syntax_data: {"ast_node_type":"import","tokens":[{"end":82,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: /// able to use many of the functions on spans in source_map and you cannot assume
context_before: /// You must be careful if the span crosses more than one file, since you will not be
context_after: /// that the length of the span is equal to `span.hi - span.lo`; there may be space in the