syntax_data: {"ast_node_type":"import","tokens":[{"end":65,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // Otherwise, use filename/line-number if forced.
context_before:             let use_types = !def_id.is_local() || {
context_after:                 let force_no_types = with_forced_impl_filename_line();