got template type parameters emitted on struct fields (template type parameter list of strings is read in 'read_template_instance_type_params , and placed ion FieldInfo.type_params)
test in progress, generated binding file doesn't quite compile but can be corrected with a few manual changes
test in progress, generated binding file doesn't quite compile but can be corrected with a few manual changes
got test compiling with few manual changes by hand. added the manually fixed version test_bindgen_cpp_fixes.rs to the repo for reference