/// Output the real name of `Self` like `MyType<T>`, without the lifetimes.
fn self_type_without_lifetimes(ast_func: &ast::Fn) -> Option<String> {
- let path_segment =
- ast::PathType::cast(self_type(ast_func)?.syntax().clone())?.path()?.segment()?;
+ let path_segment = match self_type(ast_func)? {
+ ast::Type::PathType(path_type) => path_type.path()?.segment()?,
+ _ => return None,
+ };
let mut name = path_segment.name_ref()?.to_string();
let generics = path_segment
.generic_arg_list()?
.generic_args()
.filter(|generic| matches!(generic, ast::GenericArg::TypeArg(_)))
.map(|generic| generic.to_string());
- let generics: String = Itertools::intersperse(generics, ", ".to_string()).collect();
+ let generics: String = generics.format(", ").to_string();
if !generics.is_empty() {
name.push('<');
name.push_str(&generics);
},
_ => "_".to_string(),
});
- Itertools::intersperse(args_iter, ", ".to_string()).collect()
+ args_iter.format(", ").to_string()
}
/// Helper function to build a function call. `None` if expected `self_name` was not provided