syntax_data: {"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// expanded with `create_or_subcandidates`.
context_before:     /// exponentially large CFGs in cases like `(1 | 2, 3 | 4, ...)`. The candidate should have been
context_after:     ///