{"ast_node_type":"other","tokens":[{"end":20,"kind":"keyword","start":0,"text":"db::HirDatabase,"}]}
    db::HirDatabase,
    InferenceDiagnostic, InferenceTyDiagnosticSource, TyLoweringContext, TyLoweringDiagnostic,
    lower::path::{PathDiagnosticCallback, PathLoweringContext},