- for index in 0..parameters.len() - 1 {
- let (param_name,param_type) = ¶meters[index];
- match param_name {
- Some(name) => {
+ if let Some(((_, return_type), function_parameters)) = parameters.split_last() {
+ for index in 0..function_parameters.len() {
+ let (param_name, param_type) = &function_parameters[index];
+ if let Some(name) = param_name {