fn docs(&self, db: &RootDatabase) -> Option<String> {
let node = self.node(db)?;
fn doc_comments<N: ast::DocCommentsOwner>(node: &N) -> Option<String> {
fn docs(&self, db: &RootDatabase) -> Option<String> {
let node = self.node(db)?;
fn doc_comments<N: ast::DocCommentsOwner>(node: &N) -> Option<String> {