Added a new method to CodegenFileSystem, mark_generated_dir, to h…

…elp with marking the output of `ldw` during codegen. Without marking these files they will not persist after codegen is complete.

crates/codegen/ldw/src-ts/languages/ldw/model/analysed/creation/fromResolvedModel.ts

@@ -86,8 +86,10 @@ class AnalyseSumTypes extends Visitor {
                         terminalDefinitions.add(name);
                     }
                     break;
+                case Out.Discriminator.PrimitiveType:
+                    break;
                 default:
-                    throw new Error('Not yet implemented: sum type discriminators on product/enum leaf types');
+                    throw new Error(`Not yet implemented: sum type discriminators on ${definition.type.discriminator}`);
             }
         });
     }

crates/infra/utils/src/codegen/file_system.rs

@@ -1,3 +1,4 @@
+use std::borrow::Borrow;
 use std::collections::HashSet;
 use std::path::{Path, PathBuf};
 
@@ -60,6 +61,24 @@ impl CodegenFileSystem {
         };
     }
 
+    /// Mark all files in the specified directory as generated files.
+    pub fn mark_generated_dir(&mut self, dir_path: impl AsRef<Path>) -> Result<()> {
+        let dir_path = dir_path.as_ref();
+
+        if dir_path.strip_repo_root().is_err() {
+            bail!("Generated directory is outside repository: {dir_path:?}");
+        }
+
+        for file_path in FileWalker::from_directory(dir_path).find_all().unwrap() {
+            self.mark_generated_file(file_path)?;
+        }
+
+        Ok(())
+    }
+
+    /// Mark (register) a single file as a generated file. Any file not marked this way will be deleted by
+    /// `CodegenFileSystem` after codegen is completed. It is an error to mark the same file as generated
+    /// twice.
     pub fn mark_generated_file(&mut self, file_path: impl AsRef<Path>) -> Result<()> {
         let file_path = file_path.as_ref();
 

crates/solidity/outputs/cargo/crate/build.rs

@@ -26,6 +26,8 @@ fn main() -> Result<()> {
         render_built_ins,
     )?;
 
+    let ldw_output_dir = crate_path.join("src/generated/ldw/");
+
     Command::new("ts-node")
         .current_dir(Path::repo_path("crates/codegen/ldw"))
         .args(["-P", "./tsconfig.json"])
@@ -38,13 +40,12 @@ fn main() -> Result<()> {
                 .to_str()
                 .unwrap(),
         ])
-        .args([
-            "--out-dir",
-            crate_path.join("src/generated/ldw/").to_str().unwrap(),
-        ])
+        .args(["--out-dir", ldw_output_dir.to_str().unwrap()])
         .args(["--language", "rust"])
         .args(["--name", "l0::generated"])
         .run();
 
+    fs.mark_generated_dir(ldw_output_dir)?;
+
     Ok(())
 }