syntax_data: {"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"assert_eq!(edit_distance(\"abc\","}]}
source_snippet:     assert_eq!(edit_distance("abc", "abcd", 1), Some(1));
context_before: fn test_edit_distance_limit() {
context_after:     assert_eq!(edit_distance("abc", "abcd", 0), None);