Expose reserve on CxxString

1 files changed, 5 insertions, 0 deletions

diff --git a/src/cxx.cc b/src/cxx.cc
index 2a615483..5dca531b 100644
--- a/src/cxx.cc
+++ b/src/cxx.cc
@@ -24,6 +24,11 @@ std::size_t cxxbridge1$cxx_string$length(const std::string &s) noexcept {
 
 void cxxbridge1$cxx_string$clear(std::string &s) noexcept { s.clear(); }
 
+void cxxbridge1$cxx_string$reserve_total(std::string &s,
+                                         size_t new_cap) noexcept {
+  s.reserve(new_cap);
+}
+
 void cxxbridge1$cxx_string$push(std::string &s, const std::uint8_t *ptr,
                                 std::size_t len) noexcept {
   s.append(reinterpret_cast<const char *>(ptr), len);