Test that rust generated files do compile

.github/workflows/build.yml

@@ -96,3 +96,6 @@ jobs:
 
       - name: Run Python generator tests
         run: pdl-compiler/tests/run_python_generator_tests.sh
+
+      - name: Compile Rust generated files
+        run: pdl-compiler/tests/compile_rust_generated_files.sh

pdl-compiler/tests/compile_rust_generated_files.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+set -euxo pipefail
+
+mkdir -p out/
+OUT_DIR="$(pwd)/out"
+
+# move to `pdl-compiler` directory
+cd -- "$(dirname -- "${BASH_SOURCE[0]}")/.." &> /dev/null
+
+mkdir -p "$OUT_DIR/generated_test/src"
+./tests/generated_files_compile.sh tests/generated/*.rs > "$OUT_DIR/generated_test/src/lib.rs"
+
+cat <<EOT > "$OUT_DIR/generated_test/Cargo.toml"
+[package]
+name = "generated_test"
+version = "0.0.0"
+publish = false
+edition = "2021"
+
+[features]
+default = ["serde"]
+
+[dependencies]
+bytes = {version = "1.4.0", features = ["serde"]}
+thiserror = "1.0.47"
+serde_json = "1.0.86"
+
+[dependencies.serde]
+version = "1.0.145"
+features = ["default", "derive", "serde_derive", "std", "rc"]
+optional = true
+
+[dependencies.pdl-runtime]
+path = "../../pdl-runtime"
+
+[workspace]
+EOT
+
+cd "$OUT_DIR/generated_test"
+RUSTFLAGS=-Awarnings cargo build