/// mut ret = " assuming the next print will be the unmapped Rust function to call followed by the
/// parameters we mapped to/from C here.
pub fn write_method_var_decl_body<W: std::io::Write>(w: &mut W, sig: &syn::Signature, extra_indent: &str, types: &TypeResolver, generics: Option<&GenericTypes>, to_c: bool) {
/// mut ret = " assuming the next print will be the unmapped Rust function to call followed by the
/// parameters we mapped to/from C here.
pub fn write_method_var_decl_body<W: std::io::Write>(w: &mut W, sig: &syn::Signature, extra_indent: &str, types: &TypeResolver, generics: Option<&GenericTypes>, to_c: bool) {