Module roles 

Closed vocabularies. Unknown members are rejected, never passed through.

Enums

Action

A descriptive capability hint: a diagnostic, never a callback endpoint.

Capability

Something the adapter tells the driver it can provide.

Role

A semantic role. ARIA-aligned and closed: unknown roles fail validation.

Constants

ADAPTER_CAPABILITIES

Every adapter capability.

SEMANTIC_ACTIONS

Every action.

SEMANTIC_ROLES

Every role, in the order the reference implementation declares them.

Functions

valid_action

Whether action is one of the actions.

valid_capability

Whether capability is one of the capabilities.

valid_role

Whether role is one of the roles.