Module rustc_middle::source ·
Defines the various compiler queries.
For more information on the query system, see “Queries: demand-driven compilation”. This chapter includes instructions for adding new queries.
- keys 🔒Defines the set of legal keys that can be used in queries.
- Placeholder for
CrateNum’s “local” counterpart
Keytrait controls what types can legally be used as the key for a query.