syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// Assume we are testing on `x`. Conceptually, there are 2 overlapping candidate sets:
context_before:     ///
context_after:     /// - If the outcome is that `x` is true, candidates {0, 2, 3} are possible