Method resolveTypeHandle

internal/api/session.go:248–273

resolveTypeHandle resolves a type handle within the project's registry.

(projectID ProjectID, handle TypeID)

// resolveTypeHandle resolves a type handle within the project's registry.
func (sd *snapshotData) resolveTypeHandle(projectID ProjectID, handle TypeID) (*checker.Type, error) {
	if handle == 0 {
		return nil, fmt.Errorf("%w: empty type handle", ErrClientError)
	}
	if projectID == "" {
		return nil, fmt.Errorf("%w: empty project ID for type handle %d", ErrClientError, handle)
	}

	sd.projectRegistriesMu.RLock()
	reg := sd.projectRegistries[projectID]
	sd.projectRegistriesMu.RUnlock()

	if reg == nil {
		return nil, fmt.Errorf("%w: type handle %d not found (no registry for project %s)", ErrClientError, handle, projectID)
	}

	reg.typeRegistryMu.RLock()
	t, ok := reg.typeRegistry[handle]
	reg.typeRegistryMu.RUnlock()

	if !ok {
		return nil, fmt.Errorf("%w: type handle %d not found in project registry", ErrClientError, handle)
	}

	return t, nil
}

// resolveSignatureHandle resolves a signature handle within the project's registry.
func (sd *snapshotData) resolveSignatureHandle(projectID ProjectID, handle SignatureID) (*checker.Signature, error) {