{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"//!"}]}
//! the original. This essentially coerces `TokenStream`s into "views" of their subparts,
//! (such as `slice`) produces an entirely new `TokenStream` from the borrowed reference to
//! and a borrowed `TokenStream` is sufficient to build an owned `TokenStream` without taking