{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"Some(it?.into_token().and_then(ast::Whitespace::cast)?.syntax().text_range().start())"}]}
    Some(it?.into_token().and_then(ast::Whitespace::cast)?.syntax().text_range().start())
fn whitespace_start(it: Option<SyntaxElement>) -> Option<TextSize> {
}