{"ast_node_type":"function","tokens":[{"end":81,"kind":"keyword","start":0,"text":"pub"}]}
    pub fn paren_sugar_inputs_output(&self) -> Option<(&[Ty<'hir>], &Ty<'hir>)> {
    /// Panics if the parenthesized arguments have an incorrect form (this shouldn't happen).
        if self.parenthesized != GenericArgsParentheses::ParenSugar {