syntax_data: {"ast_node_type":"other","tokens":[{"end":7,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     ///
context_before:     /// Algebraic data types (ADT). For example: structures, enumerations and unions.
context_after:     /// For example, the type `List<i32>` would be represented using the `AdtDef`