Add construction and assignment for rust::Vec
diff --git a/macro/src/expand.rs b/macro/src/expand.rs
index af404d0..2c8cc87 100644
--- a/macro/src/expand.rs
+++ b/macro/src/expand.rs
@@ -543,12 +543,14 @@
fn expand_rust_vec(namespace: &Namespace, elem: &Ident) -> TokenStream {
let link_prefix = format!("cxxbridge02$rust_vec${}{}$", namespace, elem);
+ let link_new = format!("{}new", link_prefix);
let link_drop = format!("{}drop", link_prefix);
let link_len = format!("{}len", link_prefix);
let link_data = format!("{}data", link_prefix);
let link_stride = format!("{}stride", link_prefix);
let local_prefix = format_ident!("{}__vec_", elem);
+ let local_new = format_ident!("{}new", local_prefix);
let local_drop = format_ident!("{}drop", local_prefix);
let local_len = format_ident!("{}len", local_prefix);
let local_data = format_ident!("{}data", local_prefix);
@@ -557,6 +559,11 @@
let span = elem.span();
quote_spanned! {span=>
#[doc(hidden)]
+ #[export_name = #link_new]
+ unsafe extern "C" fn #local_new(this: *mut ::cxx::private::RustVec<#elem>) {
+ ::std::ptr::write(this, ::cxx::private::RustVec::new());
+ }
+ #[doc(hidden)]
#[export_name = #link_drop]
unsafe extern "C" fn #local_drop(this: *mut ::cxx::private::RustVec<#elem>) {
::std::ptr::drop_in_place(this);