{"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"//!"}]}
//!    the polonius shape. That's the main [PoloniusContext].
//! 2) once that is done, variance data is transferred, and the NLL region liveness is converted to
//! 3) during region inference, that data and the NLL outlives constraints are used to create the