{"ast_node_type":"other","tokens":[{"end":118,"kind":"keyword","start":0,"text":"//!"}]}
//! The `rustc_macros` also supports a set of **query modifiers** (see below) that control the behavior of each query.
//! **Note:** The `Providers` struct is not a Rust trait, but a struct generated by the `rustc_macros` to hold all provider functions.
//!