{"ast_node_type":"variable","tokens":[{"end":48,"kind":"keyword","start":0,"text":"let"}]}
    let (label, tooltip) = match &*label.parts {
) -> Cancellable<(lsp_types::InlayHintLabel, Option<lsp_types::InlayHintTooltip>)> {
        [InlayHintLabelPart { linked_location: None, .. }] => {