values)?;
+        },
+    };
+    ::std::io::Result::Ok(())
+}
+
+pub fn decode_sum_with_boxed_variants(reader: &mut impl std::io::Read, shared_values: &mut ::std::vec::Vec::<::std::sync::Arc::<dyn ::std::any::Any + ::std::marker::Sync + ::std::marker::Send>>) -> ::std::io::Result::<crate::data::SumWithBoxedVariants> {
+    ::std::io::Result::Ok(match &crate::transient_0::decode_int_32(reader, shared_values)? {
+        0 => crate::data::SumWithBoxedVariants::VariantOne(::std::boxed::Box::new(crate::data::transient_0::decode_variant_one(reader, shared_values)?)),
+        1 => crate::data::SumWithBoxedVariants::VariantTwo(::std::boxed::Box::new(crate::data::transient_0::decode_variant_two(reader, shared_values)?)),
+        _ => todo!(),
+    })
+}
+
 pub fn encode_struct_with_sum(value: &crate::data::StructWithSum, writer: &mut impl std::io::Write, shared_values: &mut ::std::collections::HashMap::<::core::primitive::usize, ::core::primitive::i64>) -> ::std::io::Result::<()> {
     crate::data::transient_0::encode_sum_with_variants(&value.inner, writer, shared_values)?;
     crate::transient_0::encode_int_32(&value.b, writer, shared_values)?;
-- 
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