Rust: suppress some expected macro expansion warnings

rust/extractor/src/main.rs

@@ -167,9 +167,19 @@ impl<'a> Extractor<'a> {
         let Some(id) = path_to_file_id(file, vfs) else {
             return Err("not included in files loaded from manifest".to_string());
         };
-        if semantics.file_to_module_def(id).is_none() {
-            return Err("not included as a module".to_string());
-        }
+        match semantics.file_to_module_def(id) {
+            None => return Err("not included as a module".to_string()),
+            Some(module)
+                if module
+                    .as_source_file_id(semantics.db)
+                    .is_none_or(|mod_file_id| mod_file_id.file_id(semantics.db) != id) =>
+            {
+                return Err(
+                    "not loaded as its own module, probably included by `!include`".to_string(),
+                );
+            }
+            _ => {}
+        };
         self.steps.push(ExtractionStep::load_source(before, file));
         Ok(())
     }

rust/extractor/src/translate/base.rs

@@ -29,6 +29,10 @@ macro_rules! pre_emit {
             return Some(label);
         }
     };
+    (Meta, $self:ident, $node:ident) => {
+        // rust-analyzer doesn't expand macros in this context
+        $self.macro_context_depth += 1;
+    };
     ($($_:tt)*) => {};
 }
 
@@ -122,7 +126,7 @@ pub struct Translator<'a> {
     pub semantics: Option<&'a Semantics<'a, RootDatabase>>,
     resolve_paths: bool,
     source_kind: SourceKind,
-    macro_context_depth: usize,
+    pub(crate) macro_context_depth: usize,
 }
 
 const UNKNOWN_LOCATION: (LineCol, LineCol) =