syntax_data: {"ast_node_type":"other","tokens":[{"end":34,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // Test bytelength agnosticity
context_before: fn test_edit_distance() {
context_after:     for c in (0..char::MAX as u32).filter_map(char::from_u32).map(|i| i.to_string()) {