syntax_data: {"ast_node_type":"other","tokens":[{"end":43,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // optimization is, but it is here.
context_before:         // to be captured by the coroutine. I'm not sure how important this
context_after:         for (drop_idx, drop_node) in drops.drop_nodes.iter_enumerated() {