Support for parsing modules with inner attributes

Author: makai410

gen/src/file.rs

@@ -21,7 +21,9 @@ fn parse(input: ParseStream, modules: &mut Vec<Module>) -> Result<()> {
     while !input.is_empty() {
         let mut cxx_bridge = false;
         let mut namespace = Namespace::ROOT;
+        let inner_attrs = input.call(Attribute::parse_inner)?;
         let mut attrs = input.call(Attribute::parse_outer)?;
+        attrs.extend(inner_attrs);
         for attr in &attrs {
             let path = &attr.path().segments;
             if path.len() == 2 && path[0].ident == "cxx" && path[1].ident == "bridge" {

tests/ffi/lib.rs

@@ -394,6 +394,11 @@ mod other {
     }
 }
 
+pub mod test_for_inner_attrs {
+    #![allow(dead_code)]
+    pub fn may_not_be_called() {}
+}
+
 #[derive(PartialEq, Debug)]
 pub struct R(pub usize);
 

tests/test.rs

@@ -13,7 +13,7 @@
 
 use cxx::{SharedPtr, UniquePtr};
 use cxx_test_suite::module::ffi2;
-use cxx_test_suite::{cast, ffi, R};
+use cxx_test_suite::{cast, ffi, test_for_inner_attrs, R};
 use std::cell::Cell;
 use std::ffi::CStr;
 use std::panic::{self, RefUnwindSafe, UnwindSafe};
@@ -395,3 +395,8 @@ fn test_unwind_safe() {
     fn require_ref_unwind_safe<T: RefUnwindSafe>() {}
     require_ref_unwind_safe::<ffi::C>();
 }
+
+#[test]
+fn test_inner_attrs() {
+    test_for_inner_attrs::may_not_be_called();
+}