syntax_data: {"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"AnnotateSnippetEmitter::new(source_map,"}]}
source_snippet:                     AnnotateSnippetEmitter::new(source_map, translator, short, macro_backtrace);
context_before:                 let emitter =
context_after:                 Box::new(emitter.ui_testing(sopts.unstable_opts.ui_testing))