{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"def.usages(&ctx.sema).all().into_iter().flat_map(|(file_id,"}]}
    def.usages(&ctx.sema).all().into_iter().flat_map(|(file_id, references)| {
) -> impl Iterator<Item = (EditionedFileId, FileReference)> {
        references.into_iter().map(move |reference| (file_id, reference))