syntax_data: {"ast_node_type":"import","tokens":[{"end":89,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                                 // use the final cached result (either `EvaluatedToOk` or
context_before:                                 // If we've previously marked this projection as 'complete', then
context_after:                                 // `EvaluatedToOkModuloRegions`), and skip re-evaluating the