{"ast_node_type":"enum","tokens":[{"end":73,"kind":"keyword","start":0,"text":"//!"}]}
//!   same variant of the enum (e.g., `Some(1)`, `Some(3)` and `Some(4)`)
//! - `EnumMatching`, when `Self` is an enum and all the arguments are the
//! - `EnumDiscr` when `Self` is an enum, for comparing the enum discriminants.