{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"//!"}]}
//! - `matches!(Ok(v0), Err(p0)) := false` (incompatible variants)
//! - `matches!(Ok(v0), Ok(p0)) := matches!(v0, p0)`
//! - `matches!(v, 1..=100) := matches!(v, 1) || ... || matches!(v, 100)`