syntax_data: {"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"Some(fake_reads)"}]}
source_snippet:                     Some(fake_reads) => fake_reads
context_before:                 let fake_reads = match self.typeck_results.closure_fake_reads.get(&def_id) {
context_after:                         .iter()