use unique paths for unresolved imports in bindings

crates/metaslang/bindings/src/builder/functions.rs

@@ -86,15 +86,18 @@ mod resolver {
  let path_to_resolve = parameters.param()?.into_string()?;
  parameters.finish()?;
 
- if let Some(resolved_path) = self
+ let resolved_path = self
  .path_resolver
  .as_ref()
  .resolve_path(&context_path, &path_to_resolve)
- {
- Ok(resolved_path.into())
- } else {
- Ok("__SLANG_UNRESOLVED_IMPORT_PATH__".into())
- }
+ .unwrap_or_else(|| {
+ // In case we cannot resolve the path, we return a special value that is unique
+ // per context/path pait. This way, we can still run incrementally and resolve
+ // other symbols in the file:
+ format!("__SLANG_UNRESOLVED_PATH__{context_path}__{path_to_resolve}__")
+ });
+
+ Ok(resolved_path.into())
  }
  }
 }